Home and mortgage
Kauai County, HI Property Tax Calculator
Kauai County homeowners pay a median $1,866 a year in property tax, 0.21% of a median $873,200 home: below Hawaii's 0.27% and the national 0.94%.
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Property tax in Kauai County by home value, at 0.21%
| Home value | A year | A month |
|---|---|---|
| $440,000 | $942 | $78 |
| $650,000 | $1,391 | $116 |
| $870,000 | $1,862 | $155 |
| $1,310,000 | $2,803 | $234 |
| $1,750,000 | $3,745 | $312 |
Kauai County against Hawaii and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| Kauai County | 0.21% | $1,866 | $873,200 | $97,668 |
| Hawaii | 0.27% | $2,239 | $839,100 | $100,389 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in Kauai County, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
Questions people ask
What is the property tax rate in Kauai County?
The effective rate is 0.21%: a median $1,866 a year on a median $873,200 home. That's the 3rd highest of the 4 Hawaii counties we cover.
How much is property tax on a $400,000 house in Kauai County?
About $856 a year, $71 a month, at the county's effective rate, before any exemption.
How does Kauai County compare with the rest of Hawaii?
Its rate is below the state's 0.27%. Across Hawaii, covered counties range from 0.16% to 0.28%.
How do I lower my Kauai County property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
Other Hawaii counties
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Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.