Direct answer: In 2026 you can compare taxes three ways — across any two states, across filing statuses (single vs married), and standard vs itemized deductions. The 2026 standard deduction is $16,100 single / $24,150 head-of-household / $32,200 married filing jointly (permanent under OBBBA 2025), and nine states levy no broad-based individual income tax. Precise state-by-state rates are in our State Income Tax Rates 2026 reference.

Source: IRS Rev. Proc. 2025-32 (standard deduction); Tax Foundation 2026 (state rates). Retrieved 2026-08-11.

Frequently asked questions

What can I compare with these tools?
Three side-by-side tools: State vs State (marginal and effective income tax across any two of 50 states + D.C.), Single vs Married (how filing status shifts your bracket and deductions at the same income), and Standard vs Itemized (whether itemizing beats the 2026 standard deduction for your facts).
Which states have the lowest and highest income tax in 2026?
Nine states levy no broad-based individual income tax: Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, and Wyoming. The highest top marginal rates are concentrated in California, Hawaii, New Jersey, New York, and Minnesota (roughly 9–14% depending on the state). See the full 2026 table in our State Income Tax Rates 2026 reference.
Is it better to file single or married in 2026?
At the same combined income, married filing jointly usually wins because the brackets are roughly double the single brackets, but a "marriage penalty" can appear near certain phaseouts. Use the Single vs Married tool with your actual numbers rather than assuming.
Should I take the standard deduction or itemize in 2026?
The 2026 standard deduction is $16,100 (single), $24,150 (head of household), and $32,200 (married filing jointly), made permanent and indexed by OBBBA 2025. Itemize only if your qualified deductions (e.g., mortgage interest, SALT up to the $40,400 cap, charity) exceed that amount.

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