Suisun City, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Suisun City, California is 29,205 as of the 2023 American Community Survey, making it the 275th-largest city in California. The median household income is $97,083, the median home value is $551,000, and the median age is 35.5.
The population has grown 5.4% since 2010 (28,098 → 29,614).
29,205
Population
7292
People / sq mi
$97,083
Median Income
$551,000
Median Home Value
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Suisun City covers 4.0 sq mi of land at 7292 people per square mile.
About Suisun City, CA
Suisun City stands apart on settlement density — it is among the most densely settled of US cities, at roughly 7,292 people per square mile. With 29,205 residents, Suisun City is a city in California.
Household earnings are middling, with a median of $97,083 — above the US median of $78,538. Poverty runs at 6.4%, below the national 12.4%. The median home value is $551,000, with typical rent around $2,151.
College attainment is 21.1%, below the national 35.0%. Just 6.5% of workers are home-based, below the national 14.0%, and the average commute runs about 34 minutes each way.
That density explains much of the rest of the profile in Suisun City: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Suisun City city Population History (2010-2024)
The city of Suisun City city had a population of 28,098 in 2010 and 29,614 in 2024, a 5.4% growth over 14 years. The peak was 29,663 in 2019. Average annual growth rate: 0.38%.
29,614
Population (2024)
28,098
Population (2010)
29,663
Peak (2019)
0.38%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 28,098 |
| 2011 | 28,267 |
| 2012 | 28,463 |
| 2013 | 28,670 |
| 2014 | 29,064 |
| 2015 | 29,265 |
| 2016 | 29,362 |
| 2017 | 29,477 |
| 2018 | 29,660 |
| 2019 | 29,663 |
| 2020 | 29,478 |
| 2021 | 29,263 |
| 2022 | 28,994 |
| 2023 | 29,096 |
| 2024 | 29,614 |
Race & Ethnicity
| White | 28.2% |
| Black or African American | 21.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.8% |
| Two or More Races | 0.0% |
Economy & Income
$97,083
Median Household Income
$37,217
Per Capita Income
6.4%
Poverty Rate
4.6%
Unemployment Rate
Housing
$551,000
Median Home Value
$2,151
Median Rent
60.7%
Owner-Occupied
Education
89.1%
High School+
21.1%
Bachelor's+
Commute
1.1%
Drive Alone
80.8%
Public Transit
6.5%
Work From Home
33.5 min
Avg Commute
Community Profile
15.1%
Foreign Born
66.1%
Non-English at Home
9.0%
Veterans
12.6%
With Disability
95.8%
Health Insurance
99.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.0% |
| Finance, Insurance & Real Estate | 9.9% |
| Retail Trade | 9.4% |
| Manufacturing | 8.8% |
| Construction | 8.7% |
| Education, Health Care & Social Services | 7.9% |
| Public Administration | 6.4% |
| Information | 5.6% |
| Arts, Entertainment & Food Services | 3.8% |
| Agriculture & Mining | 1.2% |
| Transportation & Warehousing | 1.1% |
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Frequently Asked Questions
Suisun City, California has a population of 29,205 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 275th-largest city in California.
The median household income in Suisun City, California is $97,083, with 6.4% of residents living below the federal poverty level.
The median home value in Suisun City, California is $551,000, with median monthly rent at $2,151 and a homeownership rate of 60.7%.
The median age in Suisun City, California is 35.5 years. The population is 52.0% male and 48.0% female.
The population has grown 5.4% since 2010 (28,098 → 29,614).
Suisun City city, CA Climate
Suisun City city, CA has an average annual temperature of 15.5°C (60°F) and receives about 549 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.5°C
Avg Temp
549
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 8° / 47° | 123 mm |
| February | 11° / 51° | 104 mm |
| March | 13° / 55° | 79 mm |
| April | 15° / 59° | 27 mm |
| May | 18° / 64° | 13 mm |
| June | 20° / 69° | 3 mm |
| July | 22° / 71° | 1 mm |
| August | 22° / 71° | 2 mm |
| September | 21° / 69° | 7 mm |
| October | 17° / 63° | 29 mm |
| November | 12° / 54° | 78 mm |
| December | 8° / 47° | 83 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Suisun City city, CA
The most comfortable months to visit Suisun City city, CA are typically August, September and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near 4°C low). January is usually the wettest month.
Where to stay near Suisun City
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.