Alabama Take-Home Pay Calculator
Estimate your Alabama paycheck using AL's 2025 state tax brackets — with the unusual ability to deduct your federal tax bill — plus federal income tax and FICA.
What comes out of an Alabama paycheck
Alabama's three brackets are so narrow — capping out at just $3,000 of taxable income for single filers — that most workers effectively pay close to the top 5% rate on the bulk of their earnings, similar to Missouri's compressed structure. But Alabama has a genuinely unusual feature: it's one of only three states that lets taxpayers deduct their federal income tax liability from Alabama taxable income, which meaningfully lowers the effective state rate below what the bracket percentages alone suggest.
AL-taxable income: $80,000 − $4,000 pre-tax − $8,334 federal tax deduction − $3,000 standard deduction = $64,666. AL tax on $64,666 (2%/4%/5% brackets) ≈ $3,193.
Federal tax ≈ $8,334 · AL state tax ≈ $3,193 · Social Security $4,960 · Medicare $1,160.
Annual take-home ≈ $58,353 → about $2,244 per biweekly paycheck (72.9% of gross).
Alabama 2025 tax brackets (single filers)
| Taxable income | Rate |
|---|---|
| $0 – $500 | 2% |
| $500 – $3,000 | 4% |
| Over $3,000 | 5% |
Married-filing-jointly thresholds double: 2% up to $1,000, 4% up to $6,000, 5% above that. The standard deduction (up to $3,000 single / $8,500 MFJ) phases down at higher Alabama adjusted gross income rather than staying fixed.
The federal tax deduction — Alabama's genuine outlier feature
Most states either ignore federal tax entirely when calculating state taxable income, or (rarely) add it back. Alabama does the opposite: it subtracts your federal tax liability from your Alabama taxable income before applying its own brackets. Combined with Alabama's full exemption of Social Security benefits, this makes Alabama's effective tax burden noticeably lower in practice than its bracket structure suggests on its own — a detail many generic paycheck calculators miss entirely.
Common mistakes when estimating Alabama take-home pay
- Forgetting the federal tax deduction. Skipping this step overstates Alabama tax owed — it's a genuinely unusual feature most states don't have.
- Treating the standard deduction as fixed. It phases down at higher Alabama AGI rather than staying constant.
- Assuming Social Security is taxed. Alabama fully exempts it regardless of other income.
Frequently asked questions
What are Alabama's state income tax rates?
Three brackets for 2025: 2%, 4%, and 5%, capping out at just $3,000 (single) / $6,000 (MFJ) of taxable income.
Can Alabama residents deduct their federal income tax?
Yes — Alabama is one of only three states that lets taxpayers deduct federal tax liability from state taxable income.
Does Alabama tax Social Security benefits?
No — Social Security is fully exempt from Alabama state income tax at any income level.
Does Alabama have local city income tax?
A few municipalities, including Birmingham, levy a small local occupational tax around 1% — this calculator shows state tax only.
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Note: Simplified estimate using 2025 state and federal figures; treats the standard deduction as fixed and excludes credits and local occupational tax. Not tax advice. Figures: 2025 Alabama and federal tax year. Last reviewed: September 2026.