Property tax in North Slope Borough, Alaska

By Brent Chudoba, editor Updated September 23, 2026

The median property tax bill in North Slope Borough, Alaska is $2,305 a year, which is about 1.06% of the county's median home value of $218,300. That effective rate is higher than the typical Alaska county (0.69%) and higher than the national median (0.81%). These are American Community Survey 5-year estimates (2024); your own bill depends on your home's assessed value and any exemptions.

Estimate the property tax on a home in North Slope Borough

Enter a home's market value for a ballpark at North Slope Borough's average effective rate of 1.06% (Census). The real bill depends on the home's assessed value, the millage where it sits and any exemptions.

Home market value

Estimated property tax: $2,314 / year

Property tax in North Slope Borough at a glance

North Slope Borough, Alaska property tax (Census ACS, reviewed September 23, 2026)
Measure	Value
Median annual property tax	$2,305
Median home value	$218,300
Effective tax rate	1.06%
Typical Alaska county rate	0.69%
National median county rate	0.81%

Effective rate = median real estate taxes paid divided by median home value. Source: U.S. Census Bureau, American Community Survey 5-year estimates.

How does North Slope Borough compare in Alaska?

Among Alaska's 28 counties, North Slope Borough has the 8th highest effective property-tax rate: 7 rank higher and 20 rank lower. That is on the higher side for Alaska. Nationally, it ranks 972nd of 3135 US counties by effective rate. See every Alaska county ranked.

How much do homeowners in North Slope Borough actually pay?

The median is only the middle bill. Across North Slope Borough's 1,121 owner-occupied homes, 12.8% pay $3,000 or more a year in property tax, 26.5% pay at least $2,000, and 3.1% pay under $800. Another 55.4% report paying no property tax at all, which usually means an exemption covers the whole bill.

Annual property tax paid by North Slope Borough homeowners (Census ACS 2020-2024)
Annual bill	Homes	Share
Under $800	35	3.1%
$800 to $1,499	134	12%
$1,500 to $1,999	34	3%
$2,000 to $2,999	154	13.7%
$3,000 or more	143	12.8%
No property tax paid	621	55.4%

Owners with a mortgage pay a median of $2,413 and owners without one pay $2,203. That is within 10% either way, so in North Slope Borough paying off the house does not go with a noticeably different bill. Census table B25103.

How does the North Slope Borough property tax bill compare with local incomes?

The median property tax bill of $2,305 is about 2.4% of the median income of North Slope Borough homeowner households, $96,550 a year. That compares two middles, so a retiree in a long-held home can pay a far larger share. 49.1% of North Slope Borough's occupied homes are lived in by their owners; renters pay property tax too, just folded into rent.

Have property taxes gone up in North Slope Borough?

Yes. The median bill went from $1,772 in 2015-2019 to $2,305 in 2020-2024, a 30.1% rise. Over the same span the median home value moved 43.1%, from $152,500 to $218,300. Bills rose more slowly than values, which is what assessment caps and falling millage rates do: the county is taxing a smaller share of each home's worth.

Two Census ACS 5-year periods with no survey years in common, in each period's own dollars. A change counts only if it exceeds the combined 90% margin of error.

Property tax in counties next to North Slope Borough

North Slope Borough borders 2 counties.

North Slope Borough and its neighbors, highest effective rate first (Census ACS 2020-2024)
County	Effective rate	Median bill	Median home value
Yukon-Koyukuk Census Area, AK	1.13%	$1,109	$98,500
North Slope Borough, AK (this county)	1.06%	$2,305	$218,300
Northwest Arctic Borough, AK	at most 0.1%	under $200	$199,100

How is a home assessed in North Slope Borough?

Alaska assesses homes at 100% of market value in every county, North Slope Borough included. How Alaska assesses and reappraises homes.

Is there a homestead exemption in North Slope Borough?

Not statewide. Alaska lets each municipality adopt, with voter ratification, a residential exemption of up to $75,000 of assessed value. That is the Alaska rule, and it applies in North Slope Borough. Alaska's exemptions and relief programs in full.

When are property taxes due in North Slope Borough?

Alaska sets no statewide payment date. State law requires each municipality to fix its levy rate before June 15 and mail tax statements by July 1, but the actual payment and delinquency dates are set locally. State law contemplates that a municipality may allow two installments but does not require it, so whether you get one bill or two depends on where you live. Recent due dates among the larger boroughs spread from late June to November 1.

That is the Alaska rule. North Slope Borough issues and collects the bill, so the dates printed on your statement are the ones that bind you.

How to appeal your North Slope Borough property assessment

You contest the assessed value with the your local board of equalization, appointed by the borough or city governing body. The filing deadline is typically 30 days after the date the assessment notice was mailed. That is the Alaska rule; North Slope Borough sets the exact dates and forms. The Alaska appeal process step by step.

Alaska rules from primary state sources, reviewed September 7, 2026; sources on the Alaska page.

Work out your own numbers

Sources

Median real estate taxes paid and median home value for North Slope Borough, Alaska: U.S. Census Bureau, American Community Survey 5-year estimates (2020-2024), tables B25103, B25077, B25102, B25119 and B25003; the five-year comparison uses the 2015-2019 estimates. Neighboring counties: Census county adjacency file.