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Single Family ResidenceResidential
$961,781$629 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $470,000 on May 20, 2019

73 PROSPECT ST

SHERBORN, MA 01770
3
Beds
1.5
Baths
1,530 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.
8 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
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

$962K
$885K low$1M 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 · May 20, 2019
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$711,781
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$569,425
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.27%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$250,000
LEADER BANK NA · P · recorded May 20, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,228 (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.$797,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$464,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$333,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$673,835

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.8 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.Colonial
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.8.00
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.Hot Water
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
Pine HillA
Elementary · Grades PK–5 · 1.3 mi
M
Dover-Sherborn Middle SchoolA-
Middle · Grades 6–8 · 4.2 mi
H
Dover-Sherborn High SchoolA+
High · Grades 9–12 · 4.2 mi

District: Dover-Sherborn School District

Neighborhood · ZIP 01770These 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.30
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 100.70

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.4,823
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.296 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$201,223
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$271,124
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

73 Prospect 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 80% of homes in Sherborn 01770
  • Costs more per square foot than 96% of homes in Sherborn 01770
  • Smaller than 94% of homes in Sherborn 01770
  • Has a bigger lot than 96% of homes in Middlesex County
  • Older than 83% of homes in Sherborn 01770

What homes are worth in Sherborn 01770

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

This home
$552K$3M

This home is worth more than 20% of homes in Sherborn 01770.

How it measures up in Sherborn 01770

The dot is this home. The mark in the middle is the typical home in Sherborn 01770.

Estimated value$961,781
CheaperTypical $1,251,180Pricier

Pricier than 20% of homes nearby

Price per ft²$629
CheaperTypical $426Pricier

Pricier than 96% of homes nearby

Living area1,530 ft²
SmallerTypical 2,965 ft²Bigger

Bigger than 6% of homes nearby

Lot size8 ac
SmallerTypical 2.2 acBigger

Bigger than 91% of homes nearby

Year built1952
OlderTypical 1970Newer

Newer than 17% of homes nearby

How 73 Prospect St ranks against every home in each area.
MeasureThis homeSherborn 01770Middlesex County
Estimated valuepricier than$961,78120% of homes67% of homes
Price per ft²pricier than$62996% of homes79% of homes
Living areabigger than1,530 ft²6% of homes36% of homes
Lot sizebigger than8 ac91% of homes96% of homes
Year builtnewer than195217% of homes44% of homes

About 73 Prospect St

How much is 73 Prospect St, Sherborn, MA worth?

The TopHap Estimate for 73 Prospect St, Sherborn, MA is $961,781 as of Jul 14, 2026. The likely range is $885,356 to $1,038,206. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 73 Prospect St, Sherborn, MA last sell?

73 Prospect St, Sherborn, MA last sold on May 20, 2019 for $470,000, according to the county's recorded deed.

How big is 73 Prospect St, Sherborn, MA?

73 Prospect St, Sherborn, MA has 3 bedrooms, 1.5 bathrooms, 1,530 square feet of living space and a 8.00-acre lot.

When was 73 Prospect St, Sherborn, MA built?

73 Prospect St, Sherborn, MA was built in 1952, making it 74 years old. It is a colonial home. The building has 2 stories.

What schools serve 73 Prospect St, Sherborn, MA?

73 Prospect St, Sherborn, MA is assigned to Pine Hill (elementary), rated A; 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 73 Prospect St, Sherborn, MA compare to other homes in Sherborn 01770?

Among the 1,542 homes in Sherborn 01770, it is worth more than 20% of them ($961,781 against a typical $1,251,180), its price per square foot is higher than 96% of them ($629 against a typical $426), it is bigger than 6% of them (1,530 ft² against a typical 2,965 ft²), its lot is bigger than 91% of them (8 ac against a typical 2.2 ac) and it is newer than 17% of them (1952 against a typical 1970). Measured against all of Middlesex County, it is worth more than 67% 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 73 Prospect St, Sherborn, MA?

The 2025 property tax bill for 73 Prospect St, Sherborn, MA was $13,228. The county assessed it at $797,800.

Closest homes

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Assigned schools

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