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Single Family ResidenceResidential
$670,043$371 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $343,000 on Sep 30, 2009

237 MILL ST

LANCASTER, MA 01523
3
Beds
2.5
Baths
1,808 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.
0.82 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$670K
$627K low$714K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$343,000 · Sep 30, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,100 (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.$563,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$115,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$447,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$612,275

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
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.82
ConstructionThe main material the home's frame and walls are built from.Concrete
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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.

H
Nashoba Regional High SchoolA
High · Grades 9–12 · 2.1 mi
M
Luther Burbank Middle SchoolB+
Middle · Grades 6–8 · 2.4 mi
E
Mary Rowlandson Elementary SchoolB
Elementary · Grades PK–5 · 2.4 mi

District: Nashoba School District

Neighborhood · ZIP 01523These 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.54
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.7,826
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.342 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,338
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,782
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.50%

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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

237 Mill 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 81% of homes in Worcester County
  • Costs more per square foot than 81% of homes in Worcester County
  • Newer than 88% of homes in Worcester County

What homes are worth in Lancaster 01523

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

This home
$310K$1.1M

This home is worth more than 69% of homes in Lancaster 01523.

How it measures up in Lancaster 01523

The dot is this home. The mark in the middle is the typical home in Lancaster 01523.

Estimated value$670,043
CheaperTypical $545,073Pricier

Pricier than 69% of homes nearby

Price per ft²$371
CheaperTypical $325Pricier

Pricier than 77% of homes nearby

Living area1,808 ft²
SmallerTypical 1,801 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.82 ac
SmallerTypical 0.7 acBigger

Bigger than 55% of homes nearby

Year built2003
OlderTypical 1970Newer

Newer than 83% of homes nearby

How 237 Mill St ranks against every home in each area.
MeasureThis homeLancaster 01523Worcester County
Estimated valuepricier than$670,04369% of homes81% of homes
Price per ft²pricier than$37177% of homes81% of homes
Living areabigger than1,808 ft²50% of homes55% of homes
Lot sizebigger than0.82 ac55% of homes62% of homes
Year builtnewer than200383% of homes88% of homes

About 237 Mill St

How much is 237 Mill St, Lancaster, MA worth?

The TopHap Estimate for 237 Mill St, Lancaster, MA is $670,043 as of Oct 21, 2026. The likely range is $626,543 to $713,543. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 237 Mill St, Lancaster, MA last sell?

237 Mill St, Lancaster, MA last sold on Sep 30, 2009 for $343,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 237 Mill St, Lancaster, MA?

237 Mill St, Lancaster, MA has 3 bedrooms, 2.5 bathrooms, 1,808 square feet of living space and a 0.82-acre lot.

When was 237 Mill St, Lancaster, MA built?

237 Mill St, Lancaster, MA was built in 2003, making it 23 years old. It is a colonial home. The building has 2 stories.

What schools serve 237 Mill St, Lancaster, MA?

237 Mill St, Lancaster, MA is assigned to Nashoba Regional High School (high), rated A; Luther Burbank Middle School (middle), rated B+; Mary Rowlandson Elementary School (elementary), rated B. All sit in Nashoba School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 237 Mill St, Lancaster, MA compare to other homes in Lancaster 01523?

Among the 2,430 homes in Lancaster 01523, it is worth more than 69% of them ($670,043 against a typical $545,073), its price per square foot is higher than 77% of them ($371 against a typical $325), it is bigger than 50% of them (1,808 ft² against a typical 1,801 ft²), its lot is bigger than 55% of them (0.82 ac against a typical 0.7 ac) and it is newer than 83% of them (2003 against a typical 1970). Measured against all of Worcester County, it is worth more than 81% 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 237 Mill St, Lancaster, MA?

The 2025 property tax bill for 237 Mill St, Lancaster, MA was $9,100. The county assessed it at $563,100.

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