American Canyon, CA · standard

ZIP Code 94503

Napa County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

19,681
588/sq mi High-density area
$121,088
Median income Above-median income area
$697,400
Median home value Above-median home value
32.4%
Bachelor's or higher Above-average bachelor's attainment

National ZIP placement

American Canyon pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 9%
household income, US ZIPs
Top 6%
home value, US ZIPs
588
people per sq mi
74%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 94503 against every reporting US ZIP.

FHFA HPI release change

What changed in the latest House Price Index year

2023 -> 2024
  • FHFA House Price Index values in ZIP 94503 (American Canyon, CA) rose +7.2% from 2023 to 2024. The all-transactions index moved from 264.4 in 2023 to 283.4 in 2024 (2000 = 100).

Arithmetic difference between stored FHFA all-transactions ZIP House Price Index annual values - a developmental index from repeat sales and appraisals, not a transaction median, appraisal opinion, or forecast. Thin markets can move sharply.

National HPI changes Year-pair CSV

ZIP code 94503 is a mid-sized community (a standard USPS delivery area) in American Canyon, Napa County, California, home to 19,681 residents across 33.5 square miles, a density of 588 people per square mile, in the Los Angeles time zone.

ZIP 94503 skews affluent, with a median household income of $121,088 (19% above the average California ZIP), while per-capita income is $43,261. The poverty rate is 9.4%, with unemployment at 5.6%; those measures add context to the income figure. Median home value is $697,400 (10% below the average California ZIP) and median rent is $2,524; 74.3% of occupied homes are owner-occupied.

A solid share of residents have a four-year degree: 32.4% of adults hold a bachelor's degree or higher, the median age is 37, and the average commute is 30 minutes. The page also surfaces 9 ZIP codes within roughly 10 miles and 6 more in Napa County, so 94503 can be compared with both its immediate and county-level context.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

View your shortlist → Compare ZIPs →

Top industries in ZIP 94503

Top 5 sectors by establishment count in American Canyon, CA

Which industries have the most business establishments in ZIP 94503.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 94503, American Canyon, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

19,681

Population

33.5

Area (sq mi)

588

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 94503?

37.0

Median Age

48.2%

Male

51.8%

Female

29.5%

Foreign-Born

White 28.1%
African American 5.2%
Asian 33.4%
American Indian or Alaska Native 1.3%
Native Hawaiian or Pacific Islander 1.7%
Two or More Ethnicities 14.1%
Hispanic or Latino 31.9%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$121,088

Median Household Income

+19% vs state ZIP avg

$43,261

Per Capita Income

9.4%

Poverty Rate

5.6%

Unemployment Rate

29.7 min

Mean Commute Time

How ZIP 94503 ranks among California ZIPs

American Canyon, CA household income vs. every California ZIP code

Median household income among 1,583 reporting California ZIPs (this ZIP's population is too small for a reliable national-corpus placement)

$121,088 Top 26% higher than 74% of 1,583 California ZIPs

This ZIP $0 $200K+ every California ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more California ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 52.8%
Bachelor's Degree or Higher 32.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

6,206

Total Housing Units

6,063

Occupied Units

143

Vacant Units

3.58

Avg Household Size

Occupancy Type

Owner 74.3%
Renter 25.7%

$697,400

Median Home Value

-10% vs state ZIP avg

$2,524

Median Rent

1997

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+7.2%

YoY Change (2024)

283

HPI Index (2000 = 100)

+183%

Total Change Since 2000

Home values in ZIP 94503 have increased 7.2% over the past year (2024). Since 2000, this ZIP has seen +183% cumulative appreciation.

Year Annual Change HPI Index
2020 +1.6% 217
2021 +13.1% 246
2022 +12.8% 277
2023 -4.5% 264
2024 +7.2% 283

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 363 business establishments in ZIP 94503, employing approximately 6,205 people with a combined annual payroll of $349,046,000.

363

Businesses

6,205

Employees

$349.0M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Transportation and warehousing 47 12.9%
Administrative and support and waste management and remediation services 42 11.6%
Construction 40 11.0%
Health care and social assistance 40 11.0%
Accommodation and food services 37 10.2%
Other services (except public administration) 30 8.3%
Retail trade 28 7.7%
Professional, scientific, and technical services 24 6.6%
Real estate and rental and leasing 22 6.1%
Manufacturing 17 4.7%
Wholesale trade 14 3.9%
Finance and insurance 8 2.2%
Arts, entertainment, and recreation 6 1.6%
Information 5 1.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 94503 vs 94589 →

ZIP 94503 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 94503 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 94503 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 94503 ranks #3 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
94589 Vallejo, CA 29,876 2.0 mi
94559 Napa, CA 27,184 4.2 mi
94590 Vallejo, CA 35,420 5.7 mi
94592 Vallejo, CA 742 6.4 mi
94591 Vallejo, CA 53,042 5.6 mi
94525 Crockett, CA 3,127 9.2 mi
94534 Fairfield, CA 36,416 8.2 mi
94569 Port Costa, CA 198 11.0 mi
94510 Benicia, CA 27,088 9.4 mi

Nationwide ZIPs with similar ACS profiles

Two Census-derived peer sets for ZIP 94503, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).

Similar population

Nearest cross-state ZIPs by resident population (19,681 here; floor ≥1,000).

Similar median household income

Nearest cross-state ZIPs by ACS median household income.

More ZIP Codes in Napa County

Frequently Asked Questions

What county is ZIP code 94503 in?

ZIP code 94503 (American Canyon) is located in Napa County, California. Napa County contains multiple ZIP codes, see the full list at /counties/napa-ca.

What is the population of ZIP code 94503?

ZIP code 94503 in American Canyon, CA has a population of 19,681 according to the Census Bureau ACS 2023 estimates.

What is the median household income in ZIP 94503?

The median household income in ZIP 94503 is $121,088, which is 59% above the national average of $76,288.

What is the average home value in ZIP 94503?

The median home value in ZIP 94503 is $697,400, which is 151% above the national average of $278,155.

What is the demographic makeup of ZIP 94503?

The largest racial group in ZIP 94503 is Asian at 33.4%. Hispanic or Latino residents make up 31.9% of the population.

How many businesses are in ZIP code 94503?

ZIP code 94503 has 363 business establishments employing approximately 6,205 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.

What are the main industries in ZIP code 94503?

The top industries by establishment count in ZIP 94503 are: Transportation and warehousing (47), Administrative and support and waste management and remediation services (42), Construction (40). There are 14 industry sectors represented in total.

How have home values changed in ZIP code 94503?

According to the FHFA House Price Index, home values in ZIP 94503 increased by 7.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 183%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.

What is the education level in ZIP code 94503?

In ZIP code 94503, 52.8% of residents aged 25+ have a high school diploma or higher, and 32.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).

What is the average commute time in ZIP 94503?

The mean commute time for workers in ZIP code 94503 is 29.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.

What percentage of residents own vs. rent in ZIP 94503?

In ZIP code 94503, approximately 74.3% of occupied housing units are owner-occupied and 25.7% are renter-occupied, based on Census ACS 2023 data.

What is the poverty rate in ZIP code 94503?

The poverty rate in ZIP code 94503 is 9.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP 94503's figures come from ACS 5-Year Estimates, Census ZIP Code Business Patterns, and the FHFA House Price Index. See our methodology for details.

Related

Compare this ZIP with another

Read our methodology : how this data is sourced, computed, and verified.

Take this with you

What to do with ZIP 94503's numbers, next.

ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.