Cost of Living Comparison Between SeaTac, WA and Chicago, IL
For one person, living is cheaper in Chicago, IL: $3,037 a month against $3,170 in SeaTac, WA, rent and utilities included – about $1,600 less a year. Higher rent and utilities in SeaTac, WA outweigh lower spending on other living expenses.
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SeaTac, WA Living Index154Cost of Living Index in SeaTac, WALearn more -
Chicago, IL Living Index147Cost of Living Index in Chicago, ILLearn more
How much you'll spend in SeaTac, WA and in Chicago, IL
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in SeaTac, WA and in Chicago, IL actually costs, broken down by who's living it.
A single person spends $3,170 per month in SeaTac, WA vs $3,037 in Chicago, IL, rent included.
- SeaTac, WA $3,170
- Chicago, IL $3,037
A couple spends around $4,514 per month in SeaTac, WA vs $4,518 in Chicago, IL, rent included.
- SeaTac, WA $4,514
- Chicago, IL $4,518
A family of three spends $5,857 per month in SeaTac, WA vs $5,999 in Chicago, IL, rent included.
- SeaTac, WA $5,857
- Chicago, IL $5,999
SeaTac, WA costs about 4% more than Chicago, IL, and outside of rent the biggest gap is in transport.
Both SeaTac, WA and Chicago, IL sit above the global median – SeaTac, WA by 133%, Chicago, IL by 123%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for SeaTac, WA: October 25, 2026
Last update for Chicago, IL: October 25, 2026
Cost Breakdown
A central one-bedroom costs $2,208 in SeaTac, WA versus $2,526 in Chicago, IL. 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 23% higher in SeaTac, WA. Purchasing power depends on which expenses matter most to you.
A mid-range dinner for two costs $79 in SeaTac, WA versus $89 in Chicago, IL. Groceries tell a different story – $449 in SeaTac, WA vs $447 in Chicago, IL – so Chicago, IL wins on supermarket bills even if dining out costs more.
- SeaTac, WA Chicago, IL 2,790 km ≈ 4 h nonstop flight
- SeaTac, WA
- Chicago, IL
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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