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Single Family ResidenceResidential
$1,180,180$413 / 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 82How 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 $275,000 on Oct 25, 2019

9 B ST

HOPKINTON, MA 01748
2
Beds
2.5
Baths
2,856 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.
0.63 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$973K low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$275,000 · Oct 25, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,762 (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.$1,111,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$245,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$866,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,063,145

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.0.63
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.

M
Hopkinton Middle SchoolA
Middle · Grades 6–8 · 0.9 mi
H
Hopkinton High SchoolA+
High · Grades 9–12 · 0.9 mi
E
Marathon Elementary School
Elementary · Grades PK–1 · 1.2 mi

District: Hopkinton School District

Neighborhood · ZIP 01748These 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.36
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 100.66

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.3%
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.19,208
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.687 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$189,861
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$255,819
Average tempThe average temperature here across a full year.48°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

9 B 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 79% of homes in Middlesex County
  • Bigger than 83% of homes in Middlesex County
  • Has a smaller lot than 79% of homes in Hopkinton 01748
  • Among the newest homes in Middlesex County

What homes are worth in Hopkinton 01748

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

This home
$438K$2.1M

This home is worth more than 69% of homes in Hopkinton 01748.

How it measures up in Hopkinton 01748

The dot is this home. The mark in the middle is the typical home in Hopkinton 01748.

Estimated value$1,180,180
CheaperTypical $996,473Pricier

Pricier than 69% of homes nearby

Price per ft²$413
CheaperTypical $435Pricier

Pricier than 40% of homes nearby

Living area2,856 ft²
SmallerTypical 2,332 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.63 ac
SmallerTypical 1.21 acBigger

Bigger than 21% of homes nearby

Year built2020
OlderTypical 1992Newer

Newer than 95% of homes nearby

How 9 B St ranks against every home in each area.
MeasureThis homeHopkinton 01748Middlesex County
Estimated valuepricier than$1,180,18069% of homes79% of homes
Price per ft²pricier than$41340% of homes36% of homes
Living areabigger than2,856 ft²70% of homes83% of homes
Lot sizebigger than0.63 ac21% of homes70% of homes
Year builtnewer than202095% of homesalmost all homes

About 9 B St

How much is 9 B St, Hopkinton, MA worth?

The TopHap Estimate for 9 B St, Hopkinton, MA is $1,180,180 as of Aug 30, 2026. The likely range is $973,213 to $1,387,147. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 B St, Hopkinton, MA last sell?

9 B St, Hopkinton, MA last sold on Oct 25, 2019 for $275,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9 B St, Hopkinton, MA?

9 B St, Hopkinton, MA has 2 bedrooms, 2.5 bathrooms, 2,856 square feet of living space and a 0.63-acre lot.

When was 9 B St, Hopkinton, MA built?

9 B St, Hopkinton, MA was built in 2020, making it 6 years old. It is a colonial home. The building has 2 stories.

What schools serve 9 B St, Hopkinton, MA?

9 B St, Hopkinton, MA is assigned to Hopkinton Middle School (middle), rated A; Hopkinton High School (high), rated A+; Marathon Elementary School (elementary). All sit in Hopkinton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 B St, Hopkinton, MA compare to other homes in Hopkinton 01748?

Among the 6,096 homes in Hopkinton 01748, it is worth more than 69% of them ($1,180,180 against a typical $996,473), its price per square foot is higher than 40% of them ($413 against a typical $435), it is bigger than 70% of them (2,856 ft² against a typical 2,332 ft²), its lot is bigger than 21% of them (0.63 ac against a typical 1.21 ac) and it is newer than 95% of them (2020 against a typical 1992). Measured against all of Middlesex County, it is worth more than 79% 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 9 B St, Hopkinton, MA?

The 2025 property tax bill for 9 B St, Hopkinton, MA was $15,762. The county assessed it at $1,111,600.

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