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Single Family ResidenceResidential
$635,304$651 / 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 91How 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 $340,000 on May 27, 2004

21 MILL ST

SOUTH HAMILTON, MA 01982
3
Beds
1
Baths
976 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.
0.16 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.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$635K
$576K low$695K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$340,000 · May 27, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,231 (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.$547,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$292,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$254,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$507,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$628,472

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
CountyESSEX
Lot (acres)The size of the land the home sits on, from county records.0.16
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
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(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
Winthrop Elementary SchoolA-
Elementary · Grades PK–5 · 0.3 mi
H
Hamilton Wenham Regional High SchoolA
High · Grades 9–12 · 1.7 mi
M
Miles River Middle SchoolA
Middle · Grades 6–8 · 1.8 mi

District: Hamilton-Wenham School District

Neighborhood · ZIP 01982These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.92%
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.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.7,595
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.540 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,368
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,926
Average tempThe average temperature here across a full year.49°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.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 Mill 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 South Hamilton 01982
  • Costs more per square foot than 94% of homes in South Hamilton 01982
  • Smaller than 93% of homes in South Hamilton 01982
  • Has a smaller lot than 91% of homes in South Hamilton 01982
  • Older than 84% of homes in South Hamilton 01982

What homes are worth in South Hamilton 01982

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

This home
$125K$2.6M

This home is worth more than 17% of homes in South Hamilton 01982.

How it measures up in South Hamilton 01982

The dot is this home. The mark in the middle is the typical home in South Hamilton 01982.

Estimated value$635,304
CheaperTypical $902,671Pricier

Pricier than 17% of homes nearby

Price per ft²$651
CheaperTypical $456Pricier

Pricier than 94% of homes nearby

Living area976 ft²
SmallerTypical 1,998 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.16 ac
SmallerTypical 0.49 acBigger

Bigger than 9% of homes nearby

Year built1900
OlderTypical 1956Newer

Newer than 16% of homes nearby

How 21 Mill St ranks against every home in each area.
MeasureThis homeSouth Hamilton 01982Essex County
Estimated valuepricier than$635,30417% of homes41% of homes
Price per ft²pricier than$65194% of homes94% of homes
Living areabigger than976 ft²7% of homes9% of homes
Lot sizebigger than0.16 ac9% of homes29% of homes
Year builtnewer than190016% of homes20% of homes

About 21 Mill St

How much is 21 Mill St, South Hamilton, MA worth?

The TopHap Estimate for 21 Mill St, South Hamilton, MA is $635,304 as of Sep 24, 2026. The likely range is $575,957 to $694,651. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mill St, South Hamilton, MA last sell?

21 Mill St, South Hamilton, MA last sold on May 27, 2004 for $340,000, according to the county's recorded deed.

How big is 21 Mill St, South Hamilton, MA?

21 Mill St, South Hamilton, MA has 3 bedrooms, 1 bathrooms, 976 square feet of living space and a 0.16-acre lot.

When was 21 Mill St, South Hamilton, MA built?

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

What schools serve 21 Mill St, South Hamilton, MA?

21 Mill St, South Hamilton, MA is assigned to Winthrop Elementary School (elementary), rated A-; Hamilton Wenham Regional High School (high), rated A; Miles River Middle School (middle), rated A. All sit in Hamilton-Wenham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mill St, South Hamilton, MA compare to other homes in South Hamilton 01982?

Among the 2,600 homes in South Hamilton 01982, it is worth more than 17% of them ($635,304 against a typical $902,671), its price per square foot is higher than 94% of them ($651 against a typical $456), it is bigger than 7% of them (976 ft² against a typical 1,998 ft²), its lot is bigger than 9% of them (0.16 ac against a typical 0.49 ac) and it is newer than 16% of them (1900 against a typical 1956). Measured against all of Essex County, it is worth more than 41% 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 Mill St, South Hamilton, MA?

The 2026 property tax bill for 21 Mill St, South Hamilton, MA was $8,231. The county assessed it at $547,300.

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Assigned schools

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