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Living in Castro Valley

Castro Valley is one of the cities recorded in the United States. Its population was 64,392 at the end of 2020. At the end of 2024, unemployment in Castro Valley reached 3.82%. The foreign population count was 20,148 at the end of 2024.

Lower unemployment than 63% of American cities that publish it and cleaner air than 72% of American cities that publish it.

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

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 Castro Valley.Healthcare eligibilityCountry-wide insurance and residence conditions.

Housing and cost

City-level rent is published below; no city-level cost-of-living basket is published for Castro Valley yet.

MetricValuePeriodSource
Median monthly rent2,203 EUR/month31 Dec 2024Census Reporter ACS 2020-2024 5-year, table B25064 (underlying U.S. Census Bureau ACS)13Community estimate · Supplemental context

Work and income

What is the typical salary in Castro Valley?

The median gross salary is about 5,186 EUR/month (ACS 2020-2024 5-year). Source: Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS)12

City-scope median, gross, before tax and social contributions.

What is the unemployment rate in Castro Valley?

The unemployment rate is about 3.8 % (2024).

  • Unemployment rate: 3.82 % · Census Reporter (underlying U.S. Census ACS)2
Unemployment across cities in United StatesUnemployment in Castro Valley is 3.8%. Of 2,065 cities with data, 1,200 have unemployment of 0 to under 5%.
unemployment rate, % · measured cities in United States per band1200 cities: 0% to under 5%12000–5Castro Valley 3.8%742 cities: 5% to under 10%7425–1095 cities: 10% to under 15%9510–1525 cities: 15% to under 20%2515–202 cities: 20% to under 25%220–251 city: 25% to under 30%125–30

Unemployment rate (%)

MetricValuePeriodSource
Median gross salary5,186 EUR/month31 Dec 2024Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS)12Community estimate · Supplemental context
Unemployment rate3.82 %country median 4.5%31 Dec 2024Census Reporter (underlying U.S. Census ACS)2Official

Public employment service

No exact public employment office is currently linked to Castro 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
Open official service
Open the United States service overview

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

Mobility and administration

Castro Valley's nearest airport was OAK, 12 km away and offered 34 direct destinations.

MetricValuePeriodSource
Airport Direct Destinations Count34 count3 Aug 2026OpenFlights3Official
Nearest Major Airport Distance Km12 km3 Aug 2026OurAirports4Official
Nearest Major Airport IataOAK3 Aug 2026OurAirports4Official

Language courses and integration

No exact city-level course record is currently published for Castro 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, Hybridvaries
Open official information

USCIS English and citizenship class finder — Civic Orientation

U.S. Citizenship and Immigration Services

For immigrants, future citizens.

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

Climate and air quality

Annual PM2.5 in the air was 6.2 µg/m³ at the end of 2024. Castro Valley's monthly mean temperatures were 10.6°C in January and 18.9°C in July.

Is the air quality good in Castro Valley?

The annual PM2.5 mean is about 6.2 µg/m³ (2024) — above the WHO 2021 guideline of 5 µg/m³ but within the EU limit of 25 µg/m³.

Annual mean at the measuring site(s) serving the city; current-day readings differ.

  • PM2.5 — annual mean: 6.18 µg/m³ · U.S. EPA Air Quality System / AirData7
Temperature through the yearAverage daytime high and night-time low, °C
Castro Valley average monthly daytime high and night-time low temperature, °C0°10°20°30°JFMAMJJASOND25°6°Daytime highNight-time low
Rainfall through the yearAverage monthly precipitation, mm
Castro Valley average monthly precipitation, mm025507510074796030154032213881JFMAMJJASONDmm
Air quality vs health guidelinesAnnual means against WHO 2021 guidelines and EU legal limits
Castro Valley annual air pollutant levels against WHO 2021 guidelines and EU legal limitsCity valueWHO guidelineEU limit5256.2PM2.5µg/m³

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 Castro Valley is 6.2 µg/m³. Of 968 cities with data, 262 have annual PM2.5 of 6 to under 7 µg/m³.
annual PM2.5, µg/m³ · measured cities in United States per band1 city: 1 µg/m³ to under 2 µg/m³11–22 cities: 2 µg/m³ to under 3 µg/m³22–331 cities: 3 µg/m³ to under 4 µg/m³313–451 cities: 4 µg/m³ to under 5 µg/m³514–5135 cities: 5 µg/m³ to under 6 µg/m³1355–6262 cities: 6 µg/m³ to under 7 µg/m³2626–7Castro Valley 6.2252 cities: 7 µg/m³ to under 8 µg/m³2527–8124 cities: 8 µg/m³ to under 9 µg/m³1248–958 cities: 9 µg/m³ to under 10 µg/m³589–1033 cities: 10 µg/m³ to under 11 µg/m³3310–114 cities: 11 µg/m³ to under 12 µg/m³411–124 cities: 12 µg/m³ to under 13 µg/m³412–135 cities: 13 µg/m³ to under 14 µg/m³513–143 cities: 14 µg/m³ to under 15 µg/m³314–153 cities: 15 µg/m³ to under 16 µg/m³315–16

