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Living in Fairfax

The city had 5 schools in 2026. Fairfax is in the United States; its population was 25,026 in July 2026. In July 2026, 51.1% of renter households spent at least 30% of income on housing. There were 5,923 physicians per 100,000 residents in 2026.

Last checked 2026-10-0737 sources

Population26,772people31 Dec 2025Official source · U.S. Census Bureau, Population Estimates Program
Median gross salary4,346EUR/month31 Dec 2024Community source · Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS)
Median rent1,973EUR/month31 Dec 2024Independent source · Census Reporter mirror of ACS 2024 5-year tables
Unemployment rate3.27%31 Dec 2024Independent source · Census Reporter mirror of ACS 2024 5-year tables
Recorded crime2,987incidents per 100,000country median 1,586 — 88% aboveOfficial source · Crime in the United States 2025, Table 8: Offenses Known to Law Enforcement by State by City
PM2.5, annual mean6.75µg/m³31 Dec 2024Independent source · EPA AQS annual PM2.5 monitor data 2024

Which United States-wide rules apply when you move to Fairfax?

National rules stay on the country page instead of being relabelled as city data.

Visa and entry rulesPassport-specific entry and national residence context.BenefitsCountry-wide eligibility and official application routes.Taxes in United StatesNational rates and thresholds that apply in Fairfax.Healthcare eligibilityCountry-wide insurance and residence conditions.

Housing and cost

Median gross rent was US$2,245 per month, while the median home value was US$722,600 in July 2026. Owner occupation was 69.9%, and the vacancy rate was 1.7% in July 2026.

What recurs every month6 published recurring costs, € per month
Fairfax recurring monthly costs, € per month

€ / month

Private kindergarten€1596
Utilities, 85 m² flat€163
Fitness club€65
Internet, 60 Mbps€64
Mobile plan, 10 GB€53
Transport pass€39

Supplemental estimate lane; these items are not official statistics.

MetricValuePeriodSource
Fitness club membership, monthly65.13 EUR/month31 Dec 2025Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152)35Supplemental estimate · Supplemental context
Internet, 60 Mbps unlimited64.12 EUR/month31 Dec 2025Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152)35Supplemental estimate · Supplemental context
Private kindergarten, monthly1,596 EUR/month31 Dec 2025Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152)35Supplemental estimate · Supplemental context
Mobile plan, 10 GB53.49 EUR/month31 Dec 2025Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152)35Supplemental estimate · Supplemental context
Monthly transport pass39.18 EUR/month31 Dec 2025Numbeo — Cost of Living in Fairfax (Wayback capture 20250105080216)36Supplemental estimate · Supplemental context
Basic utilities, 85 m² home162.9 EUR/month31 Dec 2025Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152)35Supplemental estimate · Supplemental context
Median gross rent$2,245/month4 Jul 2026ACS median gross rent4Official
Households spending over 30% of income on rent51.06 %4 Jul 2026ACS median gross rent4Official
Housing vacancy rate (legacy series)1.7 %4 Jul 2026ACS median gross rent4Official
Average monthly rent (whole dwelling)2,136 EUR/month31 Dec 2020ACS 2020-2024 5-year table-based Summary File, tables B25065 (Aggregate Gross Rent) and B25063 (Gross Rent, units with cash rent)3Official
Median monthly rent1,973 EUR/month31 Dec 2024Census Reporter mirror of ACS 2024 5-year tables25Supplemental estimate · Supplemental context
Recorded property crimes787 offenses/year31 Dec 2025FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip)13Official

Is Fairfax a good place to live?

There is no universal answer. The profile scores below show who the available published evidence may suit; they are a decision aid, not a personal recommendation.

Try your profile
Remote worker50%strong on work, weak on air quality · range 41–59%
Skilled employee56%strong on work, weak on safety · range 47–65%
Student45%strong on education, weak on work · range 35–55%
Family49%strong on family, weak on cost · range 40–58%
Retirement41%strong on safety, weak on admin · range 30–52%

Worked out from these numbers

How international is the population?

