Tax Bracket Optimizer 2026 — Free Marginal Rate & Deduction Calculator

Keep More of Every Raise

Tax Bracket Optimizer

See exactly where you land in the 2026 tax brackets — and how much of your income you could legally shield with retirement and health contributions before December 31.

Filing status

Expected gross income this year ($)

Your age group

401(k)/403(b) you'll contribute this year ($)

Traditional IRA contribution ($)

HSA eligible? (high-deductible health plan)

HSA contribution so far ($)

Marginal bracket — what your next dollar is taxed at

Effective rate — what you actually pay overall

Projected 2026 federal income tax

Deductible income until the next bracket

$0 taxable

Build My Bracket Strategy

Educational estimate — 2026 federal brackets and standard deduction (Rev. Proc. 2025-32) and 2026 IRS contribution limits (401(k) $24,500; IRA $7,500; HSA $4,400 self / $8,750 family; plus catch-ups). Assumes W-2 income, the standard deduction, and full IRA deductibility — workplace-plan coverage can limit the IRA deduction, and employer HSA contributions count against your limit. Timing income, harvesting losses, and bunching deductions are preparer work — that's the free consultation.