City comparison

Boston, MA vs St. Louis, MO

What a paycheck is really worth in each city: prices, rent and state taxes.

Key findings

  • Prices in Boston, MA are 13.9% higher than in St. Louis, MO. Someone earning $100,000 in St. Louis, MO would need about $113,900 in Boston, MA to live the same way.
  • Rent is the bigger story: a typical 1-bedroom costs $2,476 a month in Boston, MA versus $995 in St. Louis, MO. On $100,000, that's 40% of take-home pay in Boston, MA and 16% in St. Louis, MO.
  • On $100,000, estimated state income tax is about $1,017 a year higher in Boston, MA than in St. Louis, MO.
  • For federal employees, locality pay changes a GS-13 step 1 salary by −9.5% moving from Boston, MA to St. Louis, MO ($120,548 → $109,137), while prices change by −12.2%. Net effect of the transfer: +3.1% in real buying power.
BostonSt. Louis
Price level (U.S. = 100):Under 9292–9898–102102–108Over 108
  • Boston, MA: price level 108.3 (much pricier)
  • St. Louis, MO: price level 95.1 (cheaper)

Map drawn from Census Bureau state boundaries and metro locations9,10; dot colours show BEA price levels2.

Side by side

Boston, MASt. Louis, MO
Price level (U.S. = 100)2108.395.1
$100,000 is worth, in the other city2$87,828 in St. Louis$113,859 in Boston
Typical 1-bedroom rent3$2,476/mo$995/mo
Take-home on $100,00014,15,8$74,400$75,417
State income tax on $100,000 (estimate)8$4,780 (MA)$3,763 (MO)
Rent burden on $100,00040%16%
Median pay, all jobs4$66,620$49,990
Federal locality pay area7Boston-Worcester-Providence, MA-RI-NH-CT-ME-VTSt. Louis-St. Charles-Farmington, MO-IL

Rent areas: Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area and St. Louis, MO-IL HUD Metro FMR Area. Metro areas: Boston-Cambridge-Newton, MA-NH and St. Louis, MO-IL.

What costs more or less

Boston, MASt. Louis, MO
Price level (U.S. = 100)BostonSt. Louis
Housing (rent)148.479.0
Goods99.7100.0
Utilities148.869.9
Other services103.698.6
Overall108.395.1
BEA Regional Price Parities2. Housing covers rents.

Moving with the same $100,000 salary

Boston, MA → St. Louis, MO

Same pay goes further

Buying power +13.9%; rent takes 16% of take-home; state tax −$1,017/yr.

100 Strong offer

St. Louis, MO → Boston, MA

Same pay buys less

Buying power −12.2%; rent takes 40% of take-home; state tax +$1,017/yr.

15 Weak offer

On the GS pay scale?

Boston, MA is in the Boston-Worcester-Providence, MA-RI-NH-CT-ME-VT pay area; St. Louis, MO is in St. Louis-St. Charles-Farmington, MO-IL. The last column shows what a transfer from Boston, MA to St. Louis, MO at the same grade and step does to real buying power.

Grade5,2Boston, MASt. Louis, MOReal change, Boston → St. Louis
GS-9 step 1$69,905$63,288+3.1%
GS-11 step 1$84,579$76,573+3.1%
GS-12 step 1$101,375$91,779+3.1%
GS-13 step 1$120,548$109,137+3.1%
GS-14 step 1$142,452$128,967+3.1%

Pay for common jobs

Median annual pay4Boston, MASt. Louis, MOSt. Louis pay in Boston dollars
Elementary School Teachers, Except Special Education$98,060$60,650$69,055 (−29.6%)
Software Developers$166,090$129,030$146,912 (−11.5%)
Accountants and Auditors$100,150$78,880$89,812 (−10.3%)
Registered Nurses$106,180$83,180$94,708 (−10.8%)

"Not published" means BLS doesn't release an estimate for that job in that metro.

Check your own offer

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Taxes are estimates for a single filer taking the standard deduction; city and county income taxes are not included. See the methodology.

Notes & Sources

  1. U.S. Census Bureau, Metropolitan Statistical Area population estimates (Vintage 2025) (2025). Retrieved 2026-09-29.
  2. U.S. Bureau of Economic Analysis, Regional Price Parities by MSA (MARPP), all items (2024). Retrieved 2026-09-29.
  3. U.S. Department of Housing and Urban Development, Fair Market Rents, 1-bedroom (2026). Retrieved 2026-09-29.
  4. U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025, metropolitan areas (2025). Retrieved 2026-09-29.
  5. U.S. Office of Personnel Management, General Schedule (GS) pay rates with locality pay, 2026 (2026). Retrieved 2026-09-29.
  6. U.S. Office of Personnel Management, Locality codes used in the 2026 GS pay spreadsheet (2026). Retrieved 2026-09-29.
  7. U.S. Office of Personnel Management, 2026 Locality Pay Area Definitions (counties in each pay area) (2026). Retrieved 2026-09-29.
  8. Tax Foundation, State Individual Income Tax Rates and Brackets, 2026 (2026). Retrieved 2026-09-29.
  9. U.S. Census Bureau, Cartographic boundary file: states, 1:20,000,000 (2024) (2024). Retrieved 2026-09-29.
  10. U.S. Census Bureau, Gazetteer file: core based statistical areas (2025) (2025). Retrieved 2026-09-29.
  11. U.S. Census Bureau, American Community Survey 5-year estimates, 2020-2024, table C24010 (occupation of employed residents) by ZIP code area (2024). Retrieved 2026-09-29.
  12. U.S. Census Bureau, ZIP Code Tabulation Area relationship files (2020; Connecticut 2022) and Gazetteer locations (2025) (2025). Retrieved 2026-09-29.
  13. U.S. Census Bureau, Cartographic boundary files (ZIP code areas 2020; counties and states 2024) and TIGER/Line primary roads (2024) (2024). Retrieved 2026-09-29.
  14. Internal Revenue Service, Rev. Proc. 2025-32 (2026 tax brackets and standard deduction) (2026). Retrieved 2026-09-29.
  15. Internal Revenue Service, Publication 15 (Circular E), Employer's Tax Guide for 2026 (Social Security and Medicare) (2026). Retrieved 2026-09-29.
  16. U.S. Department of Labor, Employment and Training Administration, O*NET 31.0 Database: Job Titles (used under CC BY 4.0; O*NET is a trademark of USDOL/ETA) (2026). Retrieved 2026-10-14.