28.6% of residents hold a foreign nationality — 7,660 of 26,772 people. This counts nationality, not place of birth, so long-settled residents who naturalised are not in it.

Uses a supplemental estimate, so treat it as indicative.

Work and income

Median household income was US$132,348 a year in July 2026.

Unemployment across cities in United StatesUnemployment in Fairfax is 3.3%. Of 2,153 cities with data, 1,250 have unemployment of 0 to under 5%.

Unemployment rate (%)

MetricValuePeriodSource
Median household income132,348 USD/year4 Jul 2026ACS total population5Official
Households with cable, fibre or DSL broadband89.77 %4 Jul 2026ACS total population5Official
Households with a broadband subscription96.66 %4 Jul 2026ACS total population5Official
Households with internet but no subscription0.95 %4 Jul 2026ACS total population5Official
Households without internet2.39 %4 Jul 2026ACS total population5Official
Households with satellite internet6.1 %4 Jul 2026ACS total population5Official
Median gross salary4,346 EUR/month31 Dec 2024Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS)24Community estimate · Supplemental context
Median gross salary (regional)5,251 EUR/month31 Dec 2025www.bls.gov23Official
Unemployment rate3.27 %31 Dec 2024Census Reporter mirror of ACS 2024 5-year tables25Supplemental estimate · Supplemental context

What does a salary buy in Fairfax?

Take-home pay after tax, minus rent and the everyday bills this city publishes. Each line names its source.

regional median gross pay: €5,251 (US Bureau of Labor Statistics, 2025-12-31).
Left over each month€1,522of €3,978 take-home
  • Rent
  • Utilities
  • Transport
  • Internet
  • Mobile
  • Left over
Line-by-line breakdown and sources
Each month€
Take-home payOECD Taxing Wages 2025, single, no children. Includes central and local income tax and employee social contributions; euro amounts at the ECB average for 2026-08.€3,978
Rentaverage rent of a whole dwelling · official · ACS 2020-2024 5-year table-based Summary File, tables B25065 (Aggregate Gross Rent) and B25063 (Gross Rent, units with cash rent) · 2020-12-31− €2,136
Public transport pass€39 · market price · Numbeo · 2025-12-31− €39
Utilities, 85 m²€163 · market price · Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152) · 2025-12-31− €163
Internet€64 · market price · Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152) · 2025-12-31− €64
Mobile plan€53 · market price · Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152) · 2025-12-31− €53
Left over€1,522
Take-home pay for other salaries and households Compare with another city Check a job offer in Fairfax Salary needed to live in Fairfax

Public employment service

No exact public employment office is currently linked to Fairfax. The verified national service may still offer online registration, job search or an official office finder.

Country-level information

American Job Centers — Public employment service

U.S. Department of Labor Employment and Training Administration

Job Search
Open official service
Open the United States service overview

Country-level service information is not treated as proof of a physical office in Fairfax. Sources checked through 10 Aug 2026.

Family and education

MetricValuePeriodSource
Residents with high school education or higher90.69 %4 Jul 2026ACS median gross rent4Official
Schools5 schools4 Jul 2026NCES EDGE public school geocodes15Official
School enrolment, share of residents29.48 %4 Jul 2026ACS median gross rent4Official

Healthcare

MetricValuePeriodSource
Mental health provider ratio199 ratio30 Jun 2026HRSA mental health provider ratio14Official
Primary care doctors per 100,000 residents5,923 per 100,000 people30 Jun 2026HRSA mental health provider ratio14Official
Preventable hospitalizations1,645 per 100,000 people30 Jun 2026HRSA mental health provider ratio14Official

Yes — migrants can receive medical care in Fairfax when the national insurance or residence conditions are met.

Healthcare access follows the country-wide insurance rules; local capacity facts remain city data and are not used as proof of eligibility.

Open the official coverage guide
Country rule verified 2026-08-03.

