SeaTac Population By Year

Population Graph For SeaTac, 1990 - 2022
Year Population Rank in US Growth Rate
2023 31,799 1,265 4.2%
2022 30,513 1,301 -0.8%
2021 30,759 1,284 -1.8%
2020 31,325 1,254 1.5%
2010 26,909 1,327 0.6%
2000 25,447 1,262 1.0%
1990 22,974 1,210

SeaTac Population Facts

What is the current population of SeaTac?

Based on the latest 2024 data from the US census, the current population of SeaTac is 31,799. SeaTac, Washington is the 1,265th largest city in the US.

What county is SeaTac, Washington in?

SeaTac is located entirely in King County.

What is the size of SeaTac, Washington in square miles?

SeaTac has an area of 10.0 square miles.

What was the peak population of SeaTac?

The current population of SeaTac (31,799) is it's peak population.

How quickly is SeaTac growing?

SeaTac has grown 24.9% since the 2000. SeaTac, Washington's growth is about average. 44% of similarly sized cities are growing faster since 2000.

What is the population density of SeaTac, Washington?

SeaTac has a population density of 2,682.9 people per square mile.

SeaTac Demographics

What is the voting age population of SeaTac, Washington?

The total voting age population of SeaTac, Washington, meaning US citizens 18 or older, is 17,430. The voting age population is 52.6% male and 47.4% female.

What percentage of SeaTac, Washington residents are senior citizens?

According to the latest census statistics, 12.0% of the residents of SeaTac are 65 or older.

What are the racial demographics of SeaTac, Washington?

The racial demographics of SeaTac are 38.2% White, 24.9% Black, 14.1% Asian, 9.5% Other, 7.7% Two or more races, 4.8% Native Hawaiian or Other Pacific Islander and 0.9% American Indian. Additionally, 17.3% of the population identifies as Hispanic.

What percentage of SeaTac, Washington residents are below the poverty line?

In SeaTac, 12.9% of residents have an income below the poverty line, and the child poverty rate is 19.2%. On a per-household basis, 9.3% of families are below the poverty line in SeaTac.

What percentage of SeaTac, Washington residents are in the labor force?

Among those aged 16 and older, 70.4% of SeaTac residents are in the labor force.

What are the education levels among SeaTac, Washington residents?

Among the adult population 25 years old and over, 85.3% of SeaTac residents have at least a high school degree or equivalent, 22.5% have a bachelor's degree and 5.2% have a graduate or professional degree.

What percentage of SeaTac, Washington residents speak a non-English language at home?

Among SeaTac residents aged 5 and older, 50.4% of them speak a non-English language at home. Broken down by language: 14.3% of residents speak Spanish at home, 9.5% speak an Indo-European language, and 11.4% speak an Asian language.

SeaTac Income & Labor Statistics

What is the unemployment rate in SeaTac, Washington?

The unemployment rate in SeaTac is 6.0%, which is calculated among residents aged 16 or older who are in the labor force.

What percentage of SeaTac, Washington residents work for the government?

In SeaTac, 11.9% of the residents in the non-military labor force are employed by the local, state and federal government.

What is the median income in SeaTac, Washington?

The median household income in SeaTac is $63,009.

SeaTac Housing & Rent Statistics

What percentage of housing units are owner-occupied in SeaTac, Washington?

In SeaTac, 48.8% of housing units are occupied by their owners.

What percentage of housing units are rented in SeaTac, Washington?

Renters occupy 51.2% of housing units in SeaTac.

What percentage of SeaTac, Washington housing units were built before 1940?

Of all the housing units in SeaTac, 3.0% of them were build before 1940.

What percentage of SeaTac, Washington housing units were built after 2000?

In SeaTac, 12.7% of the total housing units were built after the year 2000, which is approximately 1,300 units.

What is the median monthly rent in SeaTac, Washington?

The median gross monthly rent payment for renters in SeaTac is $1,286.

What percentage of households in SeaTac, Washington have broadband internet?

In SeaTac, 90.8% of households have an active broadband internet connection.

Similarly Sized Cities In Washington

US Rank Name Population Growth
2000-2023
1140 Wenatchee 35,526 23.6%
1150 Mount Vernon 35,259 31.7%
1156 University Place 35,049 16.7%
1206 Walla Walla 33,339 9.2%
1222 Pullman 32,863 31.2%
1255 Des Moines 31,988 8.1%
1265 SeaTac 31,799 24.9%
1381 Maple Valley 28,434 100.1%
1451 Camas 27,254 110.9%
1452 Tumwater 27,239 84.7%
1498 Moses Lake 26,299 70.2%
1595 Mercer Island 24,742 12.1%
1625 Bainbridge Island 24,254 18.7%

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2023
1259 Bell, California 31,864 -13.1%
1260 Fairbanks, Alaska 31,856 5.5%
1261 Chamblee, Georgia 31,841 233.9%
1262 Naugatuck, Connecticut 31,820 2.5%
1263 Wheat Ridge, Colorado 31,804 -3.2%
1264 Shawnee, Oklahoma 31,803 9.1%
1265 SeaTac, Washington 31,799 24.9%
1266 Santa Paula, California 31,792 10.5%
1267 Mundelein, Illinois 31,790 2.1%
1268 Poughkeepsie, New York 31,772 5.3%
1269 Houma, Louisiana 31,733 -3.3%
1270 Leesburg, Florida 31,721 92.2%
1271 Morrisville, North Carolina 31,703 469.3%

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