Hawaii State Tax Calculator (2026)

How Hawaii taxes income

Hawaii charges 1.4% to 11%. State tax is a separate calculation from your federal return rather than a share of it — Hawaii sets its own schedule and its own definition of taxable income.

• Top marginal rate: 11%, reached at $325,000 for a single filer
• Brackets: 12 graduated bands, starting at 1.4%
• Standard deduction: $4,400 single / $8,800 joint
• Personal exemption: $1,144 single, $2,288 joint, $1,144 per dependent (not applied here)

Rate figures are as of January 1, 2026 and come from the published Tax Foundation compilation; they have not been independently checked against Hawaii Department of Taxation. States do change rates mid-year, so confirm a figure there before relying on it.

What catches people out in Hawaii

• Hawaii has 12 brackets for a single filer, running from 1.4% on the first dollar up to 11% above $325,000.
• Hawaii doubles every bracket floor for joint filers, so a married couple is taxed the same as two single filers on the same combined income and the schedule carries no marriage penalty.
• The Hawaii standard deduction is $4,400 for a single filer and $8,800 for a couple filing jointly. It is a separate figure from the federal standard deduction and usually much smaller, so itemising is a decision you make once federally and again for the state.
• Hawaii has 12 brackets, more than any other state. A non-corporate taxpayer operating in more than one state may instead elect to pay 0.5% of annual gross sales where its only Hawaii activity is sales, it owns and rents no Hawaii property, and Hawaii sales do not exceed $100,000 (footnote t, Haw. Rev. Stat. section 235-51).

What this estimate leaves out

Three things are deliberately outside this calculation, because they change more often than annually and a confident wrong number does real damage on a tax page.

• The personal exemption — $1,144 single, $2,288 joint, $1,144 per dependent — is not applied, so the figure runs slightly high.
• Local and city income tax is not included. New York City is the significant one nationally.
• State-specific credits, subtractions and income addbacks are out of scope and can move the result either way.

If you have income in India, Hawaii is where treaty relief runs out

States are not parties to the India-US tax treaty, and a state credit for "taxes paid to other jurisdictions" almost always means other US states rather than other countries.

So NRO interest, Indian rental income or a gain on Indian shares can be taxed by Hawaii with no credit for the Indian tax deducted at source — even though Form 1116 largely neutralises that same tax federally.

The treatment is not uniform across states, so treat this as the general position rather than as Hawaii's confirmed one, and check the credit rules with Hawaii Department of Taxation before relying on relief.

Sources

• Tax Foundation — 2026 State Income Tax Rates and Brackets
• Hawaii Department of Taxation — the authority for Hawaii