Safety

Recorded crime across major citiesFairfax highlighted among comparable cities
Recorded crime across major cities with Fairfax highlighted

recorded incidents per 100k residents

Philadelphia5,457
Houston5,442
San Antonio5,218
Chicago4,012
Dallas4,010
Austin3,709
Fort Worth3,158
Phoenix3,125
New York City3,039
Fairfax2,987
Los Angeles2,212
San Diego2,082
MetricValuePeriodSource
Recorded incidents per 100,000 residents2,987 incidents per 100,000country median 1,58631 Dec 2025Crime in the United States 2025, Table 8: Offenses Known to Law Enforcement by State by City13Official
Recorded violent crimes18 offenses/year31 Dec 2025FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip)13Official

Mobility and administration

MetricValuePeriodSource
Average commute time28.01 minutes4 Jul 2026ACS total population5Official
Workers commuting by bicycle0 %4 Jul 2026ACS total population5Official
Workers commuting by public transport3.94 %4 Jul 2026ACS total population5Official
Workers walking to work2.94 %4 Jul 2026ACS total population5Official
Destinations from nearest airport126 count3 Aug 2026OpenFlights19Official
Nearest airportIAD3 Aug 2026OurAirports20Official
Distance to nearest airport17 km3 Aug 2026OurAirports20Official

Language courses and integration

No exact city-level course record is currently published for Fairfax. These verified national programmes may still apply; use the official programme page to check local availability.

Country-level information

Adult Education and English Language Acquisition (AEFLA) — State Language Course

U.S. Department of Education

For adult learners, adult English-language learners.

EnglishIn Person, Online, HybridCost varies
Open official information

USCIS English and citizenship class finder — Civic Orientation

U.S. Citizenship and Immigration Services

For immigrants, future citizens.

EnglishIn Person, OnlineCost varies
Open official information
Open the full United States section
National programme information is not treated as proof of a course location in Fairfax.

Find courses near Fairfax

Climate and air quality

Temperature through the yearAverage daytime high and night-time low, °C
Rainfall through the yearAverage monthly precipitation, mm
Air quality vs health guidelinesAnnual means against WHO 2021 guidelines and EU legal limits

City values from the published air-quality observations. WHO 2021 guidelines and EU limit values are published constants.

PM2.5 across cities in United StatesAnnual PM2.5 in Fairfax is 6.8 µg/m³. Of 968 cities with data, 261 have annual PM2.5 of 6 to under 7 µg/m³.

Annual PM2.5 (µg/m³)

