Residential delivery area · California
ZIP Code 94517: Clayton, CA
ZIP code 94517 uses the postal name Clayton, California and lies entirely in Contra Costa County (Census 2020 ZIP-county file). About 12,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $168,921 (Census Bureau, ACS 2020-2024). By Census place, 8% of its land lies in Clayton; 92% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Clayton · its only residential ZIP
- County
- Contra Costa County
- Census places
- Clayton
- Metro area
- San Francisco-Oakland-Fremont, CA
- House district
- CA-10 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 47.7 sq mi · 258 people per sq mi
Where is ZIP code 94517?
94517 centers on 37.891°, -121.893° and covers 47.7 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 94521, 94598, 94588, 94565, 94513, 94551.
The map draws ZIP code areas only. For the streets inside 94517, 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 94517 compare with the rest of Contra Costa County?
| Measure | 94517 | In Contra Costa County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 12,316 | 38th of 48 | 958th of 1,802 |
| Median household income | $169k | 14th of 41 | 105th of 1,189 |
| Median home value | $1.03M | 18th of 43 | 342nd of 1,317 |
Its median household income is higher than in 98% of U.S. residential ZIP codes, and it is denser than 65% 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 94517?
The 2020 Census counted 12,525 people in 94517; the ACS, which samples households over 2020-2024, estimates 12,316. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 12,316
- 2020 Census count
- 12,525
- Households
- 4,511
- Median age
- 43.0
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 94517?
Of the 12,316 people the ACS estimates in 94517, 23.6% are under 18 and 16.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (63.4%), then Hispanic or Latino (13.6%).
- Under 1823.6%
- 18 to 6459.9%
- 65 and older16.5%
- White, not Hispanic63.4%
- Hispanic or Latino13.6%
- Asian, not Hispanic11.6%
- Other or two or more9.6%
- Black, not Hispanic1.8%
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 94517 earn?
Median household income is $168,921 (ACS 2020-2024), the 14th highest of the 41 ranked ZIP codes in Contra Costa County.
- Median household income
- $168,921
- Income per person
- $72,992
- Below the poverty line
- 4.4%
- Unemployed (of the labor force)
- 7.2%
- Adults 25+ with a bachelor's degree
- 58.1%
- Adjusted gross income per tax return, 2022
- $178,2416,290 returns; wages 58% 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 94517?
FHFA's house price index for 94517, built from repeat sales and appraisals of the same homes, rose 58% from 2015 to 2025 and rose 30% from 2020 to 2025, and moved −2.8% in 2025.
- Median home value (owners' estimate)
- $1,032,100
- Median gross rent
- $3,500 or more
- Homes owned by their occupants
- 89.2%
- Housing units
- 4,519
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 94517?
215 business establishments had a location in this ZIP code in 2023, 36 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction41
- Professional, scientific, and technical services37
- Real estate and rental and leasing17
- Health care and social assistance17
- Accommodation and food services16
- Retail trade14
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 94517?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 94521 | Concord | 41,909 | $126k | 6.0 mi |
| 94598 | Walnut Creek | 27,206 | $186k | 6.9 mi |
| 94588 | Pleasanton | 34,328 | $191k | 7.0 mi |
| 94565 | Pittsburg | 100,488 | $96k | 8.3 mi |
| 94513 | Brentwood | 69,755 | $142k | 11.5 mi |
| 94551 | Livermore | 37,885 | $145k | 12.5 mi |
| 94528 | Diablo | 1,049 | $208k | 4.9 mi (near) |
| 94506 | Danville | 27,055 | $250k+ | 5.9 mi (near) |
| 94507 | Alamo | 14,586 | $250k+ | 6.7 mi (near) |
| 94526 | Danville | 32,584 | $225k | 7.3 mi (near) |
| 94531 | Antioch | 46,387 | $121k | 7.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.