Olympia, WA Profile: Facts, Map & Data


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Olympia, Washington - Basic Facts

The City of Olympia had a population of 50,403 as of July 1, 2017. Olympia ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Olympia is located at latitude 47.0414 and longitude -122.8968 in Thurston County. The formal boundaries for the City of Olympia (see map below) encompass a land area of 17.82 sq. miles and a water area of 1.86 sq. miles. Thurston County is in the Pacific time zone (GMT -8). The elevation is 92 feet.

The City of Olympia (GNIS ID: 2411318) 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.

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

Beneath the boundary map are tables with Olympia population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Olympia: Marshville.

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City of Olympia, WA Boundary Map

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Boundary Maps: Olympia Division | Thurston County | Washington Counties

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Olympia, WA Data & Demographics (As of July 1, 2017)


Total Population 50,403
Daytime Population: Workers 50,793
Daytime Population: Residents 25,104
Total Daytime Population (TDP) 75,897
Ratio TDP/Total Population1 1.51
Population in Households 49,564
Population in Familes 33,018
Population in Group Qrtrs 839
Population Density2 2,828
Diversity Index3 45


Median Household Income $57,163
Average Household Income $80,669
Per Capita Income $36,630


Total Housing Units 24,133 (100%)
Owner Occupied HU 10,906 (45.2%)
Renter Occupied HU 11,700 (48.5%)
Vacant Housing Units 1,527 ( 6.3%)
Median Home Value $281,254
Average Home Value $319,856


Total Households 22,606
Average Household Size 2.19
Family Households 11,615
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 1.12% 1.1%
Households 1.18% 1.09%
Families 1.17% 1.04%
Median Household Income   2.39%
Per Capita Income   2.54%

Olympia, WA - Peer Comparisons by Rank and Percentile

The table below compares Olympia to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2017 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 # 25 96th
Population Density # 100 84th
Diversity Index # 232 63rd
Median Household Income # 303 52nd
Per Capita Income # 154 76th

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

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