MetricValuePeriodSource
PM2.5 — annual mean6.75 µg/m³31 Dec 2024EPA AQS annual PM2.5 monitor data 202434Supplemental estimate · Supplemental context
Average daytime high by monthJan 5.89 · Feb 7.83 · Mar 12.67 · Apr 19.33 · May 23.89 · Jun 28.39 · Jul 30.89 · Aug 30.17 · Sep 26.28 · Oct 19.89 · Nov 13.61 · Dec 8.06 °C1991–2020NOAA U.S. Monthly Climate Normals 1991-2020 — station USW00093738 (WASHINGTON DULLES INTL AP)18Official · nearest-station reading
Average night-time low by monthJan -3.78 · Feb -2.94 · Mar 0.889 · Apr 6.22 · May 11.67 · Jun 16.61 · Jul 19.33 · Aug 18.44 · Sep 14.39 · Oct 7.39 · Nov 2 · Dec -1.67 °C1991–2020NOAA U.S. Monthly Climate Normals 1991-2020 — station USW00093738 (WASHINGTON DULLES INTL AP)18Official · nearest-station reading
Average temperature by monthJan 1.1 · Feb 2.5 · Mar 6.8 · Apr 12.8 · May 17.8 · Jun 22.5 · Jul 25.1 · Aug 24.3 · Sep 20.3 · Oct 13.6 · Nov 7.8 · Dec 3.2 °C31 Dec 1991World Meteorological Organization / NOAA NCEI22Official
Average precipitation by monthJan 83.31 · Feb 66.55 · Mar 97.54 · Apr 86.11 · May 108.7 · Jun 104.9 · Jul 108.2 · Aug 89.92 · Sep 105.7 · Oct 89.15 · Nov 79.5 · Dec 87.12 mm1991–2020NOAA U.S. Monthly Climate Normals 1991-2020 — station USC00448737 (VIENNA)17Official · nearest-station reading
PM2.5, highest monitored reading146.8 µg/m³1 Jul 2026EPA AirData PM2.5 annual mean11Official source, approximated value · Supplemental context · county
PM2.5, annual mean8.45 µg/m³1 Jul 2026EPA AirData PM2.5 annual mean11Official source, approximated value · Supplemental context · county
PM2.5 monitoring sites5 monitors1 Jul 2026EPA AirData PM2.5 annual mean11Official source, approximated value · Supplemental context · county
Annual precipitation957.6 mm30 Jun 2026NOAA GHCN-Daily climate normals16Official source, approximated value · Supplemental context · station observation
Maximum July temperature25.29 °C30 Jun 2026NOAA GHCN-Daily climate normals16Official source, approximated value · Supplemental context · station observation
Average annual temperature13.72 °C30 Jun 2026NOAA GHCN-Daily climate normals16Official source, approximated value · Supplemental context · station observation
Minimum January temperature5.3 °C30 Jun 2026NOAA GHCN-Daily climate normals16Official source, approximated value · Supplemental context · station observation

Similar climate. In United States: Columbia ±0.3 °C. Elsewhere: Reims (France) ±3.5 °C, Cottbus (Germany) ±3.5 °C, Markham (Canada) ±3.5 °C, Mississauga (Canada) ±3.5 °C, Richmond Hill (Canada) ±3.5 °C. Twenty closest, compared month by month

Monthly highs and lows against the 1991–2020 station normals of the nearest station; ± is the average monthly difference.

Population and city profile

Foreign residents and their share come from different publications that count different groups (for example citizens of another country, or people born abroad, or of foreign origin), so 7,660 is not 14.5% of the population. Each row names its source.

Who lives hereResidents by nationality, % of population

Calculated from the population and foreign-resident facts on this page.

MetricValuePeriodSource
Foreign-resident share14.52 %31 Dec 2020Census Reporter (underlying U.S. Census ACS)9Official
Foreign residents7,660 people31 Dec 2024Census Reporter mirror of ACS 2024 5-year tables25Supplemental estimate · Supplemental context
Transit service area population1,186,590 people4 Jul 2026ACS total population5Official
Population density1,656 people/km²31 Dec 2025Census Reporter / U.S. Census Bureau10Official
Population26,772 people31 Dec 2025U.S. Census Bureau, Population Estimates Program21Official

Additional context

MetricValuePeriodSource
Median home value722,600 USD4 Jul 2026ACS median gross rent4Official
Owner-occupied homes69.9 %4 Jul 2026ACS median gross rent4Official
Labour force participation rate70.86 %4 Jul 2026ACS total population5Official
Residents born abroad30.61 %4 Jul 2026ACS total population5Official
Naturalized citizens, share of residents16.09 %4 Jul 2026ACS total population5Official
Non-citizens, share of residents14.52 %4 Jul 2026ACS total population5Official
Flu vaccination coverage68.41 %30 Jun 2026CDC BRFSS flu vaccination coverage6Official
Mammography screening coverage77.1 %30 Jun 2026CDC mammography screening rate7Official
Residents without health insurance8.46 %4 Jul 2026ACS median gross rent4Official
Residents with a bachelor's degree or higher62.36 %4 Jul 2026ACS median gross rent4Official
Crime reporting agencies0 agencies30 Jun 2026FBI CDE/UCR crime statistics12Official source, approximated value · Supplemental context · agency service area
Households with a vehicle available94.06 %4 Jul 2026ACS median gross rent4Official
Public transport agencies in the National Transit Database2 agencies4 Jul 2026ACS total population5Official
Transit passenger trips, 20227,800,714 trips4 Jul 2026ACS total population5Official
Transit vehicles in peak service, 2022292 vehicles4 Jul 2026ACS total population5Official
Workers aged 16 and over13,084 workers4 Jul 2026ACS total population5Official
Workers mainly working from home29.13 %4 Jul 2026ACS total population5Official
Households using cellular data plans89.78 %4 Jul 2026ACS total population5Official

