City comparison

Lafayette, LA vs Louisville, KY

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

Key findings

  • Prices in Louisville, KY are 6.7% higher than in Lafayette, LA. Someone earning $100,000 in Lafayette, LA would need about $106,700 in Louisville, KY to live the same way.
  • Rent is the bigger story: a typical 1-bedroom costs $1,047 a month in Louisville, KY versus $898 in Lafayette, LA. On $100,000, that's 17% of take-home pay in Louisville, KY and 14% in Lafayette, LA.
  • On $100,000, estimated state income tax is about $769 a year higher in Louisville, KY than in Lafayette, LA.
  • Both cities are in the same federal pay area (Rest of U.S.), so a GS-13 step 1 earns $106,437 in either. A transfer from Lafayette, LA to Louisville, KY changes real buying power by −6.3%, purely from prices.
LafayetteLouisville
Price level (U.S. = 100):Under 9292–9898–102102–108Over 108
  • Lafayette, LA: price level 87.2 (much cheaper)
  • Louisville, KY: price level 93.1 (cheaper)

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

Side by side

Lafayette, LALouisville, KY
Price level (U.S. = 100)287.293.1
$100,000 is worth, in the other city2$106,725 in Louisville$93,699 in Lafayette
Typical 1-bedroom rent3$898/mo$1,047/mo
Take-home on $100,00014,15,8$76,566$75,798
State income tax on $100,000 (estimate)8$2,614 (LA)$3,382 (KY)
Rent burden on $100,00014%17%
Median pay, all jobs4$41,780$48,370
Federal locality pay area7Rest of U.S.Rest of U.S.

Rent areas: Lafayette, LA HUD Metro FMR Area and Louisville, KY-IN HUD Metro FMR Area. Metro areas: Lafayette, LA and Louisville/Jefferson County, KY-IN.

What costs more or less

Lafayette, LALouisville, KY
Price level (U.S. = 100)LafayetteLouisville
Housing (rent)58.878.6
Goods93.796.2
Utilities71.275.0
Other services95.796.8
Overall87.293.1
BEA Regional Price Parities2. Housing covers rents.

Moving with the same $100,000 salary

Lafayette, LA → Louisville, KY

Same pay buys less

Buying power −6.3%; rent takes 17% of take-home; state tax +$769/yr.

49 Fair offer

Louisville, KY → Lafayette, LA

Same pay goes further

Buying power +6.7%; rent takes 14% of take-home; state tax −$769/yr.

90 Strong offer

On the GS pay scale?

Both metros are in the Rest of U.S. locality pay area, so GS salaries are identical. The last column shows what a transfer from Lafayette, LA to Louisville, KY at the same grade and step does to real buying power.

Grade5,2Lafayette, LALouisville, KYReal change, Lafayette → Louisville
GS-9 step 1$61,722$61,722−6.3%
GS-11 step 1$74,678$74,678−6.3%
GS-12 step 1$89,508$89,508−6.3%
GS-13 step 1$106,437$106,437−6.3%
GS-14 step 1$125,776$125,776−6.3%

Pay for common jobs

Median annual pay4Lafayette, LALouisville, KYLouisville pay in Lafayette dollars
Elementary School Teachers, Except Special Education$47,770$61,610$57,728 (+20.8%)
Software Developers$109,010$110,270$103,321 (−5.2%)
Accountants and Auditors$67,630$76,320$71,511 (+5.7%)
Registered Nurses$81,960$84,850$79,503 (−3.0%)

"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.