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Single Family ResidenceResidential
$2,126,980$405 / 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 $1,279,000 on Mar 17, 2017

25 KNOLLWOOD DR

DOVER, MA 02030
5
Beds
4.5
Baths
5,246 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.1M
$2M low$2.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,279,000 · Mar 17, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,846 (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.$1,672,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$664,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,007,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,033,760

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.37 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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.Colonial
CountyNORFOLK
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.2015
Lot (acres)The size of the land the home sits on, from county records.1.00
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
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(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
ChickeringB+
Elementary · Grades PK–5 · 1.1 mi
M
Dover-Sherborn Middle SchoolA-
Middle · Grades 6–8 · 2.3 mi
H
Dover-Sherborn High SchoolA+
High · Grades 9–12 · 2.5 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

25 Knollwood 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.

  • Worth more than 94% of homes in Norfolk County
  • Costs less per square foot than 75% of homes in Dover 02030
  • Bigger than 98% of homes in Norfolk County
  • Has a smaller lot than 79% of homes in Dover 02030
  • Newer than 70% 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
$740K$5M

This home is worth more than 64% 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$2,126,980
CheaperTypical $1,787,741Pricier

Pricier than 64% of homes nearby

Price per ft²$405
CheaperTypical $461Pricier

Pricier than 25% of homes nearby

Living area5,246 ft²
SmallerTypical 3,849 ft²Bigger

Bigger than 74% of homes nearby

Lot size1 ac
SmallerTypical 1.27 acBigger

Bigger than 21% of homes nearby

Year built1978
OlderTypical 1971Newer

Newer than 57% of homes nearby

How 25 Knollwood Dr ranks against every home in each area.
MeasureThis homeDover 02030Norfolk County
Estimated valuepricier than$2,126,98064% of homes94% of homes
Price per ft²pricier than$40525% of homes37% of homes
Living areabigger than5,246 ft²74% of homes98% of homes
Lot sizebigger than1 ac21% of homes79% of homes
Year builtnewer than197857% of homes70% of homes

About 25 Knollwood Dr

How much is 25 Knollwood Dr, Dover, MA worth?

The TopHap Estimate for 25 Knollwood Dr, Dover, MA is $2,126,980 as of Aug 30, 2026. The likely range is $2,044,996 to $2,208,964. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 25 Knollwood Dr, Dover, MA last sell?

25 Knollwood Dr, Dover, MA last sold on Mar 17, 2017 for $1,279,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 25 Knollwood Dr, Dover, MA?

25 Knollwood Dr, Dover, MA has 5 bedrooms, 4.5 bathrooms, 5,246 square feet of living space and a 1.00-acre lot.

When was 25 Knollwood Dr, Dover, MA built?

25 Knollwood Dr, Dover, MA was built in 1978, making it 48 years old. It is a colonial home. The building has 2 stories.

What schools serve 25 Knollwood Dr, Dover, MA?

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

How does 25 Knollwood Dr, Dover, MA compare to other homes in Dover 02030?

Among the 2,024 homes in Dover 02030, it is worth more than 64% of them ($2,126,980 against a typical $1,787,741), its price per square foot is higher than 25% of them ($405 against a typical $461), it is bigger than 74% of them (5,246 ft² against a typical 3,849 ft²), its lot is bigger than 21% of them (1 ac against a typical 1.27 ac) and it is newer than 57% of them (1978 against a typical 1971). Measured against all of Norfolk County, it is worth more than 94% 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 25 Knollwood Dr, Dover, MA?

The 2025 property tax bill for 25 Knollwood Dr, Dover, MA was $18,846. The county assessed it at $1,672,200.

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