Hawaii County Property Taxes: What Big Island Owners Actually Need to Know

Yes, it's true. Hawaii has the lowest effective property tax rate in the country. At 0.29% of assessed value, it is not even close. New Jersey sits at 1.88%. Illinois at 1.88%. Texas at 1.40%. California, which many of our Kona buyers come from, is 0.70%. More than double Hawaii's rate.

But here is what that headline number does not tell you: your actual tax bill depends almost entirely on how your property is classified, whether you have claimed the exemptions you are entitled to, and whether your assessed value is accurate. Get those three things right and Hawaii's low rates become a genuine advantage. Get them wrong and you can easily pay two or three times what you should.

I have been selling property on the Kona and Kohala coast with Brenda Kuessner for several years now, and before that I spent 35 years as a real estate attorney. I have reviewed a lot of tax bills. I have also sat with a lot of buyers who did not fully understand the Hawaii County system before they purchased, and discovered later that their carrying costs were higher than expected. This post is my attempt to fix that, for anyone who already owns here and for anyone considering a purchase.

Key Takeaways

• Hawaii has the lowest effective property tax rate in the country at 0.29%, but your actual bill depends on classification, exemptions, and assessed value.
• The homeowner rate of $5.95 per $1,000 is less than half the standard residential rate of $11.10, so qualifying for it matters enormously.
• Non-residents and second-home owners pay the full residential rate with no exemptions applied, which changes the math significantly.
• Short-term rental activity, including simply advertising a property for short-term rent, can trigger reclassification to a higher rate.
• The appeal process is more accessible than most people assume, and the Real Property Tax Office is genuinely willing to work with you.

The Number That Gets the Headlines

The 0.29% effective rate figure comes from the Tax Foundation using 2024 data from the U.S. Census Bureau American Community Survey. It represents median property taxes paid divided by median home value across the state, and it is the lowest in the country by a meaningful margin.

To put that in context that actually means something: a $400,000 home in New Jersey generates roughly $8,920 in annual property taxes. The same home in Hawaii generates about $1,080.

The reason Hawaii's rate looks so low nationally is that the state relies more heavily on income tax and tourism revenue, which means it does not need to extract as much from real property. The result, for property owners who know how to work the system, is a genuinely favorable ownership environment.

The caveat is important though. Hawaii's home values are among the highest in the country. A Kona home assessed at $1,500,000 at the standard residential rate generates a very different tax bill than that national comparison suggests. The rate is low. The value is high. The outcome depends on which classification you land in.

How Hawaii County Sets Your Tax Bill

Hawaii has no statewide property tax. Each county sets its own rates, classifications, and exemptions. What you pay on the Big Island has nothing to do with what someone pays on Oahu or Maui. Hawaii County (the Big Island) controls all of it.

The formula is straightforward: take your assessed value, subtract any exemptions, divide by 1,000, and multiply by the rate assigned to your property's classification. The county reassesses values annually based on market conditions as of January 1. Assessment notices go out by March 15 each year.

Hawaii County Property Tax Rates: Fiscal Year 2025 to 2026
(per $1,000 of assessed value)

The homeowner rate at $5.95 per $1,000 is less than half the standard residential Tier 1 rate of $11.10. On a property assessed at $800,000, that difference is $4,120 per year. Every year. It is not a small number, and it is entirely determined by whether you live in the property as your primary residence and have filed the right paperwork.

The Homeowner Exemption: The Most Important Thing to File

The homeowner classification comes with two benefits stacked on each other: the lower rate of $5.95, and an exemption that reduces the assessed value your tax is calculated on.

To qualify, you must own and occupy the property as your primary residence for more than 200 days per year and file a Hawaii resident income tax return (Form N-11). The filing deadline is December 31 for the upcoming tax year.

Base Homeowner Exemption: $50,000 off assessed value for owners under 60.

