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Living in Simi Valley

In Simi Valley, the median gross salary is €4,644 a month (2024).

The city had 27 schools in 2026. In July 2026, owner occupation was 72.9% and the vacancy rate was 1.84%. The population of Simi Valley, in the United States, was 125,634 in July 2026. There were 40,063 physicians per 100,000 residents in 2026.

Last checked 2026-09-1937 sources

Population124,861people31 Dec 2025Official source · U.S. Census Bureau, Population Estimates Program
Median gross salary4,644EUR/month31 Dec 2024Official source · ACS 2024 1-year table-based Summary File, table B20002 (Median Earnings in the Past 12 Months (in 2024 inflation-adjusted dollars) by Sex for the Population 16 Years and Over with Earnings), place records
Median rent2,267EUR/month31 Dec 2024Independent source · Census Reporter mirror of ACS 2024 5-year tables
Unemployment rate4.97%31 Dec 2024Independent source · Census Reporter mirror of ACS 2024 5-year tables
Recorded crime1,053offences per 100,000country median 1,586 — 34% belowOfficial source · FBI Crime Data Explorer / Uniform Crime Reporting
PM2.5, annual mean7.32µg/m³country median 7.0 — 4% aboveOfficial source · EPA AQS annual PM2.5 monitor data 2024

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

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

Housing and cost

Median gross rent was US$2,579 per month, while the median home value was US$823,800 in July 2026. 63.6% of renter households spent at least 30% of income on housing in July 2026.

What recurs every month4 published recurring costs, € per month
Simi Valley recurring monthly costs, € per month

€ / month

Private kindergarten€1045
Utilities, 85 m² flat€201
Internet, 60 Mbps€68
Mobile plan, 10 GB€55

Supplemental estimate lane; these items are not official statistics.

MetricValuePeriodSource
Internet, 60 Mbps unlimited67.91 EUR/month31 Jul 2026Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508)37Supplemental estimate · Supplemental context
Private kindergarten, monthly1,045 EUR/month31 Jul 2026Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508)37Supplemental estimate · Supplemental context
Mobile plan, 10 GB54.85 EUR/month31 Jul 2026Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508)37Supplemental estimate · Supplemental context
Basic utilities, 85 m² home201.4 EUR/month31 Jul 2026Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508)37Supplemental estimate · Supplemental context
Median gross rent$2,579/month4 Jul 2026ACS median gross rent6Official
Households spending over 30% of income on rent63.58 %4 Jul 2026ACS median gross rent6Official
Housing vacancy rate (legacy series)1.84 %4 Jul 2026ACS median gross rent6Official
Property crime per 100,000 residents942.7 per 100,000 people1 Jul 2026FBI CDE/UCR crime statistics15Official
Average monthly rent (whole dwelling)2,412 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)4Official
Median monthly rent2,267 EUR/month31 Dec 2024Census Reporter mirror of ACS 2024 5-year tables28Supplemental estimate · Supplemental context
Recorded property crimes959 offenses/year31 Dec 2025FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip)16Official

Is Simi Valley 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 worker41%strong on work, weak on air quality · range 33–49%
Skilled employee49%strong on work, weak on safety · range 41–57%
Student39%strong on education, weak on housing · range 30–48%
Family43%strong on family, weak on cost · range 35–51%
Retirement39%strong on legal route, weak on admin · range 30–48%

Worked out from these numbers

How international is the population?

18.6% of residents hold a foreign nationality — 23,183 of 124,861 people. This counts nationality, not place of birth, so long-settled residents who naturalised are not in it.

Work and income

Median household income was US$122,081 a year in July 2026.

Unemployment across cities in United StatesUnemployment in Simi Valley is 5.0%. Of 2,153 cities with data, 1,250 have unemployment of 0 to under 5%.

Unemployment rate (%)

MetricValuePeriodSource
Median household income122,081 USD/year4 Jul 2026ACS total population7Official
Households with cable, fibre or DSL broadband85.14 %4 Jul 2026ACS total population7Official
Households with a broadband subscription94.88 %4 Jul 2026ACS total population7Official
Households with internet but no subscription1.62 %4 Jul 2026ACS total population7Official
Households without internet3.41 %4 Jul 2026ACS total population7Official
Households with satellite internet7.34 %4 Jul 2026ACS total population7Official
Median gross salary4,644 EUR/month31 Dec 2024ACS 2024 1-year table-based Summary File, table B20002 (Median Earnings in the Past 12 Months (in 2024 inflation-adjusted dollars) by Sex for the Population 16 Years and Over with Earnings), place records5Official
Unemployment rate4.97 %31 Dec 2024Census Reporter mirror of ACS 2024 5-year tables28Supplemental estimate · Supplemental context

What does a salary buy in Simi Valley?

