Kentucky has a flat 4.5% income tax (reduced from 5%), while Tennessee has no state income tax (0%). Moving to Tennessee saves $4,500/year on $100k income. Tennessee also has lower property taxes (0.67% vs KY's 0.86%). However, Tennessee has much higher sales tax (9.55% highest in US vs KY's 6%). Overall, Tennessee offers significant tax savings, especially for high earners. The KY-TN border sees heavy migration driven by Nashville's boom.

By Daniel, Founder of CountryTaxCalc

Daniel has spent 5+ years researching tax systems across 95+ countries and all US states to make tax comparison accessible to everyone. For corrections, contact us.

Last Updated: April 2026

The Big Picture

🐎 Kentucky

4.5%

Flat Rate

Flat 4.5% (was 5%)

🎸 Tennessee

0%

No Income Tax

Constitutional prohibition

Typical Annual Savings

At $100,000 income:

$4,500

That is $375/month back in your pocket!

Tax Savings by Income Level

IncomeKY TaxTN TaxSavings10-Year
$50,000 $2,250$0$2,250$22,500
$100,000 $4,500$0$4,500$45,000
$200,000 $9,000$0$9,000$90,000
$500,000 $22,500$0$22,500$225,000
💡

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Kentucky Pros and Cons

✅ Pros

  • Lower sales tax: 6% (vs TN 9.55%) saves $355/year on $10k spending
  • Bourbon heritage: Whiskey tourism, distillery culture
  • Horse racing: Kentucky Derby, Churchill Downs
  • Lower cost of living: Louisville 8% cheaper than Nashville
  • Better schools: KY ranks #27 vs TN #32 in K-12 education

❌ Cons

  • Income tax: 4.5% flat costs $4,500 on $100k, $22,500 on $500k
  • Higher property tax: 0.86% (vs TN 0.67%) costs $475-$1,900 more/year
  • Limited jobs: Louisville 1.3M vs Nashville 2.0M metro
  • Slower growth: KY population stable vs TN +10% (2020-2026)
  • Brain drain: Young professionals leave for Nashville/Charlotte

Tennessee Pros and Cons

✅ Pros

  • Zero income tax: Save $4,500/year on $100k, $22,500 on $500k
  • Lower property tax: 0.67% (vs KY 0.86%) saves $475-$1,900/year
  • Nashville boom: Music City tech hub, healthcare (HCA), tourism
  • No retirement tax: $0 on Social Security, pensions, withdrawals
  • Population growth: +10% since 2020, job opportunities

❌ Cons

  • Highest sales tax: 9.55% (highest in US) vs KY 6% costs $355 more/year
  • Expensive: Nashville median $425k (vs Louisville $240k, 43% cheaper)
  • Hot/humid summers: 90°F+ regularly (similar to KY)
  • Traffic: I-24, I-65 congestion, limited transit
  • Worse schools: TN ranks #32 vs KY #27 in K-12 education

Frequently Asked Questions

Q: How much will I save moving from Kentucky to Tennessee?

On $100,000 income, Tennessee saves $4,500/year in income tax (KY 4.5% vs TN 0%). TN also has lower property tax (0.67% vs KY 0.86%). On a $400k home, TN pays $2,680/year vs KY $3,440/year—difference of $760/year. However, TN sales tax is much higher (9.55% vs KY 6%)—costs $355 more annually. Net savings: $4,905/year. Over 10 years: $49,050.

Q: Is there significant Kentucky to Tennessee migration?

Yes, heavy KY → TN migration. In 2023, 18,472 people moved KY → TN (vs 9,834 TN → KY), net gain of 8,638 for Tennessee. Migration drivers KY → TN: no income tax (save $4,500+ annually), Nashville boom (jobs in tech, healthcare, music), lower property tax. Reverse migration (TN → KY) driven by: cheaper housing (Louisville 43% cheaper), lower sales tax, bourbon culture.

Q: Louisville vs Nashville: which city is better economically?

Nashville wins economically: no income tax (save $4,500 annually), faster job growth (+10% vs KY stable), larger metro (2M vs 1.3M), diverse economy (tech, healthcare, tourism). Louisville wins for: cheaper housing (43% cheaper), lower cost of living (8% cheaper), lower sales tax (6% vs 9.55%). Choose Nashville for career opportunities. Choose Louisville for affordability.

Q: Which state is better for retirees?

Tennessee wins for retirees: zero income tax on retirement income (Social Security, pensions, 401k withdrawals), lower property tax (0.67% vs 0.86%), no state estate tax. However, TN has highest sales tax (9.55% vs KY 6%)—costs $355/year more. Kentucky wins for: cheaper cost of living, bourbon culture. Most KY retirees move to TN for tax savings.

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