Age-based exemptions stack on top of that and increase as you get older:

• Ages 60 to 64: $85,000
• Ages 65 to 69: $90,000
• Ages 70 to 74: $105,000
• Ages 75 to 79: $110,000
• Ages 80 and above: $125,000

There is also an additional 20% exemption of assessed value, capped at $100,000, that applies alongside the age-based amounts.

To make that concrete: a homeowner who is 75 years old and owns a property assessed at $800,000 is not taxed on $800,000. They are taxed on $690,000. At the homeowner rate of $5.95 per $1,000, that is an annual tax bill of approximately $4,106. The same property in the standard Tier 1 residential classification, with no exemptions, generates $8,880. The homeowner exemption, in this case, saves roughly $4,774 per year.

File once, and the exemption continues automatically as long as you remain qualified. You do not need to refile every year unless your situation changes.

What Non-Residents and Second-Home Owners Pay

This is where the conversation shifts significantly for a large portion of our client base on the Kona and Kohala coast.

If the property is not your primary residence, you do not qualify for the homeowner classification or the associated exemptions. You are in the standard residential classification, and you are taxed on the full assessed value at either $11.10 per $1,000 (under $2 million) or $13.60 per $1,000 (over $2 million).

On a $1,500,000 Kona property held as a second home or investment, the annual tax bill at the Tier 1 residential rate is $16,650. A primary resident with age-based exemptions on the same property might pay a fraction of that.

This is not a criticism of the system. Hawaii wants to incentivize primary residency, and the rate structure reflects that policy. But it is something every buyer of a second home or investment property on the Big Island should understand before they close. The carrying costs are meaningfully different from what you might pay on a comparable property in another state, particularly at the luxury end of the market.

The Short-Term Rental Classification Trap

This one has caught a number of property owners off guard in recent years and it is worth addressing directly.

If you are renting your property as a short-term vacation rental, even if you also occupy it part of the year, you are not in the homeowner classification. You are likely in the Hotel and Resort classification at $11.55 per $1,000, or the Apartment classification at $11.70, depending on how the property is structured and zoned.

What surprises people is how the county determines this. You do not need to be actively renting to trigger reclassification. Advertising a property for short-term rental on platforms like Airbnb or VRBO, even if you have not had any bookings, can be enough to cause the county to reclassify the property. The county monitors this.

If you are renting a room within your primary residence on a long-term basis (six months or more), you can generally retain the homeowner classification as long as it is within the main structure and not a separate unit. If you are renting a separate structure on the same parcel through the county's Affordable Rental Housing program, you may be able to maintain both classifications simultaneously.

The short-term rental landscape on the Big Island is a separate and complex topic. For anyone considering that use, understanding the property tax implications is part of the analysis that should happen before you purchase, not after.

Other Exemptions Worth Knowing

Disability Exemption
Blind, deaf, or totally disabled homeowners can add $50,000 to their existing exemption. This requires a doctor's certification or Social Security disability documentation filed on Forms 19-75 and 19-75A by December 31 or June 30.

Totally Disabled Veterans
Veterans with a 100% service-connected disability receive a full exemption from property taxes, except for the minimum tax. File Form 19-73 with physician certification.

Affordable Rental Housing
Landlords who rent at or below county-set thresholds qualify for the same $5.95 per $1,000 rate as homeowners. Rent caps run roughly $1,202 for a studio, $1,772 for a two-bedroom, and $2,793 for a four-bedroom. This requires an annual application with a valid lease and rent documentation, filed by December 31.

Renewable Energy Exemption
Qualifying solar and certain energy-efficient improvements can receive a separate exemption. Details on qualifying systems are at hawaiipropertytax.com.

Circuit Breaker Tax Credit
When property taxes exceed 2% of gross income, a tax credit is available. You must have held the homeowner exemption for at least five of the prior six years, with household income below approximately $126,000. Apply between August 1 and December 31.

Kuleana Land
Qualified kuleana land holders in Hawaii County pay a flat rate of $200. Eligibility requires direct descent from the person who originally received title to the land.

