Arizona and Florida are both popular Sun Belt retirement destinations, but their tax treatment of retirement income differs meaningfully. Arizona levies a flat 2.5% state income tax on most retirement income โ€” one of the lowest rates in the country. Social Security is fully exempt in Arizona, and military pensions are also exempt. Florida has zero state income tax of any kind: Social Security, pensions, 401(k) withdrawals, and IRA distributions are all untaxed. At $100,000 in retirement income (excluding Social Security), an Arizona retiree pays approximately $2,500 in state tax annually while a Florida retiree pays nothing. Over a 20-year retirement, that gap compounds to roughly $50,000. Arizona's advantage over higher-tax states is real โ€” it is among the most retiree-friendly states in the West. But Florida's complete absence of income tax makes it the clear winner on this metric. The comparison becomes closer when you factor in Arizona's lower property insurance costs (no hurricane risk), more moderate summer heat in cities like Sedona and Flagstaff, and lower cost of living in interior areas. Florida's property insurance crisis โ€” averaging $4,000โ€“$8,000 per year in many coastal counties โ€” meaningfully offsets the income tax advantage for homeowners.

By Daniel

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

๐ŸŒต Arizona

2.5% flat

Low Tax, SS Exempt

2.5% flat rate on all income; Social Security fully exempt

๐ŸŒด Florida

0%

No Income Tax

Zero state income tax; no tax on Social Security, pensions, or retirement accounts

Typical Annual Savings

At $100,000 income:

$2,500

Florida saves $2,500/year vs Arizona at $100K retirement income (excluding Social Security). Arizona's 2.5% flat rate applies to pension and IRA/401(k) withdrawals. Social Security is exempt in both states.

Tax Savings by Income Level

IncomeAZ TaxFL TaxSavings10-Year
$50,000 retirement $1,250$0FL saves $1,250/yr$12,500
$75,000 retirement $1,875$0FL saves $1,875/yr$18,750
$100,000 retirement $2,500$0FL saves $2,500/yr$25,000
$150,000 retirement $3,750$0FL saves $3,750/yr$37,500
$250,000 retirement $6,250$0FL saves $6,250/yr$62,500
๐Ÿ’ก

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Arizona Pros and Cons

โœ… Pros

  • 2.5% flat rate โ€” one of the lowest state income taxes in the US
  • Social Security fully exempt from state income tax
  • Military pensions fully exempt from state income tax
  • Lower property insurance costs than coastal Florida (no hurricane risk)
  • No estate or inheritance tax
  • Desert cities like Scottsdale have world-class healthcare facilities

โŒ Cons

  • 2.5% flat tax on pension and IRA/401(k) withdrawals โ€” Florida has zero
  • Extreme summer heat in Phoenix metro (average July high: 106ยฐF)
  • No state-level homestead exemption as generous as Florida's
  • Retirees in Arizona pay state tax on RMDs; Florida retirees do not

Florida Pros and Cons

โœ… Pros

  • Zero state income tax on all retirement income sources
  • No tax on pensions, 401(k), IRA, or RMD withdrawals
  • No estate or inheritance tax โ€” significant for wealth transfer
  • Homestead exemption up to $50,000 reduces property tax burden
  • Year-round warm climate popular with retirees
  • No additional tax on investment income or capital gains at state level

โŒ Cons

  • Property insurance crisis: average $4,000โ€“$8,000/year for homeowners, higher in coastal areas
  • Hurricane risk requires additional preparations and costs
  • High summer heat and humidity in most of the state
  • Property taxes vary significantly: 0.8% (Miami-Dade) to over 1.0% in other counties

Frequently Asked Questions

Q: Is Social Security taxed in Arizona?

No. Social Security benefits are fully exempt from Arizona state income tax. This applies regardless of your total income level. If your retirement income consists primarily of Social Security, the difference between Arizona and Florida is minimal on state taxes โ€” both are effectively zero on that income. The 2.5% Arizona rate applies to pension income, 401(k) and IRA withdrawals, and other taxable retirement distributions.

Q: How does Arizona's 2.5% flat tax compare to other retirement destinations?

Arizona's 2.5% flat rate (introduced in 2023) makes it one of the most competitive states for retirees in the western US. For comparison: California taxes retirement income up to 13.3%, Oregon up to 9.9%, Colorado at 4.4%, and Nevada/Texas/Florida at 0%. Arizona sits in a middle ground โ€” significantly better than the high-tax western states, but Florida, Nevada, and Texas still win on income tax alone.

Q: What retirement income is exempt in Arizona vs Florida?

In Arizona: Social Security is fully exempt; military pensions are fully exempt; government pensions may have a small deduction. All other retirement income (private pensions, 401(k), IRA withdrawals, RMDs) is taxed at 2.5%. In Florida: everything is exempt โ€” there is no state income tax of any kind. Pensions, Social Security, 401(k), IRA, RMDs, annuities, and investment income all face zero Florida state tax.

Q: Do both Arizona and Florida have estate taxes?

Neither Arizona nor Florida imposes a state estate tax or inheritance tax. Both states follow the federal estate tax exemption ($13.61 million per person in 2024). This makes both states highly favorable for wealth transfer compared to states like Massachusetts or Oregon that have estate taxes starting at $1โ€“2 million. For high-net-worth retirees concerned about estate planning, both states are equal on this point.

Q: How do property taxes compare for retirees in Arizona vs Florida?

Arizona's average effective property tax rate is approximately 0.6%, one of the lowest in the US. The state offers a Senior Property Valuation Protection (freeze program) for homeowners 65+ with income under $43,872. Florida's average effective rate is about 0.86%, but Florida offers a Homestead Exemption of up to $50,000 on primary residences, reducing taxable value. Both states are reasonable on property taxes, but Arizona edges out Florida on effective rates.

Q: Which state is better for retirees: Arizona or Florida?

Florida wins purely on state income tax (0% vs 2.5%). However, Arizona is competitive on overall retirement costs: lower property insurance (no hurricanes), slightly lower property tax rates, and more affordable inland living. Retirees prioritizing tax minimisation choose Florida. Retirees who want lower housing/insurance costs, drier climate, and more outdoor activities may prefer Arizona โ€” the 2.5% tax difference amounts to $2,500/year on $100K of non-SS income, which may be offset by $3,000โ€“$5,000 in annual insurance savings.

Q: Are Required Minimum Distributions (RMDs) taxed in Arizona?

Yes. RMDs from traditional IRAs and 401(k)s count as ordinary income in Arizona and are subject to the 2.5% flat state tax. In Florida, RMDs are not subject to any state income tax. If you have substantial IRA assets, this difference matters โ€” for example, a $60,000 annual RMD would cost $1,500/year in Arizona state tax vs $0 in Florida.

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