Alternatives for people set on Fairfax

Three places for the three reasons people leave a city on the shortlist: stay in the region, stay in the country, or keep the budget and change the country. A percentage appears only where both cities publish that metric from the same source, period and grain. Distances are straight lines — travel times are not collected yet.

Rockville as a Fairfax alternative in the same region

29 km away, better on 4 of 6 metrics measured the same way, worse on 1. Recorded crime, per 100k cannot be compared like for like.

  • Residents: 67,563 Rockville vs 26,772 Fairfax+152%
  • Median gross pay, city: €5,227 Rockville vs €4,346 Fairfax+20%
  • Unemployment: 3.9% Rockville vs 3.3% Fairfax+21%
  • Recorded crime, per 100k: 1,673 (2024) Rockville vs 2,987 (2025) Fairfaxno percentage
  • Nearest airport: 9.0 km Rockville vs 17.0 km Fairfax−47%
  • Annual PM2.5: 5.8 µg/m³ Rockville vs 6.7 µg/m³ Fairfax−14%
  • Foreign residents: 16.6% Rockville vs 14.5% Fairfax+14%
Full comparisonMore about Rockville

Cities near Fairfax

Published cities within 25 km, nearest first. Distances are straight-line.

Oakton 3.6 km away
Rent
2,103 EUR/monthMedian monthly rent · 2020-12-31
Salary
6,585 EUR/monthMedian gross salary · 2020-12-31
Mantua 4.0 km away
Rent
1,907 EUR/monthMedian monthly rent · 2020-12-31
Salary
8,355 EUR/monthMedian gross salary · 2020-12-31
Kings Park West 4.3 km away
Rent
2,365 EUR/monthMedian monthly rent · 2020-12-31
Salary
5,024 EUR/monthMedian gross salary · 2020-12-31
Merrifield 5.8 km away
Rent
2,188 EUR/monthMedian monthly rent · 2020-12-31
Salary
6,362 EUR/monthMedian gross salary · 2020-12-31
Fairfax Station 5.9 km away
Rent
2,581 EUR/monthMedian monthly rent · 2020-12-31
Salary
6,907 EUR/monthMedian gross salary · 2020-12-31
Dunn Loring 7.7 km away
Rent
3,235 EUR/monthMedian monthly rent · 2020-12-31
Salary
8,441 EUR/monthMedian gross salary · 2020-12-31
Annandale 8.3 km away
Rent
1,786 EUR/monthMedian monthly rent · 2020-12-31
Salary
4,054 EUR/monthMedian gross salary · 2020-12-31

Alternative cities in United States

Other cities in United States to compare with Fairfax, nearest in population first.

All United States cities
Oxford26,773 residentsParamus26,786 residentsCave Spring26,755 residentsOak Forest26,792 residentsStaunton26,801 residentsFranklin26,743 residents

How does Fairfax compare?

Pick a city. The answer appears here and the address bar keeps it, so the comparison can be shared; the page stays Fairfax's.

Open the full comparison

Which comparable places record less crime than Fairfax?

20 places have a lower recorded property crime rate than Fairfax in this strictly source-matched cohort.

Fairfax: 3,303.2 offences/100k (2024).