Annual PM2.5 (µg/m³)

MetricValuePeriodSource
PM2.5 — annual mean6.18 µg/m³31 Dec 2024U.S. EPA Air Quality System / AirData7Official · nearest-station reading
Average daytime high by monthJan 15.2 · Feb 16.6 · Mar 18 · Apr 19.3 · May 20.7 · Jun 23.4 · Jul 23.7 · Aug 24.6 · Sep 25 · Oct 23.1 · Nov 18.4 · Dec 15.2 °C31 Dec 1991World Meteorological Organization / NOAA NCEI8Official · nearest-station reading
Average night-time low by monthJan 6.1 · Feb 7.3 · Mar 8.5 · Apr 9.7 · May 11.4 · Jun 12.8 · Jul 14.1 · Aug 14.6 · Sep 14.2 · Oct 12 · Nov 8.5 · Dec 6.1 °C31 Dec 1991World Meteorological Organization / NOAA NCEI9Official · nearest-station reading
Average temperature by monthJan 10.6 · Feb 11.9 · Mar 13.3 · Apr 14.5 · May 16 · Jun 18.1 · Jul 18.9 · Aug 19.6 · Sep 19.6 · Oct 17.5 · Nov 13.4 · Dec 10.7 °C31 Dec 1991World Meteorological Organization / NOAA NCEI10Official · nearest-station reading
Average precipitation by monthJan 73.8 · Feb 78.9 · Mar 59.7 · Apr 30.4 · May 14.6 · Jun 3.9 · Jul 0 · Aug 2.7 · Sep 2.1 · Oct 20.7 · Nov 38.3 · Dec 81.4 mm31 Dec 1991World Meteorological Organization / NOAA NCEI11Official · nearest-station reading
G04 Air Quality Pm25 Max Ug M334.5 µg/m³31 Dec 2024US EPA Air Quality System (AQS)7Official · nearest-station reading
G04 Air Quality Pm25 Mean Annual Ug M36.15 µg/m³31 Dec 2024US EPA Air Quality System (AQS)7Official · nearest-station reading
G11 Annual Precipitation Mm406.5 mm31 Dec 1991NOAA National Centers for Environmental Information (NCEI)11Official · nearest-station reading
G11 Max Temp C Jul23.7 °C31 Dec 1991NOAA National Centers for Environmental Information (NCEI)8Official · nearest-station reading
Average annual temperature15.3 °C31 Dec 1991NOAA National Centers for Environmental Information (NCEI)10Official · nearest-station reading
G11 Min Temp C Jan6.1 °C31 Dec 1991NOAA National Centers for Environmental Information (NCEI)9Official · nearest-station reading

Cities of a similar size in United States

Closest published populations, for a like-for-like comparison.

All United States cities
Celina64,427 residentsHendersonville64,266 residentsCoon Rapids64,193 residentsFulshear64,630 residentsHamilton64,644 residentsLaguna Niguel64,107 residents

Population and city profile

The total area of Castro Valley was 43.6 km² at the end of 2025. Population density was 1,489.6 people per km² at the end of 2024.

How many people live in Castro Valley?

The published population was 64,392 people in April 2020. Source: California Department of Water Resources, Division of Integrated Regional Water Management (BIOS)1

Who lives hereResidents by nationality, % of population
Castro Valley residents by nationalityBy nationalityNational passport68.7%Foreign residents31.3%

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

MetricValuePeriodSource
City area43.64 km²31 Dec 2025U.S. Census Bureau (TIGERweb ArcGIS REST service)5Official
Foreign-resident share31 %31 Dec 2024Census Reporter (underlying U.S. Census ACS)2Official
Foreign residents20,148 people31 Dec 2024Census Reporter (underlying U.S. Census ACS)2Official
Population density1,490 people/km²31 Dec 2024Census Reporter (underlying U.S. Census ACS)2Official
Population64,392 people31 Dec 2020California Department of Water Resources, Division of Integrated Regional Water Management (BIOS)1Official

