Residential delivery area · California
ZIP Code 94539: Fremont, CA
ZIP code 94539 is in Fremont, California, entirely in Alameda County (Census 2020 ZIP-county file). About 52,000 people live there (Census Bureau, ACS 2020-2024), the 3rd most populous of Fremont's 4 residential ZIP codes. Median household income is $243,552 (Census Bureau, ACS 2020-2024). By Census place, 92% of its land lies in Fremont; 8% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Fremont · 4 residential ZIPs
- County
- Alameda County
- Census places
- Fremont
- Neighborhoods
- Mission San Jose District, Warm Springs District GeoNames
- Metro area
- San Francisco-Oakland-Fremont, CA
- House districts
- CA-17 (58%), CA-14 (42%) 119th Congress, by share of land
- State
- California
- Time zone
- Pacific
- Land area
- 25.1 sq mi · 2,090 people per sq mi
- PO Box ZIPs
- 94537 also use the name Fremont
Where is ZIP code 94539?
94539 centers on 37.516°, -121.912° and covers 25.1 square miles of land. It borders 4 ZIP codes: 94538, 94586, 94536, 95035.
The map draws ZIP code areas only. For the streets inside 94539, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 94539 compare with the rest of Fremont?
| Measure | 94539 | In Fremont | In Alameda County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 52,396 | 3rd of 4 | 9th of 53 | 197th of 1,802 |
| Median household income | $244k | 1st of 4 | 1st of 48 | 14th of 1,189 |
| Median home value | $1.95M | 1st of 4 | 2nd of 49 | 66th of 1,317 |
Its median household income is higher than in more than 99% of U.S. residential ZIP codes, and it is denser than 85% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 94539?
The 2020 Census counted 54,026 people in 94539; the ACS, which samples households over 2020-2024, estimates 52,396. Between the 2010 and 2020 censuses its population grew 8.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 52,396
- 2020 Census count
- 54,026+8.0% since 2010 (50,031)
- Households
- 17,375
- Median age
- 43.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 94539?
Of the 52,396 people the ACS estimates in 94539, 21.8% are under 18 and 16.9% are 65 or older. The largest group by race and Hispanic origin is Asian (not Hispanic) (79.7%), then White (not Hispanic) (10.4%).
- Under 1821.8%
- 18 to 6461.4%
- 65 and older16.9%
- Asian, not Hispanic79.7%
- White, not Hispanic10.4%
- Hispanic or Latino4.9%
- Other or two or more3.1%
- Black, not Hispanic1.9%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 94539 earn?
Median household income is $243,552 (ACS 2020-2024), the highest of the 48 ranked ZIP codes in Alameda County. It rose from $218,203 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $243,552
- Income per person
- $96,664
- Below the poverty line
- 4.0%
- Unemployed (of the labor force)
- 4.8%
- Adults 25+ with a bachelor's degree
- 79.6%
- Adjusted gross income per tax return, 2022
- $284,09725,000 returns; wages 78% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 94539?
FHFA's house price index for 94539, built from repeat sales and appraisals of the same homes, fell 19% from 2015 to 2025 and fell 11% from 2020 to 2025, and moved −2.2% in 2025.
The Census survey's median home value moved the other way, from $1,352,400 (2015-2019) to $1,950,900 (2020-2024), a change larger than its margins: the two measures disagree here. FHFA builds its ZIP index from repeat sales and calls it developmental; the survey asks owners what their home is worth.
- Median home value (owners' estimate)
- $1,950,900
- Median gross rent
- $3,214
- Homes owned by their occupants
- 79.0%
- Housing units
- 18,127
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 94539?
1,426 business establishments had a location in this ZIP code in 2023, 15 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services334
- Health care and social assistance180
- Real estate and rental and leasing149
- Accommodation and food services102
- Wholesale trade99
- Manufacturing85
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 94539?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 94538 | Fremont | 67,781 | $147k | 2.7 mi |
| 94586 | Sunol | 971 | $205k | 4.8 mi |
| 94536 | Fremont | 70,619 | $168k | 5.3 mi |
| 95035 | Milpitas | 78,810 | $179k | 5.6 mi |
| 95134 | San Jose | 30,471 | $204k | 6.2 mi (near) |
| 94560 | Newark | 46,903 | $169k | 6.6 mi (near) |
| 95002 | Alviso | 1,542 | $122k | 7.7 mi (near) |
| 95131 | San Jose | 31,179 | $170k | 8.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.