Seaside Flag

Seaside

County:
Clatsop County
County Seat:
No
Area (mi²):
4.049
State:
Oregon

Seaside is a city located in Clatsop County, Oregon. Seaside has a 2025 population of 7,156. Seaside is currently declining at a rate of -0.06% annually and its population has decreased by -0.26% since the most recent census, which recorded a population of 7,175 in 2020.

The average household income in Seaside is $84,704 with a poverty rate of 18.51%.The median age in Seaside is 52.6 years: 51.1 years for males, and 54.1 years for females.

7.2K
Total Population
1,767
Density (mi²)
-4 -0.06%
Growth

Seaside Population

Seaside Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Seaside includes 92.87% White, and smaller percentages for Black or African American, Asian, Native American, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White6,69692.87%
Two or more races2273.15%
Black or African American1421.97%
Asian861.19%
Native American390.54%
Other race200.28%

Seaside Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Seaside's average per capita income is $40,147. Household income levels show a median of $45,807. The poverty rate stands at 18.51%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$92,882-
Families$77,500$106,913
Households$45,807$84,704
Non Families$36,086$69,147

$40,147

Average Income

$45,807

Median Household Income

18.51%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)