menu
Data on this report is based on areas within the legal city boundary, outlined in black on the map. Any additional neighborhoods shown on the map are associated with the city by name and are included for reference only.

SeaTac, WA
Real Estate & Demographic Data






SeaTac profile


Living in SeaTac



SeaTac is a medium-sized city located in the state of Washington. With a population of 30,525 people and six constituent neighborhoods, SeaTac is the 42nd largest community in Washington.

Housing costs in SeaTac are among some of the highest in the nation, although real estate prices here don't compare to real estate prices in the most expensive communities in Washington.

Also of interest is that SeaTac has more people living here who work in computers and math than 95% of the places in the US.

Telecommuters are a relatively large percentage of the workforce: 7.46% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

For the size of the city, public transportation in SeaTac is quite heavily used. Mostly, people who use it for their daily commute are taking the bus. For SeaTac, the benefits are reduced air pollution and congestion on the highways.

The population of SeaTac overall has a level of education that is slightly above the US average for all US cities and towns of 21.84%. Of adults 25 and older in SeaTac, 24.00% have at least a bachelor's degree.

The per capita income in SeaTac in 2018 was $32,449, which is middle income relative to Washington, and upper middle income relative to the rest of the US. This equates to an annual income of $129,796 for a family of four. However, SeaTac contains both very wealthy and poor people as well.

SeaTac is an extremely ethnically-diverse city. The people who call SeaTac home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of SeaTac residents report their race to be White, followed by Black or African-American. SeaTac also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 21.74% of the city’s residents. Important ancestries of people in SeaTac include German, Ethiopian, Irish, Somalian, and English.

SeaTac also has a high percentage of its population that was born in another country: 38.91%.

The most common language spoken in SeaTac is English. Other important languages spoken here include Spanish and African languages.