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Duplex (2 Units, Any Combination)Residential
Last sold for $330,000 on Jun 24, 2024

21 UNION ST

MILFORD, MA 01757
4
Beds
3
Baths
1,617 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
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.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$330,000 · Jun 24, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,259 (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.$489,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$177,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$311,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$530,307

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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

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.Duplex Single
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.19
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(12)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Stacy Middle SchoolD
Middle · Grades 6–8 · 0.5 mi
H
Milford High SchoolD+
High · Grades 9–12 · 0.6 mi
E
Brookside
Elementary · Grades KG–2 · 0.6 mi

District: Milford School District

Neighborhood · ZIP 01757These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.30,920
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,071 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,236
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,375
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

21 Union 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.

  • Smaller than 65% of homes in Milford 01757
  • Has a smaller lot than 82% of homes in Milford 01757
  • Older than 73% of homes in Milford 01757

How it measures up in Milford 01757

The dot is this home. The mark in the middle is the typical home in Milford 01757.

Living area1,617 ft²
SmallerTypical 1,856 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.19 ac
SmallerTypical 0.31 acBigger

Bigger than 18% of homes nearby

Year built1950
OlderTypical 1971Newer

Newer than 27% of homes nearby

How 21 Union St ranks against every home in each area.
MeasureThis homeMilford 01757Worcester County
Living areabigger than1,617 ft²35% of homes45% of homes
Lot sizebigger than0.19 ac18% of homes18% of homes
Year builtnewer than195027% of homes33% of homes

About 21 Union St

When did 21 Union St, Milford, MA last sell?

21 Union St, Milford, MA last sold on Jun 24, 2024 for $330,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21 Union St, Milford, MA?

21 Union St, Milford, MA has 4 bedrooms, 3 bathrooms, 1,617 square feet of living space and a 0.19-acre lot.

When was 21 Union St, Milford, MA built?

21 Union St, Milford, MA was built in 1950, making it 76 years old. It is a duplex single home. The building has 2 stories.

What schools serve 21 Union St, Milford, MA?

21 Union St, Milford, MA is assigned to Stacy Middle School (middle), rated D; Milford High School (high), rated D+; Brookside (elementary). All sit in Milford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Union St, Milford, MA compare to other homes in Milford 01757?

Among the 8,863 homes in Milford 01757, it is bigger than 35% of them (1,617 ft² against a typical 1,856 ft²), its lot is bigger than 18% of them (0.19 ac against a typical 0.31 ac) and it is newer than 27% of them (1950 against a typical 1971). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Union St, Milford, MA?

The 2025 property tax bill for 21 Union St, Milford, MA was $6,259. The county assessed it at $489,000.

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