What is the cost of living in SeaTac, WA?
According to the most recent data on the cost of living, SeaTac has an overall cost of living index of 128, which is 1.3x higher than the national index of 100.
Compared to Washington, SeaTac has a cost of living index that's 1.1x higher than Washington's index of 120.
The standard of living in SeaTac ranks as #91 most affordable out of the 191 places we measured in Washington. By definition, that implies SeaTac ranks as the #100 most expensive place in the Evergreen State.
For more reading on life in SeaTac, check out:
SeaTac Cost Of Living Vs. Washington
Six factors go into calculating the cost of living index in SeaTac. Here is how it fares on each of the criteria:
The Services index in SeaTac is 107.
The Groceries index in SeaTac is 105.
The Health index in SeaTac is 171.
The Housing index in SeaTac is 114.
The Transportation index in SeaTac is 109.
The Utilities index in SeaTac is 111.
| Living Expense | SeaTac | Washington | National Average |
|---|---|---|---|
| Overall | 128 | 120 | 100 |
| Services | 107 | 108 | 100 |
| Groceries | 105 | 108 | 100 |
| Health | 171 | 137 | 100 |
| Housing | 114 | 111 | 100 |
| Transportation | 109 | 111 | 100 |
| Utilities | 111 | 110 | 100 |
SeaTac Cost Of Living Compared To Washington Averages
Index where 100 = national average. Source: cost-of-living index 2026.
For more reading on cost of living around Washington, check out:
Protect your home budget Compare home warranties in SeaTac Get matched →Source: Cost-of-living index 2026, normalized to US average = 100
SeaTac, WA Housing Cost Breakdown
Housing swings affordability the most between places in Washington, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2020-2024. The key points are:
The Median Home Value in SeaTac is $553,220.
The Median Rent in SeaTac is $1,660.
The Median Income in SeaTac is $81,104.
The Home Value To Income in SeaTac is 6.8x.
The Rent To Monthly Income in SeaTac is 0.25x.
| Statistic | SeaTac | Washington | United States |
|---|---|---|---|
| Median Home Value | $553,220 | $601,016 | $332,700 |
| Median Rent | $1,660 | $1,760 | $1,413 |
| Median Income | $81,104 | $98,141 | $80,734 |
| Home Value To Income | 6.8x | 6.1x | 4.1x |
| Rent To Monthly Income | 0.25x | 0.22x | 0.21x |
SeaTac, WA Costs By Category
Detailed SeaTac Services costs vs. Washington
| Item | SeaTac | Washington |
|---|---|---|
| Shampoo | $1.24 | $1.28 |
| Movie | $11.87 | $12.13 |
| Bowling | $17.56 | $18 |
| Haircut | $32.12 | $24.26 |
| Beauty Salon | $43.48 | $45.56 |
Detailed SeaTac Groceries costs vs. Washington
| Item | SeaTac | Washington |
|---|---|---|
| Ground Beef | $5.66 | $5.84 |
| Fried Chicken | $2.78 | $1.57 |
| Milk | $4.85 | $4.67 |
| Potatoes | $4.43 | $4.93 |
| Pizza | $14.86 | $12.09 |
| Beer | $11.77 | $10.41 |
| Toothpaste | $3.46 | $3.7 |
Detailed SeaTac Health costs vs. Washington
| Item | SeaTac | Washington |
|---|---|---|
| Optometrist | $242.14 | $125.68 |
| Doctor | $139.77 | $135.78 |
| Dentist | $164.3 | $113.29 |
Detailed SeaTac Transportation costs vs. Washington
| Item | SeaTac | Washington |
|---|---|---|
| Gasoline | $4.39 | $3.46 |
| Tire Balancing | $77.69 | $59.92 |
Detailed SeaTac Utilities costs vs. Washington
| Item | SeaTac | Washington |
|---|---|---|
| All Electricity | $175.38 | $193.99 |
| Phone | $207.11 | $192.25 |
Seatac SnackAbility
Cost Of Living In Cities Around SeaTac
The cost of living varies in the cities and towns around SeaTac. Here's a quick look at the cost of living in the most populous nearby places:
Tacoma, WA has a cost of living index of 126, 1.0x SeaTac.
Kent, WA has a cost of living index of 133, 1.0x SeaTac.
Renton, WA has a cost of living index of 146, 1.1x SeaTac.
| City | Population | Cost Of Living | Vs. SeaTac |
|---|---|---|---|
| Tacoma, WA | 222,758 | 126 | 1.0x |
| Kent, WA | 135,603 | 133 | 1.0x |
| Renton, WA | 105,317 | 146 | 1.1x |
| Burien, WA | 51,513 | 140 | 1.1x |
| Puyallup, WA | 42,746 | 128 | 1.0x |
| Des Moines, WA | 32,823 | 134 | 1.0x |
| Bainbridge Island, WA | 24,631 | 186 | 1.5x |
| Tukwila, WA | 21,451 | 127 | 1.0x |
| Bryn Mawr-Skyway, WA | 17,638 | 146 | 1.1x |
| Port Orchard, WA | 17,149 | 131 | 1.0x |
