Cost of Living Comparison Between Seattle, WA and SeaTac, WA
For one person, living is cheaper in SeaTac, WA: $3,170 a month against $3,785 in Seattle, WA, rent and utilities included – about $7,400 less a year. Rent and utilities account for about half of the difference.
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Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more -
SeaTac, WA Living Index154Cost of Living Index in SeaTac, WALearn more
How much you'll spend in Seattle, WA and in SeaTac, WA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Seattle, WA and in SeaTac, WA actually costs, broken down by who's living it.
A single person spends $3,785 per month in Seattle, WA vs $3,170 in SeaTac, WA, rent included.
- Seattle, WA $3,785
- SeaTac, WA $3,170
A couple spends around $5,688 per month in Seattle, WA vs $4,514 in SeaTac, WA, rent included.
- Seattle, WA $5,688
- SeaTac, WA $4,514
A family of three spends $7,592 per month in Seattle, WA vs $5,857 in SeaTac, WA, rent included.
- Seattle, WA $7,592
- SeaTac, WA $5,857
Seattle, WA costs about 19% more than SeaTac, WA, and outside of rent the biggest gap is in clothing.
Both Seattle, WA and SeaTac, WA sit above the global median – Seattle, WA by 178%, SeaTac, WA by 133%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Seattle, WA: October 26, 2026
Last update for SeaTac, WA: October 25, 2026
Cost Breakdown
A central one-bedroom costs $2,508 in Seattle, WA versus $2,208 in SeaTac, WA. Rent is usually the largest line item in a monthly budget, so the gap here sets the tone for the overall comparison.
Salaries run about 6% higher in Seattle, WA, which partly offsets the higher cost of living there. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $101 in Seattle, WA versus $79 in SeaTac, WA. Monthly groceries follow the same trend: $547 vs $449 – making SeaTac, WA the more affordable choice for daily food spending.
- Seattle, WA SeaTac, WA 18 km
- Seattle, WA
- SeaTac, WA
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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What is the difference in childcare costs between Seattle, WA and SeaTac, WA?
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How do I decide between Seattle, WA and SeaTac, WA?
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