County ProfileCA
Solano County
Population: 453,491 · 16 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
453,491
People
Median age
39.2
Housing
Total households
157,512
Income
Median household income
$100,401
Housing
Total housing units
164,693
Employment
Employment rate
56.6%
Education
Bachelor’s degree or higher
28.8%
Healthcare
Insured population
95.2%
County details
Local time 00:15:38(PT)| Name | Solano |
|---|---|
| Total ZIP codes | 16total |
| ZIP codes (by type) | 14 Standard2 PO Box |
| Area code | 369, 707 |
| Timezone | Pacific Time (PT) |
| Coordinates | 38.2672255, -121.939594 |
| Land area | 821.7 sq miles(2,128.3 km²) |
Map of Solano county, California with ZIP codes
Cities and Communities in Solano County
Compare the largest cities in Solano County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Vallejo | 126,090 | $90,171 | 4ZIPs |
| Fairfield | 119,881 | $101,895 | 2ZIPs |
| Vacaville | 102,386 | $111,126 | 3ZIPs |
| Suisun City | 29,518 | $94,787 | 1ZIPs |
| Benicia | 27,131 | $121,204 | 1ZIPs |
| Dixon | 18,988 | $102,878 | 1ZIPs |
| Rio Vista | 10,005 | $89,306 | 1ZIPs |
| Travis AFB | 4,259 | — | 1ZIPs |
| Elmira | 193 | $86,349 | 1ZIPs |
| Birds Landing | 86 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Solano County
Review the most populated postal areas across Solano County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 94533 | Fairfield | $87,384 | 77,380 |
| 95687 | Vacaville | $109,566 | 69,837 |
| 94591 | Vallejo | $104,550 | 56,305 |
| 94534 | Fairfield | $140,198 | 42,296 |
| 94590 | Vallejo | $65,290 | 39,981 |
| 95688 | Vacaville | $118,186 | 39,571 |
| 94589 | Vallejo | $92,735 | 32,290 |
| 94585 | Suisun City | $94,740 | 29,764 |
| 94510 | Benicia | $121,204 | 27,174 |
| 95620 | Dixon | $103,054 | 21,439 |
| 94571 | Rio Vista | $87,740 | 10,439 |
| 94535 | Travis AFB | $83,879 | 4,259 |
| 94592 | Vallejo | $115,536 | 1,082 |
| 95625 | Elmira | $86,349 | 175 |
| 94512 | Birds Landing | — | 86 |
| 95696 | Vacaville | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS