Seaside, OR Profile: Facts & Data


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Seaside, Oregon - Basic Facts

The City of Seaside had a population of 6,864 as of July 1, 2018.

The primary coordinate point for Seaside is located at latitude 45.989 and longitude -123.921 in Clatsop County. The formal boundaries for the City of Seaside (see map below) encompass a land area of 3.93 sq. miles and a water area of 0.2 sq. miles. Clatsop County is in the Pacific time zone (GMT -8). The elevation is 20 feet.

The City of Seaside (GNIS ID: 2411854) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Oregon is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Seaside is located within Seaside Division of Clatsop County.

Jump to... (On This Page!)
  1. Seaside 2018 Demographic Data
  2. Growth Rates for Seaside (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Oregon Research Tools (Easy Tools & Current Data)
  3. Oregon Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Seaside, OR Data & Demographics (As of July 1, 2018)


Total Population 6,864
Population in Households 6,795
Population in Familes 4,642
Population in Group Qrtrs 69
Population Density2 1,745
Diversity Index3 43


Median Household Income $42,531
Average Household Income $58,124
Per Capita Income $26,236


Total Housing Units 4,913 (100%)
Owner Occupied HU 1,414 (28.8%)
Renter Occupied HU 1,719 (35.0%)
Vacant Housing Units 1,780 (36.2%)
Median Home Value $290,650
Average Home Value $362,208


Total Households 3,133
Average Household Size 2.17
Family Households 1,662
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.74% 0.98%
Households 0.65% 0.95%
Families 0.73% 0.83%
Median Household Income   2.8%
Per Capita Income   3.36%

Seaside, OR - Peer Comparisons by Rank and Percentile

The table below compares Seaside to the other 378 incorporated cities, towns and CDPs in Oregon by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 86 78th
Population Density # 132 65th
Diversity Index # 105 72nd
Median Household Income # 272 28th
Per Capita Income # 196 48th

Additional comparisons and rankings can be made with a VERY EASY TO USE Oregon Census Data Comparison Tool.

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Compare Oregon July 1, 2018 Data
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