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Single Family ResidenceResidential
$552,394$295 / 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 93How 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 $470,000 on Aug 4, 2021

21 ROCK ST

WHITMAN, MA 02382
3
Beds
1.5
Baths
1,870 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.
1915
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

$552K
$514K low$591K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$470,000 · Aug 4, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,933 (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.$452,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$210,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$241,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$562,020

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPLYMOUTH
Lot (acres)The size of the land the home sits on, from county records.0.27
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.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(9)

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
Conley Elementary SchoolB+
Elementary · Grades KG–5 · 0.4 mi
M
Whitman Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
H
Whitman - Hanson Regional High SchoolC+
High · Grades 9–12 · 2.2 mi

District: Whitman-Hanson School District

Neighborhood · ZIP 02382These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.15,578
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,237 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,806
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,216
Average tempThe average temperature here across a full year.50°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.52%

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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 Rock 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 more than 70% of homes in Whitman 02382
  • Costs less per square foot than 86% of homes in Plymouth County
  • Has a smaller lot than 68% of homes in Whitman 02382
  • Older than 87% of homes in Plymouth County

What homes are worth in Whitman 02382

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

This home
$330K$810K

This home is worth more than 70% of homes in Whitman 02382.

How it measures up in Whitman 02382

The dot is this home. The mark in the middle is the typical home in Whitman 02382.

Estimated value$552,394
CheaperTypical $498,508Pricier

Pricier than 70% of homes nearby

Price per ft²$295
CheaperTypical $319Pricier

Pricier than 36% of homes nearby

Living area1,870 ft²
SmallerTypical 1,691 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.27 ac
SmallerTypical 0.34 acBigger

Bigger than 32% of homes nearby

Year built1915
OlderTypical 1960Newer

Newer than 30% of homes nearby

How 21 Rock St ranks against every home in each area.
MeasureThis homeWhitman 02382Plymouth County
Estimated valuepricier than$552,39470% of homes36% of homes
Price per ft²pricier than$29536% of homes14% of homes
Living areabigger than1,870 ft²59% of homes57% of homes
Lot sizebigger than0.27 ac32% of homes32% of homes
Year builtnewer than191530% of homes13% of homes

About 21 Rock St

How much is 21 Rock St, Whitman, MA worth?

The TopHap Estimate for 21 Rock St, Whitman, MA is $552,394 as of Sep 24, 2026. The likely range is $514,069 to $590,719. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Rock St, Whitman, MA last sell?

21 Rock St, Whitman, MA last sold on Aug 4, 2021 for $470,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Rock St, Whitman, MA?

21 Rock St, Whitman, MA has 3 bedrooms, 1.5 bathrooms, 1,870 square feet of living space and a 0.27-acre lot.

When was 21 Rock St, Whitman, MA built?

21 Rock St, Whitman, MA was built in 1915, making it 111 years old. The building has 2 stories.

What schools serve 21 Rock St, Whitman, MA?

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

How does 21 Rock St, Whitman, MA compare to other homes in Whitman 02382?

Among the 4,675 homes in Whitman 02382, it is worth more than 70% of them ($552,394 against a typical $498,508), its price per square foot is higher than 36% of them ($295 against a typical $319), it is bigger than 59% of them (1,870 ft² against a typical 1,691 ft²), its lot is bigger than 32% of them (0.27 ac against a typical 0.34 ac) and it is newer than 30% of them (1915 against a typical 1960). Measured against all of Plymouth County, it is worth more than 36% 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 Rock St, Whitman, MA?

The 2025 property tax bill for 21 Rock St, Whitman, MA was $5,933. The county assessed it at $452,200.

More homes on Rock St

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