Residential delivery area · California
ZIP Code 94547: Hercules, CA
ZIP code 94547 is in Hercules, California, entirely in Contra Costa County (Census 2020 ZIP-county file). About 26,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $129,397 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Hercules · its only residential ZIP
- County
- Contra Costa County
- Census places
- Hercules
- Metro area
- San Francisco-Oakland-Fremont, CA
- House district
- CA-8 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 5.7 sq mi · 4,639 people per sq mi
Where is ZIP code 94547?
94547 centers on 38.007°, -122.257° and covers 5.7 square miles of land plus 0.0 of water. It borders 3 ZIP codes: 94564, 94572, 94553.
The map draws ZIP code areas only. For the streets inside 94547, 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).
How does 94547 compare with the rest of Contra Costa County?
| Measure | 94547 | In Contra Costa County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 26,302 | 26th of 48 | 696th of 1,802 |
| Median household income | $129k | 22nd of 41 | 279th of 1,189 |
| Median home value | $769k | 31st of 43 | 609th of 1,317 |
Its median household income is higher than in 93% of U.S. residential ZIP codes, and it is denser than 93% 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 94547?
The 2020 Census counted 26,016 people in 94547; the ACS, which samples households over 2020-2024, estimates 26,302. Between the 2010 and 2020 censuses its population grew 8.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 26,302
- 2020 Census count
- 26,016+8.0% since 2010 (24,092)
- Households
- 9,355
- Median age
- 43.9
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 94547?
Of the 26,302 people the ACS estimates in 94547, 18.3% are under 18 and 20.1% are 65 or older. The largest group by race and Hispanic origin is Asian (not Hispanic) (44.1%), then Black (not Hispanic) (18.3%).
- Under 1818.3%
- 18 to 6461.6%
- 65 and older20.1%
- Asian, not Hispanic44.1%
- Black, not Hispanic18.3%
- Hispanic or Latino14.5%
- White, not Hispanic14.4%
- Other or two or more8.8%
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 94547 earn?
Median household income is $129,397 (ACS 2020-2024), the 22nd highest of the 41 ranked ZIP codes in Contra Costa County. It fell from $143,580 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $129,397
- Income per person
- $55,501
- Below the poverty line
- 5.6%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 46.0%
- Adjusted gross income per tax return, 2022
- $105,97512,950 returns; wages 76% 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 94547?
FHFA's house price index for 94547, built from repeat sales and appraisals of the same homes, rose 73% from 2015 to 2025 and rose 26% from 2020 to 2025, and moved +0.6% in 2025.
- Median home value (owners' estimate)
- $769,400
- Median gross rent
- $2,991
- Homes owned by their occupants
- 79.2%
- Housing units
- 9,581
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 94547?
278 business establishments had a location in this ZIP code in 2023, 47 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance47
- Professional, scientific, and technical services43
- Accommodation and food services33
- Construction31
- Real estate and rental and leasing20
- Transportation and warehousing18
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 94547?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 94564 | Pinole | 18,761 | $128k | 1.4 mi |
| 94572 | Rodeo | 8,976 | $92k | 1.8 mi |
| 94553 | Martinez | 48,643 | $124k | 5.8 mi |
| 94525 | Crockett | 3,372 | $111k | 3.2 mi (near) |
| 94803 | El Sobrante | 27,659 | $118k | 3.7 mi (near) |
| 94569 | Port Costa | 296 | $39k | 4.4 mi (near) |
| 94806 | San Pablo | 62,546 | $86k | 4.7 mi (near) |
| 94805 | Richmond | 14,670 | $111k | 5.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.