Residential delivery area · California
ZIP Code 94508: Angwin, CA
ZIP code 94508 uses the postal name Angwin, California and lies entirely in Napa County (Census 2020 ZIP-county file). About 3,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $116,667 (Census Bureau, ACS 2020-2024). By Census place, 30% of its land lies in Angwin (a census-designated place), and 3% in smaller places; 67% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Angwin · its only residential ZIP
- County
- Napa County
- Census places
- Angwin census-designated place
- Metro area
- Napa, CA
- House district
- CA-4 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 16.0 sq mi · 218 people per sq mi
Where is ZIP code 94508?
94508 centers on 38.586°, -122.444° and covers 16.0 square miles of land plus 0.2 of water. It borders 3 ZIP codes: 94574, 94567, 94515.
The map draws ZIP code areas only. For the streets inside 94508, 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 94508 compare with the rest of Napa County?
| Measure | 94508 | In Napa County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 3,495 | 8th of 13 | 1,188th of 1,802 |
| Median household income | $117k | 3rd of 8 | 381st of 1,189 |
| Median home value | $776k | 7th of 9 | 604th of 1,317 |
Its median household income is higher than in 89% of U.S. residential ZIP codes, and it is denser than 64% 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 94508?
The 2020 Census counted 3,233 people in 94508; the ACS, which samples households over 2020-2024, estimates 3,495. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 3,495±411 (90% margin)
- 2020 Census count
- 3,233
- Households
- 1,034
- Median age
- 32.5
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 94508?
Of the 3,495 people the ACS estimates in 94508, 15.3% are under 18 and 16.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (55.3%), then Hispanic or Latino (19.4%).
- Under 1815.3%
- 18 to 6468.3%
- 65 and older16.4%
- White, not Hispanic55.3%
- Hispanic or Latino19.4%
- Asian, not Hispanic12.0%
- Other or two or more10.4%
- Black, not Hispanic3.0%
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 94508 earn?
Median household income is $116,667 (ACS 2020-2024), the 3rd highest of the 8 ranked ZIP codes in Napa County.
- Median household income
- $116,667±$27,321
- Income per person
- $54,362
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 54.9%
- Adjusted gross income per tax return, 2022
- $114,5231,180 returns; wages 59% 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 94508?
FHFA's house price index for 94508, built from repeat sales and appraisals of the same homes, rose 76% from 2015 to 2025 and rose 49% from 2020 to 2025, and moved +22.9% in 2025.
- Median home value (owners' estimate)
- $775,600
- Median gross rent
- $1,605
- Homes owned by their occupants
- 61.9%
- Housing units
- 1,186
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 94508?
76 business establishments had a location in this ZIP code in 2023, 7 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction15
- Manufacturing12
- Retail trade9
- Health care and social assistance8
- Professional, scientific, and technical services7
- Administrative and support and waste management and remediation services5
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 94508?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 94574 | Saint Helena | 7,457 | $140k | 3.3 mi |
| 94567 | Pope Valley | 668 | $81k | 6.0 mi |
| 94515 | Calistoga | 6,946 | $95k | 9.9 mi |
| 94576 | Deer Park | 103 | $171k | 3.0 mi (near) |
| 94573 | Rutherford | 84 | $250k+ | 8.8 mi (near) |
| 94562 | Oakville | 0 | – | 10.9 mi (near) |
| 95409 | Santa Rosa | 25,616 | $108k | 11.0 mi (near) |
| 95452 | Kenwood | 1,762 | $119k | 11.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.