Is Castro 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 worker36%strong on work, weak on safety · range 25–47%
Skilled employee46%strong on work, weak on safety · range 36–56%
Student36%strong on cost, weak on safety · range 24–48%
Family39%strong on family, weak on safety · range 27–51%
Retirement35%strong on air quality, weak on admin · range 21–49%
Foreign residents20,148 people31 Dec 2024Official source · Census Reporter (underlying U.S. Census ACS)
Population64,392 people31 Dec 2020Official source · California Department of Water Resources, Division of Integrated Regional Water Management (BIOS)
Median monthly rent2,203 EUR/month31 Dec 2024Community source · Census Reporter ACS 2020-2024 5-year, table B25064 (underlying U.S. Census Bureau ACS)
Median gross salary5,186 EUR/month31 Dec 2024Community source · Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS)
Unemployment rate3.82 %31 Dec 2024Official source · Census Reporter (underlying U.S. Census ACS)
PM2.5 — annual mean6.18 µg/m³31 Dec 2024Official source · U.S. EPA Air Quality System / AirData
Every value keeps its source, geographic scope and verification date · Last checked 2026-09-11

Yes — migrants can receive medical care in Castro 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.

How does Castro Valley compare?

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Common questions

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

How many people live in Castro Valley?

The published population was 64,392 people in April 2020. Source: California Department of Water Resources, Division of Integrated Regional Water Management (BIOS).

Is the air quality good in Castro Valley?

The annual PM2.5 mean is about 6.2 µg/m³ (2024) — above the WHO 2021 guideline of 5 µg/m³ but within the EU limit of 25 µg/m³. Source: U.S. EPA Air Quality System / AirData.

What is the typical salary in Castro Valley?

The median gross salary is about 5,186 EUR/month (ACS 2020-2024 5-year). Source: Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS).

What is the unemployment rate in Castro Valley?

The unemployment rate is about 3.8 % (2024). Source: Census Reporter (underlying U.S. Census ACS).

How many foreign residents live in Castro Valley?

20,148 people residents hold a foreign nationality. Source: Census Reporter (underlying U.S. Census ACS).

Is Castro Valley a good place to live?

Castro 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.

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, September 14). Castro Valley, United States: rent, salary, jobs, climate [ImmigrationDB compilation; snapshot approved-static-c751ebb1b4085a62; version approved-static-c751ebb1b4085a62]. ImmigrationDB. https://immigrationdb.com/cities/us/castro-valley/ Retrieved 2026-09-14. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/
BibTeX citation
@misc{immigrationdb_immigrationdb_castro-valley-united-states-rent-salary-jobs-climate_c4766b12ef4d,
  author = {ImmigrationDB},
  title = {Castro Valley, United States: rent, salary, jobs, climate},
  publisher = {ImmigrationDB},
  year = {2026},
  date = {2026-09-14},
  version = {approved-static-c751ebb1b4085a62},
  snapshot = {approved-static-c751ebb1b4085a62},
  url = {https://immigrationdb.com/cities/us/castro-valley/},
  note = {Retrieved 2026-09-14. ImmigrationDB compilation. Compilation license: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/},
}
Markdown citation
[Castro Valley, United States: rent, salary, jobs, climate](https://immigrationdb.com/cities/us/castro-valley/) — ImmigrationDB; ImmigrationDB; snapshot approved-static-c751ebb1b4085a62; version approved-static-c751ebb1b4085a62; retrieved 2026-09-14; built 2026-09-14.

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. California Department of Water Resources, Division of Integrated Regional Water Management (BIOS) services2.arcgis.com · checked 2026-08-05
  2. Census Reporter (underlying U.S. Census ACS) api.censusreporter.org · checked 2026-08-03
  3. OpenFlights raw.githubusercontent.com · checked 2026-08-03
  4. OurAirports davidmegginson.github.io · checked 2026-08-03
  5. U.S. Census Bureau (TIGERweb ArcGIS REST service) tigerweb.geo.census.gov · checked 2026-08-03
  6. U.S. Census Bureau, American Community Survey api.census.gov · checked 2026-08-07
  7. U.S. EPA Air Quality System / AirData aqs.epa.gov · checked 2026-08-05
  8. World Meteorological Organization / NOAA NCEI nodc.noaa.gov · checked 2026-08-05
  9. World Meteorological Organization / NOAA NCEI nodc.noaa.gov · checked 2026-08-05
  10. World Meteorological Organization / NOAA NCEI nodc.noaa.gov · checked 2026-08-05
Show 3 more sources
  1. World Meteorological Organization / NOAA NCEI nodc.noaa.gov · checked 2026-08-05
  2. Census Reporter ACS 2020-2024 5-year, table B20002 (underlying U.S. Census Bureau ACS) api.censusreporter.org · checked 2026-09-11
  3. Census Reporter ACS 2020-2024 5-year, table B25064 (underlying U.S. Census Bureau ACS) api.censusreporter.org · checked 2026-09-11

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