Seaside, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Seaside, California is 31,964 as of the 2023 American Community Survey, making it the 257th-largest city in California. The median household income is $82,303, the median home value is $692,600, and the median age is 33.7.
The population has declined 4.7% since 2010 (33,094 → 31,524).
31,964
Population
3582
People / sq mi
$82,303
Median Income
$692,600
Median Home Value
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Seaside covers 8.9 sq mi of land at 3582 people per square mile.
About Seaside, CA
Homeownership is the standout figure in Seaside: 37.1% of homes are owner-occupied, lower than the national rate. With 31,964 residents, Seaside is a city in California.
The typical household here earns about $82,303, near the US median of $78,538. Roughly 11.5% of residents fall below the poverty line, below the national 12.4%. Home values run above average at $692,600, with typical rent around $2,314.
Roughly 27.5% of adults have a bachelor’s, below the national 35.0%. Just 7.9% of workers are home-based, below the national 14.0%, and the average commute runs about 22 minutes each way.
Seaside city Population History (2010-2024)
The city of Seaside city had a population of 33,094 in 2010 and 31,524 in 2024, a -4.7% growth over 14 years. The peak was 34,255 in 2015. Average annual growth rate: -0.34%.
31,524
Population (2024)
33,094
Population (2010)
34,255
Peak (2015)
-0.34%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 33,094 |
| 2011 | 33,329 |
| 2012 | 33,731 |
| 2013 | 33,929 |
| 2014 | 33,945 |
| 2015 | 34,255 |
| 2016 | 34,198 |
| 2017 | 33,872 |
| 2018 | 33,782 |
| 2019 | 33,748 |
| 2020 | 32,335 |
| 2021 | 32,047 |
| 2022 | 31,609 |
| 2023 | 31,553 |
| 2024 | 31,524 |
Race & Ethnicity
| White | 39.9% |
| Black or African American | 5.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.2% |
| Two or More Races | 0.0% |
Economy & Income
$82,303
Median Household Income
$33,614
Per Capita Income
11.5%
Poverty Rate
4.1%
Unemployment Rate
Housing
$692,600
Median Home Value
$2,314
Median Rent
37.1%
Owner-Occupied
Education
81.1%
High School+
27.5%
Bachelor's+
Commute
1.7%
Drive Alone
70.6%
Public Transit
7.9%
Work From Home
21.8 min
Avg Commute
Community Profile
23.5%
Foreign Born
54.9%
Non-English at Home
6.4%
Veterans
11.8%
With Disability
87.0%
Health Insurance
96.2%
Internet Access
Employment by Industry
| Education, Health Care & Social Services | 26.3% |
| Professional, Scientific & Management | 19.6% |
| Finance, Insurance & Real Estate | 11.5% |
| Construction | 7.6% |
| Public Administration | 6.1% |
| Arts, Entertainment & Food Services | 5.4% |
| Manufacturing | 3.5% |
| Retail Trade | 3.0% |
| Information | 2.4% |
| Transportation & Warehousing | 2.1% |
| Agriculture & Mining | 1.3% |
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Frequently Asked Questions
Seaside, California has a population of 31,964 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 257th-largest city in California.
The median household income in Seaside, California is $82,303, with 11.5% of residents living below the federal poverty level.
The median home value in Seaside, California is $692,600, with median monthly rent at $2,314 and a homeownership rate of 37.1%.
The median age in Seaside, California is 33.7 years. The population is 50.2% male and 49.8% female.
The population has declined 4.7% since 2010 (33,094 → 31,524).
Seaside city, CA Climate
Seaside city, CA has an average annual temperature of 13.5°C (56°F) and receives about 657 mm of precipitation per year. The warmest month is September and the coldest is January. Figures are 1970–2000 climate normals.
13.5°C
Avg Temp
657
Precip (mm/yr)
Sep
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 10° / 50° | 130 mm |
| February | 11° / 52° | 113 mm |
| March | 12° / 53° | 103 mm |
| April | 13° / 55° | 48 mm |
| May | 14° / 57° | 10 mm |
| June | 15° / 59° | 4 mm |
| July | 16° / 61° | 3 mm |
| August | 17° / 62° | 2 mm |
| September | 17° / 62° | 10 mm |
| October | 15° / 60° | 32 mm |
| November | 12° / 54° | 97 mm |
| December | 10° / 50° | 105 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 Seaside city, CA
The most comfortable months to visit Seaside city, CA are typically August, September and July, when temperatures are mildest and rainfall is relatively low. The hottest month is September (around 23°C high). The coldest is January (near 5°C low). January is usually the wettest month.
Where to stay near Seaside
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.