Manassas Park — 764.1 offences/100k2024Vienna — 848.8 offences/100k2024Glenarden — 882.8 offences/100k2024Mount Airy — 1,023.5 offences/100k2024Dumfries — 1,102.8 offences/100k2024Gaithersburg — 1,312 offences/100k2024Falls Church — 1,520.2 offences/100k2024Rockville — 1,523.4 offences/100k2024

Only the same source family, offence definition, period, grain and denominator method are compared. This is recorded crime, not a claim about personal safety. Official source8

Put Fairfax's key facts on your site — a card with this page's figures and a link back, free under CC BY 4.0.

Common questions

Answered from the published values on this page, each with its source and date.

What is the typical salary around Fairfax?

The median gross salary is 5,251 EUR/month. Source: www.bls.gov.

What is the unemployment rate in Fairfax?

The unemployment rate is 3.27 %. This is a supplemental estimate, not an official municipal measurement. Source: Census Reporter mirror of ACS 2024 5-year tables.

Is the air quality good in Fairfax?

The annual PM2.5 mean is 6.75 µg/m³. The WHO 2021 guideline is 5 µg/m³ and the EU limit value is 25 µg/m³, so this reading is above the WHO guideline but within the EU limit. This is a supplemental estimate, not an official municipal measurement. Source: EPA AQS annual PM2.5 monitor data 2024.

How safe is Fairfax?

Police recorded 2,987 incidents per 100,000. This counts all offences, so it is not comparable with a violent-crime-only rate from another source. Source: Crime in the United States 2025, Table 8: Offenses Known to Law Enforcement by State by City.

How many people live in Fairfax?

The published population is 26,772 people. Source: U.S. Census Bureau, Population Estimates Program.

How many foreign residents live in Fairfax?

7,660 residents hold a foreign nationality. This is a supplemental estimate, not an official municipal measurement. Source: Census Reporter mirror of ACS 2024 5-year tables.

Is Fairfax a good place to live?

Fairfax may suit different people for different reasons. The page's profile scores compare published cost, work, housing, safety, healthcare and other available factors; they are a decision aid, not a universal recommendation.

Which cities are near Fairfax?

Oakton, Mantua, Kings Park West, Merrifield, Fairfax Station are near Fairfax. Typed relationship labels are shown where published; other rows use straight-line distance from admitted coordinates.

Which comparable places record less crime than Fairfax?

20 places have a lower recorded property crime rate than Fairfax in this strictly source-matched cohort. The comparison uses FBI CIUS Table 8 2024, period 2024, and does not compare across incompatible police definitions.

Cite this page

Open a format to select or copy this ImmigrationDB compilation citation. The native disclosure and text fallback work without JavaScript.

APA citation
ImmigrationDB. (2026, October 16). Fairfax (Virginia), United States: population, rent, salary [ImmigrationDB compilation; version 725747b2d06cfc47d63629365fe40a35]. ImmigrationDB. https://immigrationdb.com/cities/us/fairfax-va/ Retrieved 2026-10-16. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/
BibTeX citation
@misc{immigrationdb_immigrationdb_fairfax-virginia-united-states-population-rent-salary_0eef7b19fa60,
  author = {ImmigrationDB},
  title = {Fairfax (Virginia), United States: population, rent, salary},
  publisher = {ImmigrationDB},
  year = {2026},
  date = {2026-10-16},
  version = {725747b2d06cfc47d63629365fe40a35},
  url = {https://immigrationdb.com/cities/us/fairfax-va/},
  note = {Retrieved 2026-10-16. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},
}
Markdown citation
[Fairfax (Virginia), United States: population, rent, salary](https://immigrationdb.com/cities/us/fairfax-va/) — ImmigrationDB; ImmigrationDB; version 725747b2d06cfc47d63629365fe40a35; retrieved 2026-10-16; built 2026-10-16.

This citation identifies the ImmigrationDB compilation/page. Underlying source publishers and datasets retain their own terms; inspect the Sources section and cite those records separately. View the underlying source records.

