SeaTac, WA Demographics
What is the population of Seatac?
There are 31,143 residents in Seatac, with a median age of 36. Of this, 54.72% are males and 45.28% are females. US-born citizens make up 57.31% of the resident pool in Seatac, while non-US-born citizens account for 23.42%. Additionally, 19.27% of the population is represented by non-citizens.
A total of 24,942 people in Seatac currently live in the same house as they did last year.
Y-o-Y Change | ||
Total Population | 31,143 | 0.7% |
Male Population | 17,040 | 1.7% |
Female Population | 14,103 | -0.5% |
Male Population 54.72%
Female Population 45.28%
Y-o-Y Change | ||
Median Age | 36 | -0.3% |
Citizen U.S. Born | 17,849 | -0.9% |
Citizen not U.S. Born | 7,294 | -0.2% |
Not Citizen | 6,000 | 7.0% |
Citizen U.S. Born 57.31%
Citizen not U.S. Born 23.42%
Not Citizen 19.27%
Y-o-Y Change | ||
Moved from Abroad | 50 | -74.0% |
Moved from Same County | 4,465 | 9.0% |
Moved from Same State | 635 | -10.7% |
Moved from Different State | 556 | -21.0% |
Same House as Last Year | 24,942 | 0.4% |
Moved from Abroad 0.16%
Moved from Same County 14.57%
Moved from Same State 2.07%
Moved from Different State 1.81%
Same House as Last Year 81.38%
What are the employment statistics in Seatac?
White-collar workers make up 70.34% of the working population in Seatac, while blue-collar employees account for 29.66%. There are also 3,480 entrepreneurs in Seatac (11.21% of the workforce); 21,752 workers employed in private companies (70.07%); and 3,642 people working in governmental institutions (11.73%).
Y-o-Y Change | ||
White Collar | 21,836 | 92.3% |
Blue Collar | 9,208 | 95.8% |
White Collar 70.34%
Blue Collar 29.66%
Y-o-Y Change | ||
Self Employees | 3,480 | 131.1% |
Private Companies | 21,752 | 90.6% |
Governmental Workers | 3,642 | 83.4% |
Not for Profit Companies | 2,170 | 88.2% |
Self Employees 11.21%
Private Companies 70.07%
Governmental Workers 11.73%
Not for Profit Companies 6.99%
How many households are there in Seatac?
There are a total of 11,772 households in Seatac, each made up of around 2 members. Family establishments represent 59.85% of these Seatac households, while non-family units account for the remaining 40.15%. Additionally, 30.89% of households have children and 69.11% of households are without children.
Y-o-Y Change | ||
Total households | 11,772 | 3.1% |
Average People per Household | 2 | -23.9% |
Family Households | 7,046 | 1.7% |
Non-Family Households | 4,726 | 5.3% |
Family Households 59.85%
Non-Family Households 40.15%
Y-o-Y Change | ||
Households with Children | 3,636 | 4.4% |
Households without Children | 8,136 | 2.6% |
Households with Children 30.89%
Households without Children 69.11%
What are the median and average incomes in Seatac?
The average annual household income in Seatac is $94,717, while the median household income sits at $76,517 per year. Residents aged 25 to 44 earn $64,515, while those between 45 and 64 years old have a median wage of $99,370. In contrast, people younger than 25 and those older than 65 earn less, at $70,750 and $56,744, respectively.
Y-o-Y Change | ||
Average Household Income | $94,717 | 0.5% |
Median Household Income | $76,517 | -3.7% |
People below Poverty Level | 3,120 | -7.4% |
People above Poverty Level | 26,807 | 1.4% |
How many homeowners and renters are there in Seatac?
There are 12,424 housing units in Seatac, and the median year in which these properties were built is 1971. Of the 11,772 occupied housing units in Seatac, 45.06% are owner-occupied, while 54.94% have renters living in them.
