Tools · State Income Tax
Delaware Income Tax Calculator (2026)
Estimate your Delaware state income tax for 2026. Enter your taxable income and filing status to see what Delaware taxes and your effective state rate, broken out line by line.
Delaware state income tax calculator
- Taxable income entered
- $75,000
- Delaware standard deduction
- −$3,250
- Income taxed by Delaware
- $71,750
- Delaware income tax
- $3,719
Delaware has graduated brackets from 2.2% to 6.6%, with the top rate applying above $60,000. The first $2,000 of taxable income is untaxed. Delaware uses the same bracket thresholds for single and married filers. A $110 per-person personal credit applies (not a bracket adjustment).
State figures: Delaware Division of Revenue.
Estimate for 2026 state income tax only, based on annual tax brackets — it excludes federal income tax, Social Security and Medicare, local taxes, and any credits. This is general information, not tax advice.
How Delaware income tax is figured
Delaware runs graduated brackets: higher slices of income are taxed at higher rates. Delaware has graduated brackets from 2.2% to 6.6%, with the top rate applying above $60,000. The first $2,000 of taxable income is untaxed. Delaware uses the same bracket thresholds for single and married filers. A $110 per-person personal credit applies (not a bracket adjustment).
This estimate covers state income tax only. It does not include federal income tax, Social Security and Medicare, or tax credits. It is an annual-bracket estimate, not your final return. This is general information, not tax advice.
Income tax calculators for other states
Same 2026 engine, each with its own state rules.