Property tax in Aroostook County, Maine

Who sends the property tax bill in Aroostook County, and how do you pay it?

The bill comes from your city, town or plantation tax collector; in the unorganized territory, Maine Revenue Services Property Tax Division. The value it is based on is set by a separate office, your city, town or plantation assessors; in the unorganized territory, Maine Revenue Services Property Tax Division, which is who to ask if the value looks wrong.

In Maine, property tax is assessed and collected by each city, town or plantation, not by Aroostook County, and the county does not send a bill. The county's budget is divided among the towns, and each town raises its share through the same property tax bill, so there is one bill, from your town, and due dates vary from town to town. Property in Aroostook County's unorganized territory (the townships outside any town or plantation) is assessed and billed by Maine Revenue Services.

When are property taxes due in Aroostook County?

Every due date for the 2026 (property owned on April 1, 2026; each town sets its own due dates) bill has passed, and Aroostook County had not posted the next cycle's dates when we checked on September 23, 2026. If that bill is still unpaid, the late-payment rules below apply to it. Counties usually repeat the schedule, but confirm the new dates on your next bill. For the 2026 (property owned on April 1, 2026; each town sets its own due dates) bill, Aroostook County has one due date: October 1, 2026. This date applies only to property in the unorganized territory, billed by Maine Revenue Services in August 2026. Aroostook County does not send property tax bills. Homes in a city, town or plantation are billed by that municipality, which votes its own due date or dates and interest date each year, so check your town's bill or town office. Each town sets the date interest starts, which is also the date its taxes become delinquent, and its interest rate, which cannot exceed a maximum the Treasurer of State sets each year. In the unorganized territory, tax not paid on or before October 1 draws interest at that state maximum rate.

From Aroostook County's published schedule, checked September 23, 2026. If a date falls on a weekend or holiday, the county's own rules on the next business day apply.

Estimate the property tax on a home in Aroostook County

Enter a home's market value for a ballpark at Aroostook County's average effective rate of 1.12% (Census). The real bill depends on the home's assessed value, the millage where it sits and any exemptions.

Property tax in Aroostook County at a glance

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 Aroostook County compare in Maine?

Among Maine's 16 counties, Aroostook County has the 4th highest effective property-tax rate: 3 rank higher and 12 rank lower. That is on the higher side for Maine. Nationally, it ranks 861st of 3135 US counties by effective rate. See every Maine county ranked.

How much do homeowners in Aroostook County actually pay?

The median is only the middle bill. Across Aroostook County's 22,305 owner-occupied homes, 17.2% pay $3,000 or more a year in property tax, 37.2% pay at least $2,000, and 17.8% pay under $800. Another 2% report paying no property tax at all, which usually means an exemption covers the whole bill.

Owners with a mortgage pay a median of $1,834 and owners without one pay $1,453. Owners who have paid off a home have usually held it longer, and in states that cap how fast an existing owner's assessment can rise, long-held homes carry lower assessed values. Census table B25103.

How does the Aroostook County property tax bill compare with local incomes?

The median property tax bill of $1,672 is about 2.4% of the median income of Aroostook County homeowner households, $68,652 a year. That compares two middles, so a retiree in a long-held home can pay a far larger share. 74.5% of Aroostook County's occupied homes are lived in by their owners; renters pay property tax too, just folded into rent.

Have property taxes gone up in Aroostook County?

Yes. The median bill went from $1,477 in 2015-2019 to $1,672 in 2020-2024, a 13.2% rise. Over the same span the median home value moved 50.3%, from $99,600 to $149,700. 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 Aroostook County

Aroostook County borders 4 counties.

How is a home assessed in Aroostook County?

Maine sets the assessment rules and Aroostook County applies them. How Maine assesses and reappraises homes.

Is there a homestead exemption in Aroostook County?

Yes. Maine's homestead exemption removes up to $25,000 of just value from a permanent resident's home, adjusted by the town's certified ratio. Apply once with the town assessor by April 1. That is the Maine rule, and it applies in Aroostook County. Maine's exemptions and relief programs in full.

Aroostook County does not add relief programs of its own beyond the Maine ones (checked September 23, 2026).

How to appeal your Aroostook County property assessment

In Aroostook County you appeal to the Your town's assessors first; on appeal, your town's board of assessment review if it has one, otherwise the Aroostook County Commissioners. The deadline: Ask your town's assessors for an abatement in writing within 185 days of the date taxes were committed, which is usually about when bills are first mailed. The assessors have 60 days to decide, or the request is treated as denied. You then have 60 days from their decision (or the deemed denial) to appeal to your town's board of assessment review or, if your town has none, the Aroostook County Commissioners; send a copy of your tax bill, your abatement request and the town's written denial. A decision of either board can be appealed to Superior Court within 30 days. Nonresidential property assessed at $1 million or more, and land in the Tree Growth, Farmland, Open Space or Working Waterfront programs, follow different routes through the State Board of Property Tax Review. For property in the unorganized territory, the abatement request goes to Maine Revenue Services within 185 days of commitment (normally in August). How to file. Checked September 23, 2026 against the official appeal rules.

How Maine's appeal process works, including the next level if the first one turns you down.

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

Work out your own numbers

• How much house can I afford?

  Your income, debts and down payment against the 28/36 rule lenders actually use, with Aroostook County's tax rate to hand.

• Mortgage calculator

  Monthly payment with principal, interest, tax and insurance, plus what an extra payment saves you.

• Maine income tax

  Brackets, standard deduction and what Maine actually taxes.

• Sales tax in Aroostook County

  The other local tax: combined state and local rate for this county.