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Single Family ResidenceResidential
$260,642$184 / 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 80How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $247,750 on Dec 3, 2025

21 RIVER ST

COLRAIN, MA 01340
3
Beds
1
Baths
1,413 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.
0.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1750
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$261K
$208K low$313K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$247,750 · Dec 3, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,582 (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.$141,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$110,400

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyFRANKLIN
Lot (acres)The size of the land the home sits on, from county records.0.80
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Colrain Central SchoolC-
Elementary · Grades PK–6 · 0.1 mi
M
Mohawk Trail Regional SchoolD
Middle · Grades 7–12 · 5.2 mi

District: Mohawk Trail School District

Neighborhood · ZIP 01340These 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.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.78%
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.12%
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.1,737
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.37 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,526
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,619
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

21 River 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 less than 83% of homes in Franklin County
  • Costs less per square foot than 79% of homes in Franklin County
  • Has a smaller lot than 81% of homes in Colrain 01340
  • Among the oldest homes in Franklin County

What homes are worth in Colrain 01340

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

This home
$113K$855K

This home is worth more than 28% of homes in Colrain 01340.

How it measures up in Colrain 01340

The dot is this home. The mark in the middle is the typical home in Colrain 01340.

Estimated value$260,642
CheaperTypical $318,763Pricier

Pricier than 28% of homes nearby

Price per ft²$184
CheaperTypical $201Pricier

Pricier than 40% of homes nearby

Living area1,413 ft²
SmallerTypical 1,638 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.8 ac
SmallerTypical 2.67 acBigger

Bigger than 19% of homes nearby

Year built1750
OlderTypical 1965Newer

Older than almost all homes nearby

How 21 River St ranks against every home in each area.
MeasureThis homeColrain 01340Franklin County
Estimated valuepricier than$260,64228% of homes17% of homes
Price per ft²pricier than$18440% of homes21% of homes
Living areabigger than1,413 ft²37% of homes37% of homes
Lot sizebigger than0.8 ac19% of homes45% of homes
Year builtnewer than1750almost no homesalmost no homes

About 21 River St

How much is 21 River St, Colrain, MA worth?

The TopHap Estimate for 21 River St, Colrain, MA is $260,642 as of Oct 21, 2026. The likely range is $207,983 to $313,301. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 River St, Colrain, MA last sell?

21 River St, Colrain, MA last sold on Dec 3, 2025 for $247,750, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 River St, Colrain, MA?

21 River St, Colrain, MA has 3 bedrooms, 1 bathrooms, 1,413 square feet of living space and a 0.80-acre lot.

When was 21 River St, Colrain, MA built?

21 River St, Colrain, MA was built in 1750, making it 276 years old. The building has 2 stories.

What schools serve 21 River St, Colrain, MA?

21 River St, Colrain, MA is assigned to Colrain Central School (elementary), rated C-; Mohawk Trail Regional School (middle), rated D. All sit in Mohawk Trail School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 River St, Colrain, MA compare to other homes in Colrain 01340?

Among the 822 homes in Colrain 01340, it is worth more than 28% of them ($260,642 against a typical $318,763), its price per square foot is higher than 40% of them ($184 against a typical $201), it is bigger than 37% of them (1,413 ft² against a typical 1,638 ft²), its lot is bigger than 19% of them (0.8 ac against a typical 2.67 ac) and it is newer than almost none of them (1750 against a typical 1965). Measured against all of Franklin County, it is worth more than 17% 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 21 River St, Colrain, MA?

The 2025 property tax bill for 21 River St, Colrain, MA was $2,582. The county assessed it at $141,400.

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