2026 tax year · Hawaii
Marketplace seller taxes in Hawaii
Etsy, eBay, Shopify and the rest report your gross and withhold nothing. The gap between that and what you are taxed on is your costs, in Hawaii that gap is worth $7,809 in tax.
Take a driver who grossed $45,000 over 18,000 business miles. After mileage at 74.3 cents and the rest of the stack, worked through on the marketplace seller page $26,775 comes off and $18,225 is left as taxable profit. That profit is what Hawaii and the IRS charge against.
What that leaves you owing in Hawaii
Hawaii uses graduated 2026 income tax brackets topping out at 11%, across 12 brackets, on top of federal income tax and self-employment tax.
| Self-employment tax | $2,575 |
| Federal income tax | $67 |
| Hawaii income tax | $854 |
| Total tax | $3,496 |
| Effective rate on gross | 7.8% |
Earning more in Hawaii
A single filer taking the standard deduction, this work as the only income, the calculator above handles the other filing statuses. Miles rise with earnings, so the deduction rises too, and the effective rate on gross climbs more slowly than it would for someone whose income grew without expenses attached:
| Volume | Gross | Mileage off | Taxable profit | Hawaii tax | Total tax | Rate on gross |
|---|---|---|---|---|---|---|
| Part-time | $15,000 | $0 | $15,000 | $652 | $2,772 | 18.5% |
| Steady side income | $45,000 | $0 | $45,000 | $2,725 | $11,305 | 25.1% |
| Full-time | $72,000 | $0 | $72,000 | $4,774 | $19,577 | 27.2% |
Hawaii specifics that change the number
Hawaii runs a state disability insurance program: varies. Hawaii TDI mandatory for employees.
Selling into and out of Hawaii
Income tax follows you: Hawaii taxes your profit wherever the buyer was. Sales tax does not. Marketplace facilitator laws make the platform collect and remit sales tax on your behalf in most states, which is why a seller can have customers in all fifty and still file only one income tax return. Selling off-platform is where that stops being true.
On $18,225 of profit, what the states around Hawaii would charge:
| State | Its tax | vs Hawaii |
|---|---|---|
| Texas | No income tax | −$942 |
| Florida | No income tax | −$942 |
| California | $156 | −$785 |
| New York | $734 | −$207 |
- Texas has no income tax at all, so the same work done there costs $942 less in state tax than it does in Hawaii.
- Florida has no income tax at all, so the same work done there costs $942 less in state tax than it does in Hawaii.
- California would take $785 less, $156 against Hawaii's $942.
- New York would take $207 less, $734 against Hawaii's $942.
Marketplace seller tax questions in Hawaii
How much should a Hawaii seller set aside?
About 7.8% of gross on the $45,000 example, $3,496 across self-employment tax, federal income tax and $854 to Hawaii. In practice that means moving about $78 of every $1,000 payout into a separate account the day it lands, and sending roughly $874 to the IRS each quarter, no platform withholds any of this for you. Set aside from each payout rather than finding it in April.
Does the $45,000 on my 1099-NEC match what Hawaii taxes?
No. Hawaii taxes profit, not gross. After $26,775 of deductions the taxable figure is $18,225, so the Hawaii bill is $854 rather than what gross alone would suggest. The form reports what the platform paid out, it knows nothing about your costs, and no one subtracts them for you. On this example 60% of the gross never becomes taxable income, but only for the seller who kept the records to prove it.