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Single Family ResidenceResidential
$707,016$549 / 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 96How 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 $338,000 on May 2, 2005

21 WELLESLEY AVE

NATICK, MA 01760
3
Beds
1
Baths
1,288 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$707K
$675K low$739K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$338,000 · May 2, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,503 (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.$627,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$414,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$212,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$627,300

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.Ranch
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.1966
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Hot Water
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(2)

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
John F. Kennedy Middle SchoolA
Middle · Grades 5–8 · 0.7 mi
E
Brown Elementary SchoolA
Elementary · Grades KG–4 · 0.8 mi
H
Natick High SchoolA
High · Grades 9–12 · 1.2 mi

District: Natick School District

Neighborhood · ZIP 01760These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.37,721
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,380 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,738
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$174,842
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 Wellesley Ave 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 73% of homes in Natick 01760
  • Costs more per square foot than 71% of homes in Natick 01760
  • Smaller than 76% of homes in Middlesex County
  • Has a smaller lot than 82% of homes in Natick 01760

What homes are worth in Natick 01760

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

This home
$302K$2M

This home is worth more than 27% of homes in Natick 01760.

How it measures up in Natick 01760

The dot is this home. The mark in the middle is the typical home in Natick 01760.

Estimated value$707,016
CheaperTypical $859,442Pricier

Pricier than 27% of homes nearby

Price per ft²$549
CheaperTypical $490Pricier

Pricier than 71% of homes nearby

Living area1,288 ft²
SmallerTypical 1,702 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.21 ac
SmallerTypical 0.3 acBigger

Bigger than 18% of homes nearby

Year built1959
OlderTypical 1955Newer

Newer than 52% of homes nearby

How 21 Wellesley Ave ranks against every home in each area.
MeasureThis homeNatick 01760Middlesex County
Estimated valuepricier than$707,01627% of homes40% of homes
Price per ft²pricier than$54971% of homes68% of homes
Living areabigger than1,288 ft²26% of homes24% of homes
Lot sizebigger than0.21 ac18% of homes36% of homes
Year builtnewer than195952% of homes51% of homes

About 21 Wellesley Ave

How much is 21 Wellesley Ave, Natick, MA worth?

The TopHap Estimate for 21 Wellesley Ave, Natick, MA is $707,016 as of Aug 30, 2026. The likely range is $675,276 to $738,756. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Wellesley Ave, Natick, MA last sell?

21 Wellesley Ave, Natick, MA last sold on May 2, 2005 for $338,000, according to the county's recorded deed.

How big is 21 Wellesley Ave, Natick, MA?

21 Wellesley Ave, Natick, MA has 3 bedrooms, 1 bathrooms, 1,288 square feet of living space and a 0.21-acre lot.

When was 21 Wellesley Ave, Natick, MA built?

21 Wellesley Ave, Natick, MA was built in 1959, making it 67 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Wellesley Ave, Natick, MA?

21 Wellesley Ave, Natick, MA is assigned to John F. Kennedy Middle School (middle), rated A; Brown Elementary School (elementary), rated A; Natick High School (high), rated A. All sit in Natick School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Wellesley Ave, Natick, MA compare to other homes in Natick 01760?

Among the 12,050 homes in Natick 01760, it is worth more than 27% of them ($707,016 against a typical $859,442), its price per square foot is higher than 71% of them ($549 against a typical $490), it is bigger than 26% of them (1,288 ft² against a typical 1,702 ft²), its lot is bigger than 18% of them (0.21 ac against a typical 0.3 ac) and it is newer than 52% of them (1959 against a typical 1955). Measured against all of Middlesex County, it is worth more than 40% 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 Wellesley Ave, Natick, MA?

The 2025 property tax bill for 21 Wellesley Ave, Natick, MA was $7,503. The county assessed it at $627,300.

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