Meanwhile, properties bought with mortgages account for 64.86% of the units, and the median value of a home with a mortgage is $493,900. In general, housing costs reach $1,701 per month in Seatac.
Y-o-Y Change | ||
Housing Units | 12,424 | 4.0% |
Median Year Built | 1971 | 0.1% |
Built in 1939 or Earlier | 563 | 17.3% |
Built between 1940 and 1949 | 825 | -7.2% |
Built between 1950 and 1959 | 1,797 | -2.2% |
Built between 1960 and 1969 | 2,814 | -1.6% |
Built between 1970 and 1979 | 1,943 | 4.6% |
Built between 1980 and 1989 | 1,577 | 0.8% |
Built between 1990 and 1999 | 616 | 7.7% |
Built between 2000 and 2009 | 1,029 | -2.0% |
Built between 2010 and 2019 | 1,066 | 34.4% |
Built in 2020 or Later | 194 | 410.5% |
Y-o-Y Change | ||
Occupied Housing Units | 11,772 | 3.1% |
Owner Occupied | 5,304 | -0.8% |
Renter Occupied | 6,468 | 6.6% |
Owner Occupied 45.06%
Renter Occupied 54.94%
Y-o-Y Change | ||
With Mortgage | 3,440 | -6.5% |
Without Mortgage | 1,864 | 11.6% |
Median Value with Mortgage | $493,900 | 8.8% |
Median Value without Mortgage | $452,700 | 5.0% |
Median Housing Costs per Month | $1,701 | 3.3% |
With Mortgage 64.86%
Without Mortgage 35.14%
What is the level of education in Seatac?
Approximately 36.7% of the population in Seatac holds a high school degree (that's 8,746 residents), while 22.08% have attained a college certificate (5,262 locals) and 18.97% have a bachelor's degree (4,521 people).
Y-o-Y Change | ||
No High School | 1,839 | 7.2% |
Some High School | 8,746 | 0.3% |
Some College | 5,262 | -19.9% |
Associate Degree | 2,032 | 0.7% |
Bachelor's Degree | 4,521 | 2.7% |
Graduate Degree | 1,429 | 3.1% |
No High School 7.72%
Some High School 36.7%
Some College 22.08%
Associate Degree 8.53%
Bachelor's Degree 18.97%
Graduate Degree 6%
What is the marital status of Seatac residents?
A total of 9,382 people in Seatac have never been married (which represents 37.75% of the total population), while 11,842 of them are wedded (47.65%). Separated and divorced residents are in smaller numbers, at 358 (1.44%) and 2,501 (10.06%), respectively.
Y-o-Y Change | ||
Never Married | 9,382 | 2.9% |
Married | 11,842 | -1.1% |
Separated | 358 | -18.1% |
Widowed | 1,126 | 4.7% |
Divorced | 2,501 | -6.8% |
Never Married 37.75%
Married 47.65%
Separated 1.44%
Widowed 4.53%
Divorced 10.06%
What are the most common means of transportation in Seatac?
The top three means of transportation people in Seatac use to get to work are: car, walking and bus or trolley bus. A total of 11,278 residents commute by car, 646 prefer going to work by walking and 451 by bus or trolley bus
Y-o-Y Change | ||
Car | 11,278 | -2.8% |
Bus or TrolleyBus | 451 | -1.3% |
Subway or Elevated | 50 | N/A |
Railroad | 50 | -29.6% |
Motorcycle | 26 | -27.8% |
TaxiCab | 74 | 131.2% |
Walk | 646 | -15.0% |
What is the median and average household income in Seatac by zipcode?
Methodology & Disclaimers
Demographic data shown in this section was gathered from the latest U.S. Census Bureau release, the 2023 American Community Survey. The information is updated yearly, as soon as new data is made available by the US Census Bureau.
No representation, guarantee or warranty is made as to the accuracy or completeness of information modified or aggregated for specific neighborhoods and/or zip codes.