Cost of Living Comparison Between Seattle, WA and Saint Louis, MO
For one person, living is cheaper in Saint Louis, MO: $2,361 a month against $3,785 in Seattle, WA, rent and utilities included – about $17,100 less a year. Rent and utilities account for most of the difference.
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Seattle, WA Living Index184Cost of Living Index in Seattle, WALearn more -
Saint Louis, MO Living Index114Cost of Living Index in Saint Louis, MOLearn more
How much you'll spend in Seattle, WA and in Saint Louis, MO
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 Saint Louis, MO actually costs, broken down by who's living it.
Monthly costs for one person with rent: $3,785 in Seattle, WA versus $2,361 in Saint Louis, MO.
- Seattle, WA $3,785
- Saint Louis, MO $2,361
Estimated couple costs with rent: $5,688 in Seattle, WA versus $3,555 in Saint Louis, MO.
- Seattle, WA $5,688
- Saint Louis, MO $3,555
Monthly costs for a family of three with rent: $7,592 in Seattle, WA versus $4,749 in Saint Louis, MO.
- Seattle, WA $7,592
- Saint Louis, MO $4,749
Living in Seattle, WA is roughly 60% more expensive than in Saint Louis, MO, and outside of rent the biggest gap is in eating out.
Both cities are pricier than the global median: Seattle, WA 178% above, Saint Louis, MO 73% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Seattle, WA: October 26, 2026
Last update for Saint Louis, MO: October 27, 2026
Cost Breakdown
A one-bedroom apartment in the center runs $2,508 in Seattle, WA and $1,453 in Saint Louis, MO. Housing cost is often the main lever when comparing two cities.
Seattle, WA pays 55% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.
Dining out: $101 in Seattle, WA vs $76 in Saint Louis, MO for a mid-range dinner for two. Groceries echo the gap at $547 vs $496 per month, with Saint Louis, MO cheaper across the board.
- Seattle, WA Saint Louis, MO 2,770 km ≈ 4 h nonstop flight
- Seattle, WA
- Saint Louis, MO
Distances are measured in a straight line. Your location is detected approximately.
City Median Internet Speeds Comparison (Updated April 2026)
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