Cost of Living Comparison Between Key West, FL and Seattle, WA
For one person, living is cheaper in Seattle, WA: $3,800 a month against $4,808 in Key West, FL, rent and utilities included – about $12,100 less a year. Higher rent and utilities in Key West, FL outweigh lower spending on other living expenses.
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Key West, FL Living Index233Cost of Living Index in Key West, FLLearn more -
Seattle, WA Living Index185Cost of Living Index in Seattle, WALearn more
How much you'll spend in Key West, FL and in Seattle, WA
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in Key West, FL and in Seattle, WA actually costs, broken down by who's living it.
A single person spends $4,808 per month in Key West, FL vs $3,800 in Seattle, WA, rent included.
- Key West, FL $4,808
- Seattle, WA $3,800
A couple spends around $7,043 per month in Key West, FL vs $5,702 in Seattle, WA, rent included.
- Key West, FL $7,043
- Seattle, WA $5,702
A family of three spends $9,278 per month in Key West, FL vs $7,603 in Seattle, WA, rent included.
- Key West, FL $9,278
- Seattle, WA $7,603
Key West, FL costs about 27% more than Seattle, WA, and outside of rent the biggest gap is in transport.
Both Key West, FL and Seattle, WA sit above the global median – Key West, FL by 256%, Seattle, WA by 182%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Key West, FL: October 13, 2026
Last update for Seattle, WA: October 13, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A central one-bedroom costs $3,436 in Key West, FL versus $2,464 in Seattle, 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 5% higher in Seattle, WA, which reinforces the cost advantage – you earn more and spend less. Purchasing power leans clearly in its favor.
A mid-range dinner for two costs $98.0 in Key West, FL versus $101 in Seattle, WA. Monthly groceries follow the same trend: $457 vs $542 – making Key West, FL the more affordable choice for daily food spending.
- Key West, FL Seattle, WA 4,380 km ≈ 6 h nonstop flight
- Key West, FL
- Seattle, 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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