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Single Family ResidenceResidential
$570,093$205 / 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 86How 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 $410,000 on Oct 11, 2023

348 SUDBURY ST

MARLBOROUGH, MA 01752
0
Baths
2,780 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.
2.01 ac
Lot SizeThe size of the land the home sits on, from county records.
2024
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

$570K
$490K low$650K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$410,000 · Oct 11, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,825 (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.$489,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$262,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$227,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$804,555

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
59
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.2.01
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Francis J. Kane Elementary SchoolC-
Elementary · Grades KG–5 · 2.3 mi
H
Marlborough High SchoolC-
High · Grades 9–12 · 2.9 mi
M
1LT Charles W. Whitcomb SchoolB-
Middle · Grades 6–8 · 3.1 mi

District: Marlborough School District

Neighborhood · ZIP 01752These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
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.42,223
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,953 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,959
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,206
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

348 Sudbury 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 78% of homes in Middlesex County
  • Among the lowest price per square foot in Middlesex County
  • Bigger than 88% of homes in Marlborough 01752
  • Has a bigger lot than 89% of homes in Middlesex County
  • Among the newest homes in Marlborough 01752

What homes are worth in Marlborough 01752

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

This home
$190K$1.1M

This home is worth more than 60% of homes in Marlborough 01752.

How it measures up in Marlborough 01752

The dot is this home. The mark in the middle is the typical home in Marlborough 01752.

Estimated value$570,093
CheaperTypical $523,793Pricier

Pricier than 60% of homes nearby

Price per ft²$205
CheaperTypical $336Pricier

Pricier than 2% of homes nearby

Living area2,780 ft²
SmallerTypical 1,587 ft²Bigger

Bigger than 88% of homes nearby

Lot size2.01 ac
SmallerTypical 0.46 acBigger

Bigger than 84% of homes nearby

Year built2024
OlderTypical 1966Newer

Newer than almost all homes nearby

How 348 Sudbury St ranks against every home in each area.
MeasureThis homeMarlborough 01752Middlesex County
Estimated valuepricier than$570,09360% of homes22% of homes
Price per ft²pricier than$2052% of homesalmost no homes
Living areabigger than2,780 ft²88% of homes81% of homes
Lot sizebigger than2.01 ac84% of homes89% of homes
Year builtnewer than2024almost all homesalmost all homes

About 348 Sudbury St

How much is 348 Sudbury St, Marlborough, MA worth?

The TopHap Estimate for 348 Sudbury St, Marlborough, MA is $570,093 as of Aug 30, 2026. The likely range is $489,898 to $650,288. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 348 Sudbury St, Marlborough, MA last sell?

348 Sudbury St, Marlborough, MA last sold on Oct 11, 2023 for $410,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 348 Sudbury St, Marlborough, MA?

348 Sudbury St, Marlborough, MA has 2,780 square feet of living space and a 2.01-acre lot.

When was 348 Sudbury St, Marlborough, MA built?

348 Sudbury St, Marlborough, MA was built in 2024, making it 2 years old. It is a colonial home. The building has 3 stories.

What schools serve 348 Sudbury St, Marlborough, MA?

348 Sudbury St, Marlborough, MA is assigned to Francis J. Kane Elementary School (elementary), rated C-; Marlborough High School (high), rated C-; 1LT Charles W. Whitcomb School (middle), rated B-. All sit in Marlborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 348 Sudbury St, Marlborough, MA compare to other homes in Marlborough 01752?

Among the 10,751 homes in Marlborough 01752, it is worth more than 60% of them ($570,093 against a typical $523,793), its price per square foot is higher than 2% of them ($205 against a typical $336), it is bigger than 88% of them (2,780 ft² against a typical 1,587 ft²), its lot is bigger than 84% of them (2.01 ac against a typical 0.46 ac) and it is newer than almost all of them (2024 against a typical 1966). Measured against all of Middlesex County, it is worth more than 22% 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 348 Sudbury St, Marlborough, MA?

The 2025 property tax bill for 348 Sudbury St, Marlborough, MA was $4,825. The county assessed it at $489,400.

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