Cost of Living Comparison Between Saint Petersburg, FL and Seattle, WA
For one person, living is cheaper in Saint Petersburg, FL: $2,990 a month against $3,800 in Seattle, WA, rent and utilities included – about $9,700 less a year. Rent and utilities account for most of the difference.
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Saint Petersburg, FL Living Index146Cost of Living Index in Saint Petersburg, FLLearn more -
Seattle, WA Living Index185Cost of Living Index in Seattle, WALearn more
How much you'll spend in Saint Petersburg, 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 Saint Petersburg, FL and in Seattle, WA actually costs, broken down by who's living it.
A single person spends $2,990 per month in Saint Petersburg, FL vs $3,800 in Seattle, WA, rent included.
- Saint Petersburg, FL $2,990
- Seattle, WA $3,800
A couple spends around $4,329 per month in Saint Petersburg, FL vs $5,702 in Seattle, WA, rent included.
- Saint Petersburg, FL $4,329
- Seattle, WA $5,702
A family of three spends $5,669 per month in Saint Petersburg, FL vs $7,603 in Seattle, WA, rent included.
- Saint Petersburg, FL $5,669
- Seattle, WA $7,603
Saint Petersburg, FL is about 21% cheaper than Seattle, WA, and outside of rent the biggest gap is in eating out.
Both Saint Petersburg, FL and Seattle, WA sit above the global median – Saint Petersburg, FL by 121%, Seattle, WA by 182%.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for Saint Petersburg, FL: October 13, 2026
Last update for Seattle, WA: October 13, 2026
Cost Breakdown
A central one-bedroom costs $1,951 in Saint Petersburg, 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 51% 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 $79.0 in Saint Petersburg, FL versus $101 in Seattle, WA. Monthly groceries follow the same trend: $454 vs $542 – making Saint Petersburg, FL the more affordable choice for daily food spending.
- Saint Petersburg, FL Seattle, WA 4,070 km ≈ 6 h nonstop flight
- Saint Petersburg, 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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