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

Simi Valley median gross pay: €4,644 (ACS 2024 1-year table-based Summary File, table B20002 (Median Earnings in the Past 12 Months (in 2024 inflation-adjusted dollars) by Sex for the Population 16 Years and Over with Earnings), place records, 2024-12-31).
Left over each month€852of €3,589 take-home
  • Rent
  • Utilities
  • 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.€3,589
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− €2,412
Public transport passnot published for this city—
Utilities, 85 m²€201 · market price · Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508) · 2026-07-31− €201
Internet€68 · market price · Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508) · 2026-07-31− €68
Mobile plan€55 · market price · Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508) · 2026-07-31− €55
Left overbefore the bill this city does not publish€852
Take-home pay for other salaries and households Compare with another city Check a job offer in Simi Valley Salary needed to live in Simi Valley

Public employment service

No exact public employment office is currently linked to Simi Valley. 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

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

Family and education

MetricValuePeriodSource
Residents with high school education or higher90.79 %4 Jul 2026ACS median gross rent6Official
Schools27 schools30 Jun 2026NCES CCD public school count19Official
School enrolment, share of residents24.39 %4 Jul 2026ACS median gross rent6Official

Healthcare

MetricValuePeriodSource
Mental health provider ratio1,590 ratio30 Jun 2026HRSA mental health provider ratio18Official
Primary care doctors per 100,000 residents40,063 per 100,000 people30 Jun 2026HRSA mental health provider ratio18Official
Preventable hospitalizations2,572 per 100,000 people30 Jun 2026HRSA mental health provider ratio18Official
GP practices110 count13 Sept 2026NPPES Data Dissemination V.2 — September 202623Official
Hospitals1 count30 Sept 2026CMS Hospital General Information11Official
Pharmacies40 count13 Sept 2026NPPES Data Dissemination V.2 — September 202623Official
Physicians per 100,000 residents163.4 per 100,00013 Sept 2026NPPES Data Dissemination V.2 — September 202623Official

Yes — migrants can receive medical care in Simi Valley 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 citiesSimi Valley highlighted among comparable cities
Recorded crime across major cities with Simi Valley 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
Los Angeles2,212
San Diego2,082
Simi Valley1,053
MetricValuePeriodSource
Burglaries per 100,000 residents124.3 incidents per 100,00031 Dec 2024US-FBI-CDE-CA0560900-202426Official
Recorded incidents per 100,000 residents1,053 offences per 100,000country median 1,58631 Dec 2024FBI Crime Data Explorer / Uniform Crime Reporting17Official
Violent crime per 100,000 residents133.1 incidents per 100,00031 Dec 2024US-FBI-CDE-CA0560900-202427Official
Recorded violent crimes168 offenses/year31 Dec 2025FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip)16Official

Mobility and administration

MetricValuePeriodSource
Average commute time27.07 minutes4 Jul 2026ACS total population7Official
Workers commuting by bicycle0.29 %4 Jul 2026ACS total population7Official
Workers commuting by public transport0.39 %4 Jul 2026ACS total population7Official
Workers walking to work0.85 %4 Jul 2026ACS total population7Official
Nearest airportSZP3 Aug 2026OurAirports24Official
Distance to nearest airport27 km3 Aug 2026OurAirports24Official

Language courses and integration

No exact city-level course record is currently published for Simi Valley. 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

USCIS English and citizenship class finder — Civic Orientation

U.S. Citizenship and Immigration Services

For immigrants, future citizens.

EnglishIn Person, OnlineCost varies
National programme information is not treated as proof of a course location in Simi Valley.

