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Triplex (3 Units, Any Combination)Residential
Last sold for $125,000 on May 13, 2010

15 KOSMAS ST

WEBSTER, MA 01570
6
Beds
3
Baths
4,801 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1937
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$125,000 · May 13, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,747 (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.$652,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$52,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$599,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Steam
FireplaceWhether the home has a fireplace, and what kind.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(6)

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
Bartlett High SchoolD-
High · Grades 9–12 · 0.3 mi
M
Webster Middle SchoolC-
Middle · Grades 5–8 · 0.3 mi
E
Park Avenue Elementary SchoolC
Elementary · Grades PK–4 · 0.7 mi

District: Webster School District

Neighborhood · ZIP 01570These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.18,400
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,263 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,022
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,132
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

15 Kosmas 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.

  • Among the largest homes in Worcester County
  • Has a smaller lot than 75% of homes in Worcester County
  • Older than 74% of homes in Worcester County

How it measures up in Webster 01570

The dot is this home. The mark in the middle is the typical home in Webster 01570.

Living area4,801 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.23 ac
SmallerTypical 0.29 acBigger

Bigger than 35% of homes nearby

Year built1937
OlderTypical 1961Newer

Newer than 28% of homes nearby

How 15 Kosmas St ranks against every home in each area.
MeasureThis homeWebster 01570Worcester County
Living areabigger than4,801 ft²98% of homesalmost all homes
Lot sizebigger than0.23 ac35% of homes25% of homes
Year builtnewer than193728% of homes26% of homes

About 15 Kosmas St

When did 15 Kosmas St, Webster, MA last sell?

15 Kosmas St, Webster, MA last sold on May 13, 2010 for $125,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 15 Kosmas St, Webster, MA?

15 Kosmas St, Webster, MA has 6 bedrooms, 3 bathrooms, 4,801 square feet of living space and a 0.23-acre lot.

When was 15 Kosmas St, Webster, MA built?

15 Kosmas St, Webster, MA was built in 1937, making it 89 years old. The building has 2 stories.

What schools serve 15 Kosmas St, Webster, MA?

15 Kosmas St, Webster, MA is assigned to Bartlett High School (high), rated D-; Webster Middle School (middle), rated C-; Park Avenue Elementary School (elementary), rated C. All sit in Webster School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Kosmas St, Webster, MA compare to other homes in Webster 01570?

Among the 5,375 homes in Webster 01570, it is bigger than 98% of them (4,801 ft² against a typical 1,700 ft²), its lot is bigger than 35% of them (0.23 ac against a typical 0.29 ac) and it is newer than 28% of them (1937 against a typical 1961). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 15 Kosmas St, Webster, MA?

The 2025 property tax bill for 15 Kosmas St, Webster, MA was $7,747. The county assessed it at $652,100.

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Assigned schools

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