Median rent is 32% lower in Oklahoma City ($1,130/mo vs $1,663/mo). Buying is cheaper in Oklahoma City, where the median home runs $231,300 versus $371,100. Households earn more in St. Petersburg ($75,192 vs $68,656 a year). Taken together, Oklahoma City is the more affordable choice with a cost index of 91.4 against 102.5 — about 11% lower overall prices. After adjusting income for local prices, a typical paycheck stretches further in Oklahoma City, OK.
Cost of living verdict
Oklahoma City is 11% cheaper overall
Cost of Living Index: 91.4 in Oklahoma City vs 102.5 in St. Petersburg (US national average = 100)
City A
Oklahoma City, OK
City B
St. Petersburg, FL
How much would you need to earn in St. Petersburg, FL to maintain your standard of living from Oklahoma City, OK?
Equivalent salary in St. Petersburg, FL
$84,045
You'd need $9,045 more (12% higher).
Based on BEA Regional Price Parity (cost index) for each metro area. This estimates overall purchasing power; it does not account for taxes or take-home pay differences.
Metric
Oklahoma City
Oklahoma
St. Petersburg
Florida
Population
Median Household Income
Annual
Median Gross Rent
Per month
Median Home Value
Cost of Living Index
US avg = 100
1BR Fair Market Rent
HUD FMR
2BR Fair Market Rent
HUD FMR
3BR Fair Market Rent
HUD FMR
Air Quality Index
Lower = cleaner
Top State Income Tax
Top marginal rate
State Sales Tax
Statewide base rate
Median Age
Years
✓ = better value · Sources: Census ACS, BEA, HUD Fair Market Rents, EPA AirNow, Tax Foundation
Renters will find significantly cheaper housing in Oklahoma City — median rent of $1,130/mo versus $1,663/mo in St. Petersburg, a 32% difference. Home buyers face a steeper market in St. Petersburg: the median home is $371,100 versus $231,300 in Oklahoma City — 38% more expensive.
1BR Fair Market Rent
2BR Fair Market Rent
BLS OEWS 2023 — metro-level data
State tax data is not yet available for these cities.
Oklahoma City
Income tax: N/A
Sales tax: N/A
St. Petersburg
Income tax: N/A
Sales tax: N/A
Oklahoma City has cleaner air on average: 48.0 AQI (Good) compared to 56.0 AQI (Moderate) in the other city. Lower AQI means cleaner, healthier air.
Pick Oklahoma City if you prioritize lower overall cost of living (index 91.4 vs 102.5).
Pick St. Petersburg if you prioritize higher median household income ($75,192/yr).
Pick Oklahoma City if you prioritize cheaper rent ($1,130/mo median).
Pick Oklahoma City if you prioritize cleaner air quality (avg AQI 48.0).
Is Oklahoma City cheaper than St. Petersburg?
Oklahoma City is cheaper overall, with a cost of living index of 91.4 versus 102.5 (US average = 100). That means prices run about 11% lower in Oklahoma City.
How much is rent in Oklahoma City vs St. Petersburg?
Median rent is $1,130/mo in Oklahoma City, OK and $1,663/mo in St. Petersburg, FL. Oklahoma City, OK has the lower rent by about 32%.
Which has higher salaries — Oklahoma City or St. Petersburg?
Median household income is $68,656 in Oklahoma City, OK and $75,192 in St. Petersburg, FL. St. Petersburg, FL has the higher median income. Note that BLS occupational wages in the table above show wages for specific jobs.
Which city has better air quality?
Oklahoma City, OK has better air quality on average: 48.0 AQI versus 56.0 AQI. Both are EPA AirNow annual averages; lower is better.
Which has lower taxes — Oklahoma City or St. Petersburg?
State tax data is not yet available for one or both cities.
What salary do I need in St. Petersburg to match my Oklahoma City income?
To maintain the same purchasing power, a salary of $100,000 in Oklahoma City, OK is equivalent to roughly $112,060 in St. Petersburg, FL (using the BEA Regional Price Parity ratio). Use the salary calculator above for any income amount.
Data last updated: December 1, 2026 · Sources: US Census ACS, BEA RPP, BLS OEWS, HUD FMR, EPA AirNow, Tax Foundation · Methodology
