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Single Family ResidenceResidential
$3,636,168$946 / 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 84How 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

21 JUNCTION ST

DOVER, MA 02030
4
Beds
5 / 1
Baths
3,843 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.
16.08 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$3.6M
$3.1M low$4.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,871 (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.$1,851,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,252,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$599,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,835,700

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.39 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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
CountyNorfolk
Lot (acres)The size of the land the home sits on, from county records.16.08
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.Wood Shingle
HeatingThe type of heating system in the home.Forced Air
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

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

H
Dover-Sherborn High SchoolA+
High · Grades 9–12 · 0.3 mi
M
Dover-Sherborn Middle SchoolA+
Middle · Grades 6–8 · 0.4 mi
E
ChickeringA+
Elementary · Grades PK–5 · 3.8 mi

District: Dover-Sherborn School District

Neighborhood · ZIP 02030These 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.20
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 100.64

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.9%
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.6,156
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.395 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$255,888
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$370,229
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.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 Junction 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.

  • Among the most valuable homes in Norfolk County
  • Costs more per square foot than 98% of homes in Dover 02030
  • Bigger than 95% of homes in Norfolk County
  • Has a bigger lot than 98% of homes in Dover 02030
  • Newer than 72% of homes in Norfolk County

What homes are worth in Dover 02030

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

This home
$704K$5.1M

This home is worth more than 93% of homes in Dover 02030.

How it measures up in Dover 02030

The dot is this home. The mark in the middle is the typical home in Dover 02030.

Estimated value$3,636,168
CheaperTypical $1,809,804Pricier

Pricier than 93% of homes nearby

Price per ft²$946
CheaperTypical $461Pricier

Pricier than 98% of homes nearby

Living area3,843 ft²
SmallerTypical 3,842 ft²Bigger

Bigger than 50% of homes nearby

Lot size16.08 ac
SmallerTypical 1.27 acBigger

Bigger than 98% of homes nearby

Year built1981
OlderTypical 1971Newer

Newer than 61% of homes nearby

How 21 Junction St ranks against every home in each area.
MeasureThis homeDover 02030Norfolk County
Estimated valuepricier than$3,636,16893% of homesalmost all homes
Price per ft²pricier than$94698% of homes93% of homes
Living areabigger than3,843 ft²50% of homes95% of homes
Lot sizebigger than16.08 ac98% of homes98% of homes
Year builtnewer than198161% of homes72% of homes

About 21 Junction St

How much is 21 Junction St, Dover, MA worth?

The TopHap Estimate for 21 Junction St, Dover, MA is $3,636,168 as of Sep 24, 2026. The likely range is $3,051,900 to $4,220,435. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Junction St, Dover, MA last sell?

21 Junction St, Dover, MA last sold on Nov 10, 1994, according to the county's recorded deed.

How big is 21 Junction St, Dover, MA?

21 Junction St, Dover, MA has 4 bedrooms, 5 bathrooms, 3,843 square feet of living space and a 16.08-acre lot.

When was 21 Junction St, Dover, MA built?

21 Junction St, Dover, MA was built in 1981, making it 45 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Junction St, Dover, MA?

21 Junction St, Dover, MA is assigned to Dover-Sherborn High School (high), rated A+; Dover-Sherborn Middle School (middle), rated A+; Chickering (elementary), rated A+. All sit in Dover-Sherborn School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Junction St, Dover, MA compare to other homes in Dover 02030?

Among the 2,024 homes in Dover 02030, it is worth more than 93% of them ($3,636,168 against a typical $1,809,804), its price per square foot is higher than 98% of them ($946 against a typical $461), it is bigger than 50% of them (3,843 ft² against a typical 3,842 ft²), its lot is bigger than 98% of them (16.08 ac against a typical 1.27 ac) and it is newer than 61% of them (1981 against a typical 1971). Measured against all of Norfolk County, it is worth more than almost all 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 Junction St, Dover, MA?

The 2025 property tax bill for 21 Junction St, Dover, MA was $20,871. The county assessed it at $1,851,900.

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