Find courses near Simi Valley

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 Simi Valley is 7.3 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 mean7.32 µg/m³country median 7.031 Dec 2024EPA AQS annual PM2.5 monitor data 202414Official
Average daytime high by monthJan 21 · Feb 21.11 · Mar 23.33 · Apr 25.56 · May 27.78 · Jun 31.39 · Jul 35.06 · Aug 36.33 · Sep 34.39 · Oct 29.56 · Nov 24.67 · Dec 20.5 °C31 Dec 1991NOAA National Centers for Environmental Information21Official
Average night-time low by monthJan 6.17 · Feb 6.44 · Mar 7.72 · Apr 8.94 · May 11.44 · Jun 13.83 · Jul 16 · Aug 16 · Sep 14.72 · Oct 11.61 · Nov 7.78 · Dec 5.56 °C31 Dec 1991NOAA National Centers for Environmental Information21Official
Average temperature by monthJan 13.56 · Feb 13.78 · Mar 15.5 · Apr 17.28 · May 19.61 · Jun 22.61 · Jul 25.56 · Aug 26.17 · Sep 24.56 · Oct 20.56 · Nov 16.22 · Dec 13.06 °C31 Dec 1991NOAA National Centers for Environmental Information21Official
Average precipitation by monthJan 96.27 · Feb 119.1 · Mar 70.1 · Apr 24.13 · May 9.14 · Jun 0.76 · Jul 2.29 · Aug 0 · Sep 2.54 · Oct 18.54 · Nov 27.18 · Dec 71.88 mm1991–2020NOAA U.S. Climate Normals 1991-202022Official
PM2.5, highest monitored reading60.7 µg/m³1 Jul 2026EPA AirData PM2.5 annual mean13Official source, approximated value · Supplemental context · county
PM2.5, annual mean9.65 µg/m³1 Jul 2026EPA AirData PM2.5 annual mean13Official source, approximated value · Supplemental context · county
PM2.5 monitoring sites18 monitors1 Jul 2026EPA AirData PM2.5 annual mean13Official source, approximated value · Supplemental context · county
Annual precipitation950.3 mm30 Jun 2026NOAA GHCN-Daily climate normals20Official source, approximated value · Supplemental context · station observation
Maximum July temperature26.01 °C30 Jun 2026NOAA GHCN-Daily climate normals20Official source, approximated value · Supplemental context · station observation
Average annual temperature17.03 °C30 Jun 2026NOAA GHCN-Daily climate normals20Official source, approximated value · Supplemental context · station observation
Minimum January temperature10.58 °C30 Jun 2026NOAA GHCN-Daily climate normals20Official source, approximated value · Supplemental context · station observation

Similar climate. In United States: Columbia ±3.1 °C. Elsewhere: Dos Hermanas (Spain) ±2.5 °C, Granada (Spain) ±3.5 °C, Cagliari (Italy) ±3.6 °C, Vila Franca de Xira (Portugal) ±3.6 °C, Foggia (Italy) ±3.7 °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

Who lives hereResidents by nationality, % of population

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

MetricValuePeriodSource
Foreign-resident share18.45 %31 Dec 2020ACS 2020-2024 5-year table-based Summary File, table B05002 (Place of Birth by Nativity and Citizenship Status), place records2Official
Foreign residents23,183 people31 Dec 2020ACS 2020-2024 5-year table-based Summary File, table B05002 (Place of Birth by Nativity and Citizenship Status), place records2Official
Transit service area population126,356 people4 Jul 2026ACS total population7Official
Population density1,160 people/km²31 Dec 2025Census Reporter / U.S. Census Bureau10Official
Population124,861 people31 Dec 2025U.S. Census Bureau, Population Estimates Program25Official
Population covered by crime statistics125,637 people31 Dec 2025FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip)16Official

Additional context

MetricValuePeriodSource
Median home value823,800 USD4 Jul 2026ACS median gross rent6Official
Owner-occupied homes72.93 %4 Jul 2026ACS median gross rent6Official
Labour force participation rate66.78 %4 Jul 2026ACS total population7Official
Residents born abroad18.45 %4 Jul 2026ACS total population7Official
Naturalized citizens, share of residents12.05 %4 Jul 2026ACS total population7Official
Non-citizens, share of residents6.4 %4 Jul 2026ACS total population7Official
Flu vaccination coverage65.54 %30 Jun 2026CDC BRFSS flu vaccination coverage8Official
Mammography screening coverage76.3 %30 Jun 2026CDC mammography screening rate9Official
Residents without health insurance4.56 %4 Jul 2026ACS median gross rent6Official
Residents with a bachelor's degree or higher39.09 %4 Jul 2026ACS median gross rent6Official
Crime reporting agencies1 agencies1 Jul 2026FBI CDE/UCR crime statistics15Official
Households with a vehicle available97.19 %4 Jul 2026ACS median gross rent6Official
Public transport agencies in the National Transit Database1 agencies4 Jul 2026ACS total population7Official
Transit passenger trips, 2022164,630 trips4 Jul 2026ACS total population7Official
Transit vehicles in peak service, 202217 vehicles4 Jul 2026ACS total population7Official
Workers aged 16 and over64,626 workers4 Jul 2026ACS total population7Official
Workers mainly working from home19.13 %4 Jul 2026ACS total population7Official
Households using cellular data plans88.02 %4 Jul 2026ACS total population7Official

Alternatives for people set on Simi Valley

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.