Agricultural Classifications: Major Changes Underway

The agricultural exemption landscape in Hawaii County has been significantly restructured and is worth a section of its own, particularly for anyone looking at larger parcels on the Big Island.

The old Non-Dedicated Agricultural program is being phased out and replaced with three new programs. A key change from 2023 is that homeowner and agricultural exemptions can now be combined, which was not previously possible.

The three new programs are:

Short-Term Dedicated (3-year commitment) requires verifiable agricultural activity: an accepted farm plan, NRCS plan, USDA organic certification, or a minimum of $10,000 in receipts for agricultural investments such as fencing, tree stock, or livestock.

Long-Term Dedicated (10-year commitment) assigns each agricultural category a per-acre value significantly below market value. The long-term program values land at 50% of the value assigned to the short-term program.

Community Food Sustainability Program sets assessed values at 30% of market value, though this may not benefit all properties equally. On the east side of the island, where dedicated use values can already approach or exceed market value, this program could actually increase tax liability. Worth checking carefully before applying.

Minimum size requirements apply across all programs: 0.25 acres for intensive or diversified agriculture, 1 acre for orchards, 5 acres for feed crops or fast-rotation forestry, and 10 acres for pasture or slow-rotation forestry.

One important disqualifier: short-term rentals on a parcel, whether hosted or not, disqualify it from agricultural dedication. If a property is doing double duty as a vacation rental and an agricultural use, the rental activity wins. And not in your favor.

Owners not previously in any agricultural program had to file by September 1, 2025. Owners currently in the phased-out non-dedicated program have until September 1, 2026 to apply for one of the new programs.

Key Deadlines to Keep on Your Calendar

• August 20: First-half property tax payment due
• February 20: Second-half property tax payment due
• December 31: Last day to file exemptions or update documents for the upcoming tax year
• April 9: Deadline to file a formal appeal with the Tax Board of Review (or 30 days from an amended notice)
• September 1, 2026: Deadline for owners in the phased-out ag program to apply for new agricultural classification

Late payments carry a 10% penalty plus interest charges. The August 20 and February 20 dates are not flexible.

All forms and the county's property search tool are at hawaiipropertytax.com.

What to Do If You Think Your Assessment Is Wrong

This is an area where I think a lot of property owners underestimate their options. The appeals process is accessible, the Real Property Tax Office is genuinely receptive, and in many cases a simple phone call resolves the issue without any formal process at all.

Step 1: Check Your Assessment Notice
The county mails notices annually on or before March 15, showing assessed value, land classification, and any exemptions granted. Read it. Check that the classification is correct, that your exemptions are reflected, and that the assessed value is in the range of what the property is worth in the current market.

Step 2: Contact the Tax Office First
Before filing any formal appeal, call or visit the office. In my experience, the Real Property Tax Department wants to work with you to resolve issues. Simple errors like wrong classification, a missing exemption, or data errors about the property itself can often be corrected at this stage quickly and at no cost.

Kona office: West Hawaii Civic Center, 74-5044 Ane Keohokalole Highway, Building D, 2nd Floor, Kailua-Kona. Hilo office: 101 Pauahi Street, Suite 4.

Step 3: File a Formal Appeal
If the informal conversation does not resolve it, file Form RP-19-91 (Taxpayer's Notice of Appeal) by April 9, including your Tax Map Key number. There is a non-refundable $50 filing fee per appeal payable to the Director of Finance. File a separate appeal for each assessment year or each general land class on a multiple-class property.

Valid grounds for appeal include: assessed value exceeding market value, inequity or error in assessment methods, denial of an exemption you qualify for, incorrect tax rate classification, and assessment methods that violate state law or county ordinance.

Step 4: The Board of Review Hearing
The Tax Board of Review is five community volunteers appointed by the Mayor and confirmed by the County Council. Hearings are informal. Come prepared with comparable sales data, an independent appraisal, or other market evidence. The Board renders its decision verbally at the hearing, with a written decision mailed by certified mail within a few weeks.

