Tax Bracket for Delaware (2026)
Last updated: January 15, 2026
Delaware (DE) Key Facts
Tax Structure
Progressive (7 brackets)
Top Marginal Rate
6.6%
Number of Brackets
7
Tax Year
2,026
How This Calculator Works in Delaware
This calculator shows which Delaware tax bracket your income falls into. Enter your income and filing status to see marginal and effective rates.
Delaware Overview
Delaware uses a progressive income tax system with 7 brackets ranging from 2.2% to 6.6%. Higher portions of your income are taxed at higher rates, so your effective rate is always lower than your top marginal bracket.
How Delaware Compares
Delaware's top rate of 6.6% compares to Maryland at 5.75% and Pennsylvania at 3.07%. Comparing effective rates is more meaningful than top rates alone.
| State | Top Rate | Notes |
|---|---|---|
| Maryland | 5.75% | Maryland has an income tax rate of 5.75%. |
| Pennsylvania | 3.07% | Pennsylvania has an income tax rate of 3.07%. |
| New Jersey | 10.75% | New Jersey has an income tax rate of 10.75%. |
Delaware's income tax rate of 6.6% compares to a national average of approximately 5.04%. This is above the national average.
Tips for Delaware Residents
- 1Delaware has a progressive income tax with 7 brackets ranging from 2.2% to 6.6%.
- 2Your marginal rate (the rate on your last dollar) is often higher than your effective rate (total tax / total income).
- 3Moving into a higher bracket only taxes the additional income at the higher rate, not your entire income.
- 4Pre-tax 401(k) and IRA contributions can keep you in a lower Delaware bracket by reducing taxable income.
- 5Compare your effective rate rather than marginal rate when evaluating Delaware's tax impact on your finances.