Calculopa

Tax year 2026 · all 50 states + D.C.

Money math that shows its sources.

Paycheck, mortgage, and tax calculators built for your state, using this year's IRS and state revenue department figures. Every page lists where each number came from and when we last checked it.

Paycheck calculatorMortgage calculator

Start with your state

Opens your state's paycheck calculator with 2026 state tax, payroll deductions, and local taxes.

Calculators

Why trust these numbers

Primary sources, cited on every page
IRS revenue procedures, state revenue departments, the Social Security Administration, Freddie Mac, and the Census Bureau, each with the date we retrieved it.
Built for 2026, including mid-year changes
Georgia, South Carolina, West Virginia, Arkansas, and Utah all cut income taxes retroactively in their 2026 sessions. Those changes are in.
Nothing you type leaves your browser
All calculations run locally. We have no accounts, no forms, and no database of salaries or home prices.
Tested math
Every calculator is checked against published worked examples before a change can go live. Read the methodology.

Browse by state

Each state page collects its paycheck, mortgage, and sales tax calculators along with 2026 tax facts.