Median rent is 13% lower in St. Louis ($978/mo vs $1,127/mo). Buying is cheaper in St. Louis, where the median home runs $185,100 versus $212,500. Households earn more in Franklin ($77,305 vs $55,279 a year). Taken together, Franklin is the more affordable choice with a cost index of 96.5 against 96.6 — about 0% lower overall prices. After adjusting income for local prices, a typical paycheck stretches further in Franklin, IN.
City A
Franklin, IN
City B
St. Louis, MO
How much would you need to earn in St. Louis, MO to maintain your standard of living from Franklin, IN?
Equivalent salary in St. Louis, MO
$75,009
You'd need $9 more (0% higher).
Based on BEA Regional Price Parity (cost index) for each city's metro area. A rough estimate of overall purchasing power, not tax or take-home pay.
Metric
Franklin
Indiana
St. Louis
Missouri
👥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: US Census ACS, BEA RPP, HUD FMR, EPA AirNow, Tax Foundation
Median rent is modestly lower in St. Louis at $978/mo compared to $1,127/mo in Franklin (13% gap). Median home values are within 13% of each other: $212,500 in Franklin and $185,100 in St. Louis.
1BR Fair Market Rent
2BR Fair Market Rent
BLS OEWS 2023 — metro-level data
Indiana's top income tax rate is 3.05% versus 4.80% in Missouri, so Franklin is more tax-friendly for high earners. Sales tax is 7.00% in Indiana and 4.22% in Missouri; St. Louis has the lower rate (local add-ons may apply in both).
Franklin
Income tax: 3.05%
Sales tax: 7.00%
St. Louis
Income tax: 4.80%
Sales tax: 4.22%
Air quality data is available for St. Louis (avg AQI 26.0) but not yet for Franklin.
Pick Franklin if you prioritize higher median household income ($77,305/yr).
Pick St. Louis if you prioritize cheaper rent ($978/mo median).
Pick Franklin if you prioritize lower state income tax (3.05%).
Is Franklin cheaper than St. Louis?
Franklin is cheaper overall, with a cost of living index of 96.5 versus 96.6 (US average = 100). That means prices run about 0% lower in Franklin.
How much is rent in Franklin vs St. Louis?
Median rent is $1,127/mo in Franklin, IN and $978/mo in St. Louis, MO. St. Louis, MO has the lower rent by about 13%.
Which has higher salaries — Franklin or St. Louis?
Median household income is $77,305 in Franklin, IN and $55,279 in St. Louis, MO. Franklin, IN 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?
Air quality data is not yet available for one or both cities.
Which has lower taxes — Franklin or St. Louis?
Indiana's top income tax rate is 3.05% and Missouri's is 4.80%. Franklin, IN has the lower rate.
What salary do I need in St. Louis to match my Franklin income?
To maintain the same purchasing power, a salary of $100,000 in Franklin, IN is equivalent to roughly $100,011 in St. Louis, MO (using the BEA Regional Price Parity ratio). Use the salary calculator above for any income amount.
Data last updated: December 1, 2024 · Sources: US Census ACS, BEA RPP, BLS OEWS, HUD FMR, EPA AirNow, Tax Foundation · Methodology