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Single Family ResidenceResidential
$547,469$275 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $245,000 on Oct 16, 2000

21 GLEN AVE

UPTON, MA 01568
3
Beds
3.5
Baths
1,989 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.
0.89 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$547K
$522K low$573K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$245,000 · Oct 16, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,859 (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.$521,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$235,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$286,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$531,050

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.29 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Conventional
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.89
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(1)

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
Memorial Elementary SchoolA
Elementary · Grades PK–4 · 0.9 mi
H
Nipmuc Regional High SchoolB-
High · Grades 9–12 · 1.0 mi
M
Miscoe Hill Middle SchoolB
Middle · Grades 5–8 · 4.0 mi

District: Mendon-Upton School District

Neighborhood · ZIP 01568These 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.41
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 100.63

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.1%
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.8,151
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.376 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$139,227
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$155,465
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 Glen Ave 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 75% of homes in Upton 01568
  • Costs less per square foot than 79% of homes in Upton 01568
  • Has a smaller lot than 71% of homes in Upton 01568
  • Older than 87% of homes in Upton 01568

What homes are worth in Upton 01568

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

This home
$327K$1.2M

This home is worth more than 25% of homes in Upton 01568.

How it measures up in Upton 01568

The dot is this home. The mark in the middle is the typical home in Upton 01568.

Estimated value$547,469
CheaperTypical $667,750Pricier

Pricier than 25% of homes nearby

Price per ft²$275
CheaperTypical $317Pricier

Pricier than 21% of homes nearby

Living area1,989 ft²
SmallerTypical 2,150 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.89 ac
SmallerTypical 1.83 acBigger

Bigger than 29% of homes nearby

Year built1900
OlderTypical 1989Newer

Newer than 13% of homes nearby

How 21 Glen Ave ranks against every home in each area.
MeasureThis homeUpton 01568Worcester County
Estimated valuepricier than$547,46925% of homes64% of homes
Price per ft²pricier than$27521% of homes32% of homes
Living areabigger than1,989 ft²43% of homes63% of homes
Lot sizebigger than0.89 ac29% of homes65% of homes
Year builtnewer than190013% of homes13% of homes

About 21 Glen Ave

How much is 21 Glen Ave, Upton, MA worth?

The TopHap Estimate for 21 Glen Ave, Upton, MA is $547,469 as of Sep 24, 2026. The likely range is $521,916 to $573,022. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Glen Ave, Upton, MA last sell?

21 Glen Ave, Upton, MA last sold on Oct 16, 2000 for $245,000, according to the county's recorded deed.

How big is 21 Glen Ave, Upton, MA?

21 Glen Ave, Upton, MA has 3 bedrooms, 3.5 bathrooms, 1,989 square feet of living space and a 0.89-acre lot.

When was 21 Glen Ave, Upton, MA built?

21 Glen Ave, Upton, MA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 21 Glen Ave, Upton, MA?

21 Glen Ave, Upton, MA is assigned to Memorial Elementary School (elementary), rated A; Nipmuc Regional High School (high), rated B-; Miscoe Hill Middle School (middle), rated B. All sit in Mendon-Upton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Glen Ave, Upton, MA compare to other homes in Upton 01568?

Among the 2,793 homes in Upton 01568, it is worth more than 25% of them ($547,469 against a typical $667,750), its price per square foot is higher than 21% of them ($275 against a typical $317), it is bigger than 43% of them (1,989 ft² against a typical 2,150 ft²), its lot is bigger than 29% of them (0.89 ac against a typical 1.83 ac) and it is newer than 13% of them (1900 against a typical 1989). Measured against all of Worcester County, it is worth more than 64% 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 21 Glen Ave, Upton, MA?

The 2025 property tax bill for 21 Glen Ave, Upton, MA was $6,859. The county assessed it at $521,600.

More homes on Glen Ave

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