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Single Family ResidenceResidential
$728,387$598 / 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 92How 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 $500,000 on Oct 30, 2017

21 PINE ST

SUDBURY, MA 01776
3
Beds
1.5
Baths
1,218 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.
0.74 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$728K
$671K low$786K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$500,000 · Oct 30, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,794 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$756,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$447,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$309,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$717,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$812,178

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.Split Level
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.74
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
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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.

M
Ephraim Curtis Middle SchoolA+
Middle · Grades 6–8 · 1.1 mi
E
Peter NoyesA+
Elementary · Grades PK–5 · 2.4 mi
H
Lincoln-Sudbury Regional High SchoolA
High · Grades 9–12 · 3.0 mi

District: Sudbury School District

Neighborhood · ZIP 01776These 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.14
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.19,212
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.791 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$218,626
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$263,426
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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 Pine 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 90% of homes in Sudbury 01776
  • Costs more per square foot than 90% of homes in Sudbury 01776
  • Smaller than 94% of homes in Sudbury 01776
  • Has a smaller lot than 77% of homes in Sudbury 01776
  • Older than 72% of homes in Sudbury 01776

What homes are worth in Sudbury 01776

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

This home
$598K$2.3M

This home is worth more than 10% of homes in Sudbury 01776.

How it measures up in Sudbury 01776

The dot is this home. The mark in the middle is the typical home in Sudbury 01776.

Estimated value$728,387
CheaperTypical $1,115,810Pricier

Pricier than 10% of homes nearby

Price per ft²$598
CheaperTypical $460Pricier

Pricier than 90% of homes nearby

Living area1,218 ft²
SmallerTypical 2,480 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.74 ac
SmallerTypical 0.95 acBigger

Bigger than 23% of homes nearby

Year built1960
OlderTypical 1971Newer

Newer than 28% of homes nearby

How 21 Pine St ranks against every home in each area.
MeasureThis homeSudbury 01776Middlesex County
Estimated valuepricier than$728,38710% of homes43% of homes
Price per ft²pricier than$59890% of homes76% of homes
Living areabigger than1,218 ft²6% of homes21% of homes
Lot sizebigger than0.74 ac23% of homes73% of homes
Year builtnewer than196028% of homes54% of homes

About 21 Pine St

How much is 21 Pine St, Sudbury, MA worth?

The TopHap Estimate for 21 Pine St, Sudbury, MA is $728,387 as of Sep 24, 2026. The likely range is $671,123 to $785,651. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Pine St, Sudbury, MA last sell?

21 Pine St, Sudbury, MA last sold on Oct 30, 2017 for $500,000, according to the county's recorded deed.

How big is 21 Pine St, Sudbury, MA?

21 Pine St, Sudbury, MA has 3 bedrooms, 1.5 bathrooms, 1,218 square feet of living space and a 0.74-acre lot.

When was 21 Pine St, Sudbury, MA built?

21 Pine St, Sudbury, MA was built in 1960, making it 66 years old. It is a split level home. The building has 1 story.

What schools serve 21 Pine St, Sudbury, MA?

21 Pine St, Sudbury, MA is assigned to Ephraim Curtis Middle School (middle), rated A+; Peter Noyes (elementary), rated A+; Lincoln-Sudbury Regional High School (high), rated A. All sit in Sudbury School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Pine St, Sudbury, MA compare to other homes in Sudbury 01776?

Among the 6,101 homes in Sudbury 01776, it is worth more than 10% of them ($728,387 against a typical $1,115,810), its price per square foot is higher than 90% of them ($598 against a typical $460), it is bigger than 6% of them (1,218 ft² against a typical 2,480 ft²), its lot is bigger than 23% of them (0.74 ac against a typical 0.95 ac) and it is newer than 28% of them (1960 against a typical 1971). Measured against all of Middlesex County, it is worth more than 43% 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 Pine St, Sudbury, MA?

The 2026 property tax bill for 21 Pine St, Sudbury, MA was $10,794. The county assessed it at $756,400.

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