Cost of Living Comparison Between Seattle, WA and Marathon, FL
For one person, living is cheaper in Marathon, FL: $2,807 a month against $3,785 in Seattle, WA, rent and utilities included – about $11,700 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 -
Marathon, FL Living Index134Cost of Living Index in Marathon, FLLearn more
How much you'll spend in Seattle, WA and in Marathon, FL
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 Marathon, FL actually costs, broken down by who's living it.
Monthly costs for one person with rent: $3,785 in Seattle, WA versus $2,807 in Marathon, FL.
- Seattle, WA $3,785
- Marathon, FL $2,807
Estimated couple costs with rent: $5,688 in Seattle, WA versus $4,160 in Marathon, FL.
- Seattle, WA $5,688
- Marathon, FL $4,160
Monthly costs for a family of three with rent: $7,592 in Seattle, WA versus $5,514 in Marathon, FL.
- Seattle, WA $7,592
- Marathon, FL $5,514
Living in Seattle, WA is roughly 35% more expensive than in Marathon, FL, and outside of rent the biggest gap is in groceries.
Both cities are pricier than the global median: Seattle, WA 178% above, Marathon, FL 106% 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 Marathon, FL: October 25, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A one-bedroom apartment in the center runs $2,508 in Seattle, WA and $1,600 in Marathon, FL. Housing cost is often the main lever when comparing two cities.
Dining out: $101 in Seattle, WA vs $94 in Marathon, FL for a mid-range dinner for two. Groceries echo the gap at $547 vs $407 per month, with Marathon, FL cheaper across the board.
- Seattle, WA Marathon, FL 4,420 km ≈ 6 h nonstop flight
- Seattle, WA
- Marathon, FL
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 Marathon, FL?
How does quality of life compare between Seattle, WA and Marathon, FL?
Where should expats move: Seattle, WA or Marathon, FL?
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