State Tax Comparison (2026)

State tax is not a single national formula

Seven states have no broad-based individual income tax; others use progressive brackets, flat rates, or odd deductions. Moving from California to Texas changes more than pride—you may drop double-digit marginal state rates on the same W-2. Comparing two states on identical income reveals the income-tax slice of relocation math, not the whole picture of property tax, sales tax, or insurance costs.

Select two states, enter wages, filing status, and deductions the tool accepts. See estimated 2026 state liability in each jurisdiction side by side. Pair with federal tools for total burden.

What moves the comparison

• Progressive vs flat rate structures
• Standard deductions and personal exemptions varying by state
• Taxation of Social Security or retirement income in some states
• Capital gains preferential rates or ordinary treatment at state level

How to use the calculator

Step 1 — Pick state A and state B

Current vs prospective residency, or two job offer locations.

Step 2 — Enter identical income assumptions

Wages, dividends, capital gains if supported—same numbers both sides.

Step 3 — Read delta and rank context

Use state tax ranking for broader leaderboard context.

Remote work caveat

Living in one state and working for employer in another may create multi-state filing. Compare static residency here; model workdays in multi-state tax calculator (day allocation without resident credits—verify credit rules separately).

Moving mid-year

Part-year resident returns split income by residency period—moving states tax calculator.

Job offers

Combine state delta with federal and benefits in job offer comparison calculator.

SALT and federal itemizers

Higher state tax hurts less federally when itemizing SALT up to $10,000 cap—federal calculator may indirectly shift after move.

Worked example sketch

$150,000 wages married filing jointly: State A progressive top 9% might produce ~$9,000 liability; no-tax State B $0 income tax on wages—$9,000 annual difference before locals and property tax.

Common mistakes

• Assuming no-tax state means no tax on remote work sourced elsewhere
• Ignoring local city wage taxes (NYC, Philadelphia, etc.)
• Comparing gross without state-specific deductions

Related tools

Ranking: state tax ranking. Multi-state: multi-state tax calculator. Federal: federal income tax calculator.

Non-wage income differences

States tax Social Security, pensions, and military retirement differently—comparison on wages alone misleads retirees. Capital gains may be exempt in some states (Washington no income tax but capital gains tax on high earners historically legislated—verify current law). Remote worker nexus can tax wages in employer state despite low home state rate.

Remote work nexus snapshot

Convenience of employer rule states (NY, NJ, PA examples) tax remote days for home-state workers when remote not for employer convenience—comparison of residence rates alone understates liability.

Military spouses may qualify for residency relief under MSRRA—comparison tools assume civilian default unless you adjust manually.

Part-year resident scenarios need moving states calculator not static full-year comparison when move mid-year.

Reading your results for state tax comparison

The interactive panel above shows a transparent calculation trace in cents—use it to sanity-check inputs before you rely on any number for decisions. Tax software at filing time may differ when every credit, limitation, and state conformity rule is applied in full. Treat output here as structured planning math aligned to 2026 federal reference data where noted, not as e-file output or professional advice.

When your situation includes items this specialized tool simplifies—multiple entities, prior-year carryforwards, treaty elections, or state nonconformity—layer those facts manually or with a preparer. The goal is to narrow uncertainty enough to ask better questions, not to eliminate the need for review when dollars are material.

Recordkeeping that survives scrutiny

Keep source documents (forms, statements, logs, confirmations) that support every input you typed. IRS and state audits often start from third-party reporting; your job is to reconcile 1099s, K-1s, and broker exports to the story you file. Digital backups with dates beat reconstructed spreadsheets created after an notice arrives.

For state tax comparison, retain worksheets year to year when carryforwards exist—loss carryovers, credit carryforwards, passive loss suspensions, and basis schedules die silently if you change preparers and lose history.

Related tools on this site

Ranking: state tax ranking. Multi-state: multi-state tax calculator.

2026 federal brackets and payroll context

Ordinary income tax brackets and standard deductions for 2026 follow IRS Rev. Proc. 2025-32 ($16,100 single / $32,200 joint standard deduction; seven marginal rates from 10% to 37%). Social Security tax applies at 6.2% on wages up to the $184,500 wage base; Medicare continues at 1.45% with Additional Medicare Tax above threshold wages. These layers stack independently from specialized rules modeled in this state tax comparison tool—run the federal income tax calculator when you need the full return picture.

Quarterly estimated tax may be required when withholding does not cover liability—see the quarterly estimated tax calculator. Year-end refund or balance due comparisons belong in the tax refund estimator once withholding and payments are known.

Before filing season

Reconcile this state tax comparison estimate against draft Form 1040 lines and attached schedules your software produces. Look for mismatches in basis, carryforwards, and state add-backs—the first pass with a specialized calculator often misses secondary limits that full return software catches. Update inputs when you receive final 1099s, K-1s, and corrected broker statements; January revisions are normal.

If results imply large balance due, adjust withholding or estimated payments before December 31 when possible—penalties accrue on underpayment even when you file timely in April. If results imply large refund, you may be over-withholding or overpaying estimates; tune W-4 or voucher amounts for better cash flow without chasing refunds as a savings strategy.

State returns often piggyback federal logic but diverge on conformity items. Re-run state tools when federal inputs change materially so you do not pay state estimates based on federal-only planning from this state tax comparison page.

Sources and methodology

State rate tables maintained per state revenue sources; federal context Rev. Proc. 2025-32. Educational relocation planning.