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Single Family ResidenceResidential
$416,866$209 / 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 95How 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 $259,000 on May 5, 2020

21 NELSON ST

CLINTON, MA 01510
3
Beds
1.5
Baths
1,996 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$417K
$396K low$437K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$259,000 · May 5, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,275 (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.$321,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$85,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$235,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$415,055

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.22 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.0.2 percent flood zone

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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.27
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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
Clinton Elementary SchoolB
Elementary · Grades PK–4 · 0.1 mi
M
Clinton Middle SchoolC-
Middle · Grades 5–8 · 1.0 mi
H
Clinton Senior High SchoolD+
High · Grades 9–12 · 1.1 mi

District: Clinton School District

Neighborhood · ZIP 01510These 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.15,946
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,873 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,392
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,412
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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 Nelson 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 66% of homes in Clinton 01510
  • Costs less per square foot than 96% of homes in Clinton 01510
  • Bigger than 69% of homes in Clinton 01510
  • Has a smaller lot than 70% of homes in Worcester County
  • Older than 87% of homes in Worcester County

What homes are worth in Clinton 01510

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

This home
$209K$775K

This home is worth more than 34% of homes in Clinton 01510.

How it measures up in Clinton 01510

The dot is this home. The mark in the middle is the typical home in Clinton 01510.

Estimated value$416,866
CheaperTypical $450,862Pricier

Pricier than 34% of homes nearby

Price per ft²$209
CheaperTypical $304Pricier

Pricier than 4% of homes nearby

Living area1,996 ft²
SmallerTypical 1,640 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.27 ac
SmallerTypical 0.31 acBigger

Bigger than 46% of homes nearby

Year built1900
OlderTypical 1956Newer

Newer than 25% of homes nearby

How 21 Nelson St ranks against every home in each area.
MeasureThis homeClinton 01510Worcester County
Estimated valuepricier than$416,86634% of homes34% of homes
Price per ft²pricier than$2094% of homes7% of homes
Living areabigger than1,996 ft²69% of homes64% of homes
Lot sizebigger than0.27 ac46% of homes30% of homes
Year builtnewer than190025% of homes13% of homes

About 21 Nelson St

How much is 21 Nelson St, Clinton, MA worth?

The TopHap Estimate for 21 Nelson St, Clinton, MA is $416,866 as of Sep 24, 2026. The likely range is $396,267 to $437,465. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Nelson St, Clinton, MA last sell?

21 Nelson St, Clinton, MA last sold on May 5, 2020 for $259,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Nelson St, Clinton, MA?

21 Nelson St, Clinton, MA has 3 bedrooms, 1.5 bathrooms, 1,996 square feet of living space and a 0.27-acre lot.

When was 21 Nelson St, Clinton, MA built?

21 Nelson St, Clinton, MA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 21 Nelson St, Clinton, MA?

21 Nelson St, Clinton, MA is assigned to Clinton Elementary School (elementary), rated B; Clinton Middle School (middle), rated C-; Clinton Senior High School (high), rated D+. All sit in Clinton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Nelson St, Clinton, MA compare to other homes in Clinton 01510?

Among the 4,389 homes in Clinton 01510, it is worth more than 34% of them ($416,866 against a typical $450,862), its price per square foot is higher than 4% of them ($209 against a typical $304), it is bigger than 69% of them (1,996 ft² against a typical 1,640 ft²), its lot is bigger than 46% of them (0.27 ac against a typical 0.31 ac) and it is newer than 25% of them (1900 against a typical 1956). Measured against all of Worcester County, it is worth more than 34% 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 Nelson St, Clinton, MA?

The 2025 property tax bill for 21 Nelson St, Clinton, MA was $4,275. The county assessed it at $321,400.

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