Thousand Oaks as a Simi Valley alternative in the same region

15 km away, better on 2 of 7 metrics measured the same way, worse on 2.

  • Basic utilities, 85 m²: €139 Thousand Oaks vs €201 Simi Valley−31%
  • Annual PM2.5: 6.3 µg/m³ Thousand Oaks vs 7.3 µg/m³ Simi Valley−14%
  • Unemployment: 5.4% Thousand Oaks vs 5.0% Simi Valley+8%
  • Recorded crime, per 100k: 1,123 Thousand Oaks vs 1,053 Simi Valley+7%
  • Median gross pay, city: €4,757 Thousand Oaks vs €4,644 Simi Valleysame level
  • Foreign residents: 18.8% Thousand Oaks vs 18.5% Simi Valleysame level
  • Residents: 122,230 Thousand Oaks vs 124,861 Simi Valley−2%

Cambridge as a Simi Valley alternative in the same country

A move, not a commute, at 4195 km, better on 5 of 7 metrics measured the same way, worse on 1.

  • Recorded crime, per 100k: 3,081 Cambridge vs 1,053 Simi Valley+193%
  • Unemployment: 3.4% Cambridge vs 5.0% Simi Valley−32%
  • Foreign residents: 29.7% Cambridge vs 18.5% Simi Valley+61%
  • Nearest airport: 7.0 km Cambridge vs 27.0 km Simi Valley−74%
  • Annual PM2.5: 5.9 µg/m³ Cambridge vs 7.3 µg/m³ Simi Valley−19%
  • Basic utilities, 85 m²: €161 Cambridge vs €201 Simi Valley−20%
  • Median gross pay, city: €4,720 Cambridge vs €4,644 Simi Valleysame level

Vilnius as a Simi Valley alternative in another country

Better on 1 of 2 metrics measured the same way, worse on 0. Recorded crime, per 100k and foreign residents cannot be compared like for like.

  • Nearest airport: 6.0 km Vilnius vs 27.0 km Simi Valley−78%
  • Recorded crime, per 100k: 1,929 (2025) Vilnius vs 1,053 (2024) Simi Valleyno percentage
  • Foreign residents: 8.0% (2024) Vilnius vs 18.5% (2020) Simi Valleyno percentage
  • Basic utilities, 85 m²: €199 Vilnius vs €201 Simi Valleysame level

Cities near Simi Valley

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

Oak Park 11.2 km away
Rent
2,909 EUR/monthMedian monthly rent · 2020-12-31
Salary
6,150 EUR/monthMedian gross salary · 2020-12-31
Agoura 14.2 km away
Rent
2,973 EUR/monthMedian monthly rent · 2020-12-31
Salary
7,003 EUR/monthMedian gross salary · 2020-12-31
Thousand Oaks 15.4 km away
Salary
4,757 EUR/monthMedian gross salary · 2024-12-31
Stevenson Ranch 19.1 km away
Rent
2,625 EUR/monthMedian monthly rent · 2020-12-31
Salary
6,586 EUR/monthMedian gross salary · 2020-12-31

Alternative cities in United States

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

All United States cities

How does Simi Valley compare?

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

Common questions

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

What is the unemployment rate in Simi Valley?

The unemployment rate is 4.97 %. 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 Simi Valley?

The annual PM2.5 mean is 7.32 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. Source: EPA AQS annual PM2.5 monitor data 2024.

How safe is Simi Valley?

Police recorded 1,053 offences per 100,000. This counts all offences, so it is not comparable with a violent-crime-only rate from another source. Source: FBI Crime Data Explorer / Uniform Crime Reporting.

How many people live in Simi Valley?

The published population is 124,861 people. Source: U.S. Census Bureau, Population Estimates Program.

How many foreign residents live in Simi Valley?

23,183 residents hold a foreign nationality. Source: ACS 2020-2024 5-year table-based Summary File, table B05002 (Place of Birth by Nativity and Citizenship Status), place records.

Is Simi Valley a good place to live?

Simi Valley 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 Simi Valley?

