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Single Family ResidenceResidential
$90,319$151 / 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 61How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

646 RIVER RD

CALAIS, ME 04619
5
Beds
2 / 2
Baths
600 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.
2.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$90K
$55K low$126K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$90,319
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$72,255

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,103 (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.$351,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$166,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$185,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$322,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,035

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
CountyWASHINGTON
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1982
Lot (acres)The size of the land the home sits on, from county records.2.42
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.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

H
Calais Middle/High SchoolC
High · Grades 9–12 · 1.8 mi
E
Calais Elementary SchoolB-
Elementary · Grades PK–6 · 4.0 mi

District: Calais

Neighborhood · ZIP 04619These 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.99
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.3,077
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.79 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$47,104
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,789
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

646 River Rd 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 less than 86% of homes in Calais 04619
  • Costs less per square foot than 74% of homes in Calais 04619
  • Smaller than 86% of homes in Washington County
  • Has a bigger lot than 88% of homes in Calais 04619
  • Older than 73% of homes in Washington County

What homes are worth in Calais 04619

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

This home
$43K$463K

This home is worth more than 14% of homes in Calais 04619.

How it measures up in Calais 04619

The dot is this home. The mark in the middle is the typical home in Calais 04619.

Estimated value$90,319
CheaperTypical $154,084Pricier

Pricier than 14% of homes nearby

Price per ft²$151
CheaperTypical $191Pricier

Pricier than 26% of homes nearby

Living area600 ft²
SmallerTypical 840 ft²Bigger

Bigger than 19% of homes nearby

Lot size2.42 ac
SmallerTypical 0.41 acBigger

Bigger than 88% of homes nearby

Year built1920
OlderTypical 1906Newer

Newer than 54% of homes nearby

How 646 River Rd ranks against every home in each area.
MeasureThis homeCalais 04619Washington County
Estimated valuepricier than$90,31914% of homes15% of homes
Price per ft²pricier than$15126% of homes40% of homes
Living areabigger than600 ft²19% of homes14% of homes
Lot sizebigger than2.42 ac88% of homes63% of homes
Year builtnewer than192054% of homes27% of homes

About 646 River Rd

How much is 646 River Rd, Calais, ME worth?

The TopHap Estimate for 646 River Rd, Calais, ME is $90,319 as of Jul 14, 2026. The likely range is $54,657 to $125,981. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 River Rd, Calais, ME last sell?

646 River Rd, Calais, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 646 River Rd, Calais, ME?

646 River Rd, Calais, ME has 5 bedrooms, 2 bathrooms, 600 square feet of living space and a 2.42-acre lot.

When was 646 River Rd, Calais, ME built?

646 River Rd, Calais, ME was built in 1920, making it 106 years old. It is a conventional home. The building has 2 stories.

What schools serve 646 River Rd, Calais, ME?

646 River Rd, Calais, ME is assigned to Calais Middle/High School (high), rated C; Calais Elementary School (elementary), rated B-. All sit in Calais. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 River Rd, Calais, ME compare to other homes in Calais 04619?

Among the 1,324 homes in Calais 04619, it is worth more than 14% of them ($90,319 against a typical $154,084), its price per square foot is higher than 26% of them ($151 against a typical $191), it is bigger than 19% of them (600 ft² against a typical 840 ft²), its lot is bigger than 88% of them (2.42 ac against a typical 0.41 ac) and it is newer than 54% of them (1920 against a typical 1906). Measured against all of Washington County, it is worth more than 15% 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 646 River Rd, Calais, ME?

The 2025 property tax bill for 646 River Rd, Calais, ME was $5,103. The county assessed it at $351,900.

Closest homes

More homes in Calais 04619

Assigned schools

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