Step 5: Tax Appeal Court
If you disagree with the Board's decision, you have 30 days from the written decision to appeal to the Tax Appeal Court at (808) 539-4777. This level of appeal covers all questions of fact and law, including constitutional questions. For most assessment disputes, you will not need to get here.

Frequently Asked Questions

Do I need to reapply for my homeowner exemption every year?
No. Once filed and approved, the exemption continues automatically as long as your situation remains the same. You do need to notify the county if you stop occupying the property as your primary residence, change your use, or your age bracket changes in a way that affects your exemption amount. It is worth reviewing your annual assessment notice to confirm the exemption is correctly reflected.

What happens to my property taxes if I rent my home on Airbnb part of the year?
This is one of the most common questions we hear on the Kona coast. Short-term rental activity, including simply listing a property for rent, can trigger reclassification from the homeowner rate to the Hotel and Resort or Apartment classification. That rate change is significant. If you are considering short-term rentals on a property you also occupy, talk to the Real Property Tax Office about your specific situation before you start listing.

I am buying a Kona property as a second home. How do I estimate my annual taxes?
Take the county's assessed value for the property (available at hawaiipropertytax.com), divide by 1,000, and multiply by $11.10 if the value is under $2,000,000 or $13.60 if above. That gives you the annual tax for a non-owner-occupied residential property with no exemptions applied. This is not the same as the price you are paying, since the assessed value may differ from the purchase price, but it gives you a working number to plan around.

Can I appeal if the county reassesses my property significantly higher after a sale?
Yes. A sale at a certain price does not automatically mean the assessed value will jump to match it, but if it does and you believe the assessed value exceeds current market value, that is a valid ground for appeal. The window is April 9 of the applicable tax year, or 30 days from an amended notice. Having purchase comps and a recent appraisal helps considerably.

What is the difference between the homeowner rate and the residential rate?
The homeowner rate ($5.95 per $1,000) applies to primary residences where the owner has filed for and been approved for the homeowner exemption. The residential Tier 1 rate ($11.10 per $1,000) applies to non-owner-occupied properties, second homes, and investment properties valued under $2 million. Tier 2 ($13.60 per $1,000) applies above that threshold. The homeowner rate is less than half the standard residential rate, which is why filing for the exemption matters so much.

The Bottom Line

Hawaii County property taxes are genuinely favorable by national standards, but only if you are in the right classification and claiming the exemptions you qualify for. The difference between getting this right and getting it wrong can be several thousand dollars a year, every year, for as long as you own the property.

For buyers coming from California, Texas, or the Northeast, the numbers will still likely look good even in the non-resident classification. For buyers planning to make the Big Island their full-time home, the homeowner exemption and age-based tiers make the math even better over time. For investors looking at short-term rental income, the classification structure changes the carrying cost analysis significantly and needs to be modeled before you make the purchase decision.

If you are buying or selling on the Kona or Kohala coast and have questions about how property taxes affect your specific situation, that is exactly the kind of conversation Brenda and I have with clients before they close. The numbers here are public and verifiable, but how they apply to your property and your intended use takes a bit of local knowledge to sort out. Feel free to reach out. We are happy to walk through it with you.

Mark Davis, Esq. is a licensed real estate broker (RB-23769) with Kona Homes for Sale at Coldwell Banker Island Properties, Kailua-Kona, Hawaii. He practiced as a transactional and litigation real estate attorney for 35 years before moving to the Big Island full time. He currently serves as a member of the Hawaii County Real Property Tax Board of Appeal. Brenda Kuessner holds the ABR, CRS, e-PRO, GRI, and GREEN designations and has sold real estate on the Big Island for 35 years. Together they serve buyers and sellers across the Kona and Kohala Coast market. This post is for general informational purposes only and does not constitute legal or tax advice.