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 2026 population of 7,077. Seaside is currently declining at a rate of -0.23% annually and its population has decreased by -1.38% since the most recent census, which recorded a population of 7,176 in 2020.

The median household income in Seaside is $47,361 with a poverty rate of 17.56%. The median age in Seaside is 51.2 years: 47.2 years for males, and 53.4 years for females. For every 100 females there are 90.7 males.

7.1K
Total Population
1,748
Density (mi²)
-16 -0.23%
Growth

Seaside Population

Seaside Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20267,077-16-0.23%
20257,093-17-0.24%
20247,110-45-0.63%
20237,155-92-1.27%
20227,247-61-0.83%
20217,3081321.84%
20207,176160.22%
20196,892620.91%
20186,8301111.65%
20176,719-3-0.04%
20166,7221552.36%
20156,567771.19%
20146,490160.25%
20136,474-42-0.64%
20126,516-7-0.11%
20116,523260.4%
20106,497400.62%
20005,90054110.1%
19905,3591663.2%
19805,19379117.97%
19704,40252513.54%
19603,877-9-0.23%
19503,88698433.91%
19402,9021,33785.43%
19301,565-237-13.15%
19201,80253241.89%
19101,2701,079564.92%
190019100%

Median Age

Overall: 51.2 years
Female: 53.4 years
Male: 47.2 years

Seaside Adults

There are 5,982 adults, (1,873 of whom are seniors) in Seaside.

Sex Ratio

Female: 3,771 (52.4%)
Male: 3,421 (47.6%)

Demographics

The racial composition of Seaside includes 86.99% White, and smaller percentages for other race, Asian, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White6,25686.99%
Two or more races5477.61%
Other race1261.75%
Asian1201.67%
Black or African American1151.6%
Native American280.39%
Race
Population ↓
Percentage (of total)
Two or more races4015.58%
White1892.63%
Other race1261.75%
Black or African American380.53%
Native American250.35%
Race
Population ↓
Percentage (of total)
White6,06784.36%
Two or more races1462.03%
Asian1201.67%
Black or African American771.07%
Native American30.04%

Seaside Marital Status

Economics and Income Statistics

Seaside 's average per capita income is $40,710. Household income levels show a median of $47,361. The poverty rate stands at 17.56%.

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$101,756-
Families$83,514$115,986
Households$47,361$90,532
Non Families$36,284$69,671

$40,710

Average Income

$47,361

Median Household Income

17.56%

Poverty Rate

Nearby Cities

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)