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Single Family ResidenceResidential
$513,802$302 / 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 92How 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

175 UNION ST

HOLDEN, MA 01520
3
Beds
2.5
Baths
1,700 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.
1.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$514K
$475K low$553K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,910 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$512,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$176,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$335,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$486,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$556,132

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.1.24
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(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
Dr. Leroy E. Mayo Elementary SchoolB+
Elementary · Grades KG–5 · 1.4 mi
H
Wachusett Regional High SchoolB
High · Grades 9–12 · 1.7 mi
M
Mountview Middle SchoolB+
Middle · Grades 6–8 · 2.2 mi

District: Wachusett School District

Neighborhood · ZIP 01520These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
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.16,121
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.782 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,960
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,066
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

175 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.

  • Has a bigger lot than 83% of homes in Holden 01520
  • Newer than 79% of homes in Worcester County

What homes are worth in Holden 01520

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

This home
$303K$907K

This home is worth more than 51% of homes in Holden 01520.

How it measures up in Holden 01520

The dot is this home. The mark in the middle is the typical home in Holden 01520.

Estimated value$513,802
CheaperTypical $506,668Pricier

Pricier than 51% of homes nearby

Price per ft²$302
CheaperTypical $293Pricier

Pricier than 57% of homes nearby

Living area1,700 ft²
SmallerTypical 1,748 ft²Bigger

Bigger than 47% of homes nearby

Lot size1.24 ac
SmallerTypical 0.48 acBigger

Bigger than 83% of homes nearby

Year built1996
OlderTypical 1968Newer

Newer than 74% of homes nearby

How 175 Union St ranks against every home in each area.
MeasureThis homeHolden 01520Worcester County
Estimated valuepricier than$513,80251% of homes58% of homes
Price per ft²pricier than$30257% of homes50% of homes
Living areabigger than1,700 ft²47% of homes50% of homes
Lot sizebigger than1.24 ac83% of homes72% of homes
Year builtnewer than199674% of homes79% of homes

About 175 Union St

How much is 175 Union St, Holden, MA worth?

The TopHap Estimate for 175 Union St, Holden, MA is $513,802 as of Oct 21, 2026. The likely range is $475,023 to $552,581. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 175 Union St, Holden, MA last sell?

175 Union St, Holden, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 175 Union St, Holden, MA?

175 Union St, Holden, MA has 3 bedrooms, 2.5 bathrooms, 1,700 square feet of living space and a 1.24-acre lot.

When was 175 Union St, Holden, MA built?

175 Union St, Holden, MA was built in 1996, making it 30 years old. It is a colonial home. The building has 2 stories.

What schools serve 175 Union St, Holden, MA?

175 Union St, Holden, MA is assigned to Dr. Leroy E. Mayo Elementary School (elementary), rated B+; Wachusett Regional High School (high), rated B; Mountview Middle School (middle), rated B+. All sit in Wachusett School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 175 Union St, Holden, MA compare to other homes in Holden 01520?

Among the 5,701 homes in Holden 01520, it is worth more than 51% of them ($513,802 against a typical $506,668), its price per square foot is higher than 57% of them ($302 against a typical $293), it is bigger than 47% of them (1,700 ft² against a typical 1,748 ft²), its lot is bigger than 83% of them (1.24 ac against a typical 0.48 ac) and it is newer than 74% of them (1996 against a typical 1968). Measured against all of Worcester County, it is worth more than 58% 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 175 Union St, Holden, MA?

The 2026 property tax bill for 175 Union St, Holden, MA was $6,910. The county assessed it at $512,600.

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