Hawaii Earned Income Tax Credit Calculator
Figure basis: Official Hawaii Department of TaxationThe Hawaii earned income tax credit (EITC) is a state credit for working people with low to moderate income, set as 40% of your federal EITC. This calculator estimates your federal EITC from your earned income, filing status, and number of qualifying children using the IRS 2026 tables, then applies the Hawaii rule to give your state credit. The Hawaii credit is refundable. Enter your details to see both your estimated federal EITC and your Hawaii credit. Figures are an estimate: the IRS computes the federal credit from $50 income bands, so your exact credit may differ by a few dollars. The state percentage is sourced from Hawaii Department of Taxation and verified for 2026.
A single filer in Hawaii with 2 children earning $25,000 has an estimated federal EITC of $7,082.23 and a Hawaii credit of $2,832.89 (40% of the federal credit).
How the Hawaii EITC works
The Hawaii credit is built on the federal EITC. First the federal credit is found from your earned income, filing status, and qualifying children (it phases in, plateaus at a maximum, then phases out as income rises). Then Hawaii applies 40% of your federal EITC. The Hawaii credit is refundable, so if it is larger than the state tax you owe, you receive the difference as a refund.
federal EITC = phase-in, plateau, then phase-out per the IRS 2026 tables
Hawaii EITC = federal EITC x Hawaii percentage
Hawaii's refundable 40% credit helps offset the highest cost of living
Hawaii applies 40% of your federal EITC, and the credit is refundable, which is the detail that carries the most weight in a state with the nation's highest cost of living. Refundable means that if 40% of your federal credit is larger than the Hawaii income tax you owe, the balance is paid to you rather than simply erased. For a working family on a tight budget, that is the difference between a smaller tax bill and money actually back in hand.
The 40% rate puts Hawaii among the more generous state matches, well above the 10% to 20% credits several other states offer. The calculation is a straightforward two-step: your federal EITC is computed from earned income, filing status, and number of qualifying children, then Hawaii multiplies it by 0.40. Because the state amount rides entirely on the federal figure, the same phase-in and phase-out curve applies, so your credit rises with early earnings, plateaus, then tapers as income climbs.
One practical point for Hawaii filers: the state EITC works alongside Hawaii's separate refundable food and excise tax credit, which also targets lower-income households, so it is worth checking both when you file rather than treating the EITC in isolation. Enter your details above to see your estimated federal EITC and the 40% Hawaii amount.
Hawaii EITC: frequently asked questions
How much is the Hawaii earned income tax credit?
The Hawaii EITC is 40% of your federal EITC. For example, a single filer with 2 children earning $25,000 has an estimated federal EITC of $7,082.23 and a Hawaii credit of about $2,832.89. Enter your own details above for your figure.
Is the Hawaii EITC refundable?
The Hawaii credit is refundable, so if it is larger than the state tax you owe, you receive the difference as a refund.
Do I qualify for the Hawaii earned income credit?
Generally, if you qualify for the federal EITC you also qualify for the Hawaii credit, which is based on it. You need earned income, a valid Social Security number, and investment income under the federal limit ($12,200 for 2026).
How is the Hawaii EITC calculated?
First your federal EITC is computed from your earned income, filing status, and number of qualifying children using the IRS 2026 tables. Then Hawaii applies 40% of your federal EITC. This calculator does both steps for you.
Official sources
- Hawaii EITC percentage and refundability: Hawaii Department of Taxation, as at Jul 15, 2026.
- Federal EITC 2026 parameters: IRS Rev. Proc. 2025-32, Internal Revenue Service.
Reviewed by the CalculatorHub team, edited by James Graham, 15 July 2026. See our methodology. General information, not tax advice; your exact credit is set on your tax return.