2026 Retirement Tax Brackets: A Strategic Outline

Ordinary Income Tax Brackets (2026)

  • The federal income tax maintains seven rates, with brackets adjusted upward for inflation.
  • 10% Rate: Covers income up to $12,400 (Single) or $24,800 (Married Filing Jointly).
  • 12% Rate: Covers income up to $50,400 (Single) or $100,800 (Married Filing Jointly).
  • 22% Rate: Covers income up to $105,700 (Single) or $211,400 (Married Filing Jointly).
  • 24% Rate: Covers income up to $201,775 (Single) or $403,550 (Married Filing Jointly).

The 2026 Senior Deduction “Stack”

  • Standard Deduction: Base amounts are $16,100 (Single) and $32,200 (Married Filing Jointly).
  • Age 65+ Additional Deduction: Seniors receive an extra $2,050 (Single) or $1,650 (per spouse for Married Filing Jointly).
  • New OBBB Senior Deduction: A new $6,000 per person deduction is available for those 65+, phasing out for incomes over $75,000 (Single) or $150,000 (Joint).
  • Total Tax-Free Threshold: A married couple over 65 can potentially shield up to $47,500 of income from federal taxes before even entering the 10% bracket.

Capital Gains and Investment Taxes

  • 0% Rate: Long-term capital gains are not taxed if your total taxable income is below $49,450 (Single) or $98,900 (Married Filing Jointly).
  • 15% Rate: Applies to income above the 0% threshold up to $545,500 (Single) or $613,700 (Joint).
  • Net Investment Income Tax (NIIT): An additional 3.8% surtax applies if your Modified Adjusted Gross Income (MAGI) exceeds $200,000 (Single) or $250,000 (Joint).

Medicare IRMAA Surcharges (2026)

  • These “shadow taxes” are triggered if your 2024 MAGI exceeds specific “cliffs,” increasing your Part B and Part D premiums.
  • Tier 1 (No Surcharge): MAGI up to $109,000 (Single) or $218,000 (Joint).
  • Tier 2: MAGI up to $137,000 (Single) or $274,000 (Joint) adds $81.20/month to Part B.
  • Tier 3: MAGI up to $171,000 (Single) or $342,000 (Joint) adds $202.90/month to Part B.
  • Top Tier: MAGI over $500,000 (Single) or $750,000 (Joint) adds $487.00/month to Part B.

Source: Internal Revenue Service, Revenue Procedure 2025-32; Social Security Administration 2026 COLA Fact Sheet; Kiplinger, “Medicare Premiums 2026.”