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Single Family ResidenceResidential
$813,601$318 / 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 Aug 30, 2026
Last sold for $328,000 on Nov 4, 2013

21 CIRCUIT DR

STOW, MA 01775
3
Beds
2.5
Baths
2,556 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.
0.96 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
Year BuiltThe year the home was originally built, according to county records.
2
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.

Valuation

$814K
$746K low$881K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$328,000 · Nov 4, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,485 (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.$888,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$338,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$550,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$723,140

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.Cape Cod
CountyMIDDLESEX
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.2014
Lot (acres)The size of the land the home sits on, from county records.0.96
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(5)

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

Foreclosure Filings(3)

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

E
The Center SchoolB-
Elementary · Grades PK–5 · 0.8 mi
M
Hale Middle SchoolA
Middle · Grades 6–8 · 1.0 mi
H
Nashoba Regional High SchoolA
High · Grades 9–12 · 6.5 mi

District: Nashoba School District

Neighborhood · ZIP 01775These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.97%
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.2.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.7,457
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.408 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$175,334
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,221
Average tempThe average temperature here across a full year.48°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 Circuit Dr 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.

  • Costs less per square foot than 88% of homes in Middlesex County
  • Bigger than 75% of homes in Middlesex County
  • Has a bigger lot than 78% of homes in Middlesex County
  • Older than 75% of homes in Stow 01775

What homes are worth in Stow 01775

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

This home
$335K$1.4M

This home is worth more than 59% of homes in Stow 01775.

How it measures up in Stow 01775

The dot is this home. The mark in the middle is the typical home in Stow 01775.

Estimated value$813,601
CheaperTypical $758,596Pricier

Pricier than 59% of homes nearby

Price per ft²$318
CheaperTypical $372Pricier

Pricier than 19% of homes nearby

Living area2,556 ft²
SmallerTypical 2,081 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.96 ac
SmallerTypical 1.04 acBigger

Bigger than 42% of homes nearby

Year built1958
OlderTypical 1977Newer

Newer than 25% of homes nearby

How 21 Circuit Dr ranks against every home in each area.
MeasureThis homeStow 01775Middlesex County
Estimated valuepricier than$813,60159% of homes54% of homes
Price per ft²pricier than$31819% of homes12% of homes
Living areabigger than2,556 ft²71% of homes75% of homes
Lot sizebigger than0.96 ac42% of homes78% of homes
Year builtnewer than195825% of homes51% of homes

About 21 Circuit Dr

How much is 21 Circuit Dr, Stow, MA worth?

The TopHap Estimate for 21 Circuit Dr, Stow, MA is $813,601 as of Aug 30, 2026. The likely range is $746,006 to $881,196. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Circuit Dr, Stow, MA last sell?

21 Circuit Dr, Stow, MA last sold on Nov 4, 2013 for $328,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Circuit Dr, Stow, MA?

21 Circuit Dr, Stow, MA has 3 bedrooms, 2.5 bathrooms, 2,556 square feet of living space and a 0.96-acre lot.

When was 21 Circuit Dr, Stow, MA built?

21 Circuit Dr, Stow, MA was built in 1958, making it 68 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Circuit Dr, Stow, MA?

21 Circuit Dr, Stow, MA is assigned to The Center School (elementary), rated B-; Hale Middle School (middle), rated A; Nashoba Regional High School (high), rated A. All sit in Nashoba School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Circuit Dr, Stow, MA compare to other homes in Stow 01775?

Among the 2,609 homes in Stow 01775, it is worth more than 59% of them ($813,601 against a typical $758,596), its price per square foot is higher than 19% of them ($318 against a typical $372), it is bigger than 71% of them (2,556 ft² against a typical 2,081 ft²), its lot is bigger than 42% of them (0.96 ac against a typical 1.04 ac) and it is newer than 25% of them (1958 against a typical 1977). Measured against all of Middlesex County, it is worth more than 54% 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 Circuit Dr, Stow, MA?

The 2025 property tax bill for 21 Circuit Dr, Stow, MA was $15,485. The county assessed it at $888,900.

More homes on Circuit Dr

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