Oak Park, Agoura Hills, Moorpark, Agoura, Thousand Oaks are near Simi Valley. Typed relationship labels are shown where published; other rows use straight-line distance from admitted coordinates.

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). Simi Valley, United States: population, rent, salary, jobs [ImmigrationDB compilation; version 846c918a64b88c97501b477d2c05c4ba]. ImmigrationDB. https://immigrationdb.com/cities/us/simi-valley/ Retrieved 2026-10-16. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/
BibTeX citation
@misc{immigrationdb_immigrationdb_simi-valley-united-states-population-rent-salary-jobs_1e5f47f906b0,
  author = {ImmigrationDB},
  title = {Simi Valley, United States: population, rent, salary, jobs},
  publisher = {ImmigrationDB},
  year = {2026},
  date = {2026-10-16},
  version = {846c918a64b88c97501b477d2c05c4ba},
  url = {https://immigrationdb.com/cities/us/simi-valley/},
  note = {Retrieved 2026-10-16. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},
}
Markdown citation
[Simi Valley, United States: population, rent, salary, jobs](https://immigrationdb.com/cities/us/simi-valley/) — ImmigrationDB; ImmigrationDB; version 846c918a64b88c97501b477d2c05c4ba; 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 B05002 (Place of Birth by Nativity and Citizenship Status), place records www2.census.gov · checked 2026-09-18
  3. ACS 2020-2024 5-year table-based Summary File, table B25064 (Median Gross Rent), place records www2.census.gov · checked 2026-09-18
  4. 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
  5. ACS 2024 1-year table-based Summary File, table B20002 (Median Earnings in the Past 12 Months (in 2024 inflation-adjusted dollars) by Sex for the Population 16 Years and Over with Earnings), place records www2.census.gov · checked 2026-09-18
  6. ACS median gross rent api.censusreporter.org · checked 2026-07-04
  7. ACS total population api.censusreporter.org · checked 2026-07-04
  8. CDC BRFSS flu vaccination coverage data.cdc.gov · checked 2026-06-30
  9. CDC mammography screening rate data.cdc.gov · checked 2026-06-30
  10. Census Reporter / U.S. Census Bureau api.censusreporter.org · checked 2026-08-03
Show 27 more sources
  1. CMS Hospital General Information data.cms.gov · checked 2026-09-15
  2. download.geonames.org recorded crime data download.geonames.org · checked 2026-08-28
  3. EPA AirData PM2.5 annual mean aqs.epa.gov · checked 2026-07-01
  4. EPA AQS annual PM2.5 monitor data 2024 aqs.epa.gov · checked 2026-07-26
  5. FBI CDE/UCR crime statistics cde.ucr.cjis.gov · checked 2026-07-01
  6. FBI CIUS Table 8 by City 2025 (CDE offenses-known-to-le-2025.zip) cde.ucr.cjis.gov · checked 2026-09-05
  7. FBI Crime Data Explorer / Uniform Crime Reporting cde.ucr.cjis.gov · checked 2026-08-04
  8. HRSA mental health provider ratio data.hrsa.gov · checked 2026-06-30
  9. NCES CCD public school count nces.ed.gov · checked 2026-06-30
  10. NOAA GHCN-Daily climate normals ncei.noaa.gov · checked 2026-06-30
  11. NOAA National Centers for Environmental Information ncei.noaa.gov · checked 2026-08-03
  12. NOAA U.S. Climate Normals 1991-2020 ncei.noaa.gov · checked 2026-07-26
  13. NPPES Data Dissemination V.2 — September 2026 NPPES Data Dissemination V.2 · download.cms.gov · checked 2026-09-18
  14. OurAirports davidmegginson.github.io · checked 2026-08-03
  15. U.S. Census Bureau, Population Estimates Program www2.census.gov · checked 2026-08-03
  16. US-FBI-CDE-CA0560900-2024 cde.ucr.cjis.gov · checked 2026-09-15
  17. US-FBI-CDE-CA0560900-2024 cde.ucr.cjis.gov · checked 2026-09-15
  18. Census Reporter mirror of ACS 2024 5-year tables api.censusreporter.org · checked 2026-07-26
  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. Coordinate identity evidence wikidata.org · checked 2026-09-06
  25. Coordinate identity evidence wikidata.org · checked 2026-09-06
  26. Coordinate identity evidence wikidata.org · checked 2026-09-06
  27. Numbeo - Cost of Living in Simi Valley (Wayback Machine capture 20260409185508) numbeo.com · checked 2026-07-31

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.