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Single Family ResidenceResidential
$268,373$95 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $172,000 on Nov 7, 2017

644 MAIN ST

CARIBOU, ME 04736
4
Beds
2.5
Baths
2,838 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.49 ac
Lot SizeThe size of the land the home sits on, from county records.
2
StoriesHow many floors the home has above ground.

Valuation

$268K
$217K low$320K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$172,000 · Nov 7, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,538 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$297,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$279,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$283,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyAROOSTOOK
Lot (acres)The size of the land the home sits on, from county records.0.49
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Caribou Community SchoolD+
Elementary · Grades PK–8 · 0.5 mi
H
Caribou High SchoolD+
High · Grades 9–12 · 1.1 mi

District: Regional School Unit 39

Neighborhood · ZIP 04736These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.8,826
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.57 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,227
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$73,327
Average tempThe average temperature here across a full year.39°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

644 Main St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 81% of homes in Aroostook County
  • Costs less per square foot than 89% of homes in Caribou 04736
  • Bigger than 98% of homes in Caribou 04736
  • Has a smaller lot than 68% of homes in Aroostook County

What homes are worth in Caribou 04736

Each bar is how many homes fall in that price range. The marker is this home.

This home
$55K$505K

This home is worth more than 78% of homes in Caribou 04736.

How it measures up in Caribou 04736

The dot is this home. The mark in the middle is the typical home in Caribou 04736.

Estimated value$268,373
CheaperTypical $186,224Pricier

Pricier than 78% of homes nearby

Price per ft²$95
CheaperTypical $161Pricier

Pricier than 11% of homes nearby

Living area2,838 ft²
SmallerTypical 1,075 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.49 ac
SmallerTypical 1 acBigger

Bigger than 38% of homes nearby

How 644 Main St ranks against every home in each area.
MeasureThis homeCaribou 04736Aroostook County
Estimated valuepricier than$268,37378% of homes81% of homes
Price per ft²pricier than$9511% of homes16% of homes
Living areabigger than2,838 ft²98% of homes97% of homes
Lot sizebigger than0.49 ac38% of homes32% of homes

About 644 Main St

How much is 644 Main St, Caribou, ME worth?

The TopHap Estimate for 644 Main St, Caribou, ME is $268,373 as of Sep 24, 2026. The likely range is $216,896 to $319,850. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 644 Main St, Caribou, ME last sell?

644 Main St, Caribou, ME last sold on Nov 7, 2017 for $172,000, according to the county's recorded deed.

How big is 644 Main St, Caribou, ME?

644 Main St, Caribou, ME has 4 bedrooms, 2.5 bathrooms, 2,838 square feet of living space and a 0.49-acre lot.

What schools serve 644 Main St, Caribou, ME?

644 Main St, Caribou, ME is assigned to Caribou Community School (elementary), rated D+; Caribou High School (high), rated D+. All sit in Regional School Unit 39. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 644 Main St, Caribou, ME compare to other homes in Caribou 04736?

Among the 3,624 homes in Caribou 04736, it is worth more than 78% of them ($268,373 against a typical $186,224), its price per square foot is higher than 11% of them ($95 against a typical $161), it is bigger than 98% of them (2,838 ft² against a typical 1,075 ft²) and its lot is bigger than 38% of them (0.49 ac against a typical 1 ac). Measured against all of Aroostook County, it is worth more than 81% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 644 Main St, Caribou, ME?

The 2025 property tax bill for 644 Main St, Caribou, ME was $6,538. The county assessed it at $297,200.

More homes on Main St

Closest homes

More homes in Caribou 04736

Assigned schools

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