Sources

JSON Markdown
  1. 2024 American Community Survey 5-year detailed tables api.census.gov · checked 2026-10-04
  2. ACS 2020-2024 5-year table-based Summary File, table B25064 (Median Gross Rent), place records www2.census.gov · checked 2026-09-18
  3. ACS 2020-2024 5-year table-based Summary File, tables B25065 (Aggregate Gross Rent) and B25063 (Gross Rent, units with cash rent) www2.census.gov · checked 2026-09-19
  4. ACS median gross rent api.censusreporter.org · checked 2026-07-04
  5. ACS total population api.censusreporter.org · checked 2026-07-04
  6. CDC BRFSS flu vaccination coverage data.cdc.gov · checked 2026-06-30
  7. CDC mammography screening rate data.cdc.gov · checked 2026-06-30
  8. cde.ucr.cjis.gov recorded crime data cde.ucr.cjis.gov · checked 2026-08-28
  9. Census Reporter (underlying U.S. Census ACS) api.censusreporter.org · checked 2026-08-03
  10. Census Reporter / U.S. Census Bureau api.censusreporter.org · checked 2026-08-03
Show 27 more sources
  1. EPA AirData PM2.5 annual mean aqs.epa.gov · checked 2026-07-01
  2. FBI CDE/UCR crime statistics cde.ucr.cjis.gov · checked 2026-06-30
  3. FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip) cde.ucr.cjis.gov · checked 2026-09-05
  4. HRSA mental health provider ratio data.hrsa.gov · checked 2026-06-30
  5. NCES EDGE public school geocodes nces.ed.gov · checked 2026-07-04
  6. NOAA GHCN-Daily climate normals ncei.noaa.gov · checked 2026-06-30
  7. NOAA U.S. Monthly Climate Normals 1991-2020 — station USC00448737 (VIENNA) NOAA U.S. Monthly Climate Normals 1991-2020 · ncei.noaa.gov · checked 2026-07-31
  8. NOAA U.S. Monthly Climate Normals 1991-2020 — station USW00093738 (WASHINGTON DULLES INTL AP) NOAA U.S. Monthly Climate Normals 1991-2020 · ncei.noaa.gov · checked 2026-07-31
  9. OpenFlights raw.githubusercontent.com · checked 2026-08-03
  10. OurAirports davidmegginson.github.io · checked 2026-08-03
  11. U.S. Census Bureau, Population Estimates Program www2.census.gov · checked 2026-08-03
  12. World Meteorological Organization / NOAA NCEI nodc.noaa.gov · checked 2026-08-03
  13. www.bls.gov bls.gov · checked 2026-08-27
  14. Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS) api.censusreporter.org · checked 2026-09-11
  15. Census Reporter mirror of ACS 2024 5-year tables api.censusreporter.org · checked 2026-07-26
  16. Coordinate identity evidence wikidata.org · checked 2026-09-06
  17. Coordinate identity evidence wikidata.org · checked 2026-09-06
  18. Coordinate identity evidence wikidata.org · checked 2026-09-06
  19. Coordinate identity evidence wikidata.org · checked 2026-09-06
  20. Coordinate identity evidence wikidata.org · checked 2026-09-06
  21. Coordinate identity evidence wikidata.org · checked 2026-09-06
  22. Coordinate identity evidence wikidata.org · checked 2026-09-06
  23. Coordinate identity evidence wikidata.org · checked 2026-09-06
  24. EPA AQS annual PM2.5 monitor data 2024 aqs.epa.gov · checked 2026-07-26
  25. Numbeo - Cost of Living in Fairfax (Wayback Machine capture 20251122023152) numbeo.com · checked 2026-07-31
  26. Numbeo — Cost of Living in Fairfax (Wayback capture 20250105080216) Numbeo · web.archive.org · checked 2026-08-01
  27. Wikidata identity and coordinates — Q1002926 Wikidata identity and coordinates · wikidata.org · checked 2026-09-05

Spotted a number that looks wrong? Every value here carries its source and date — tell us what you found and we will re-check it against the source.