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Duplex (2 Units, Any Combination)Residential

604 MILL STREET EXT

LANCASTER, MA 01523
4
Beds
4 / 2
Baths
2,128 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

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.$65,000
ATHOL-CLINTON COOP BANK · recorded Nov 2, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,363 (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.$517,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$106,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$411,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$517,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Two Family
CountyWorcester
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.41
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.Radiant
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement

Transaction History(4)

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 · 1.5 mi
M
Luther Burbank Middle SchoolA
Middle · Grades 6–8 · 2.2 mi
E
Mary Rowlandson Elementary SchoolC
Elementary · Grades PK–5 · 2.2 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%

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

604 Mill Street Ext 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.

  • Bigger than 68% of homes in Worcester County
  • Has a smaller lot than 74% 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.

Living area2,128 ft²
SmallerTypical 1,798 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.41 ac
SmallerTypical 0.69 acBigger

Bigger than 26% of homes nearby

Year built1970
OlderTypical 1970Newer

Newer than 53% of homes nearby

How 604 Mill Street Ext ranks against every home in each area.
MeasureThis homeLancaster 01523Worcester County
Living areabigger than2,128 ft²67% of homes68% of homes
Lot sizebigger than0.41 ac26% of homes44% of homes
Year builtnewer than197053% of homes51% of homes

About 604 Mill Street Ext

How big is 604 Mill Street Ext, Lancaster, MA?

604 Mill Street Ext, Lancaster, MA has 4 bedrooms, 4 bathrooms, 2,128 square feet of living space and a 0.41-acre lot.

When was 604 Mill Street Ext, Lancaster, MA built?

604 Mill Street Ext, Lancaster, MA was built in 1970, making it 56 years old. It is a two family home. The building has 2 stories.

What schools serve 604 Mill Street Ext, Lancaster, MA?

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

How does 604 Mill Street Ext, Lancaster, MA compare to other homes in Lancaster 01523?

Among the 2,430 homes in Lancaster 01523, it is bigger than 67% of them (2,128 ft² against a typical 1,798 ft²), its lot is bigger than 26% of them (0.41 ac against a typical 0.69 ac) and it is newer than 53% of them (1970 against a typical 1970). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 604 Mill Street Ext, Lancaster, MA?

The 2025 property tax bill for 604 Mill Street Ext, Lancaster, MA was $8,363. The county assessed it at $517,500.

Closest homes

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Assigned schools

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