Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$259,702$147 / 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 97How 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

21 CARL ST

WARREN, MA 01083
3
Beds
1
Baths
1,765 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.
0.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$260K
$251K low$268K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,398 (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.$230,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$49,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$178,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$213,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$266,278

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.37
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Quaboag Regional Middle SchoolD+
Middle · Grades 7–8 · 1.0 mi
H
Quaboag Regional High SchoolC-
High · Grades 9–12 · 1.0 mi
E
Warren Elementary SchoolC-
Elementary · Grades PK–6 · 1.7 mi

District: Quaboag Regional School District

Neighborhood · ZIP 01083These 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.151
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.55

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.721
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.239 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,462
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,533
Average tempThe average temperature here across a full year.46°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%

Owner Tools

Do you own this home?
Claim this home

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 Carl 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.

  • Worth less than 96% of homes in Worcester County
  • Among the lowest price per square foot in Worcester County
  • Has a smaller lot than 73% of homes in Warren 01083
  • Older than 80% of homes in Worcester County

What homes are worth in Warren 01083

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

This home
$163K$623K

This home is worth more than 14% of homes in Warren 01083.

How it measures up in Warren 01083

The dot is this home. The mark in the middle is the typical home in Warren 01083.

Estimated value$259,702
CheaperTypical $342,219Pricier

Pricier than 14% of homes nearby

Price per ft²$147
CheaperTypical $224Pricier

Pricier than 11% of homes nearby

Living area1,765 ft²
SmallerTypical 1,675 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.37 ac
SmallerTypical 1 acBigger

Bigger than 27% of homes nearby

Year built1920
OlderTypical 1970Newer

Newer than 37% of homes nearby

How 21 Carl St ranks against every home in each area.
MeasureThis homeWarren 01083Worcester County
Estimated valuepricier than$259,70214% of homes4% of homes
Price per ft²pricier than$14711% of homesalmost no homes
Living areabigger than1,765 ft²56% of homes53% of homes
Lot sizebigger than0.37 ac27% of homes40% of homes
Year builtnewer than192037% of homes20% of homes

About 21 Carl St

How much is 21 Carl St, Warren, MA worth?

The TopHap Estimate for 21 Carl St, Warren, MA is $259,702 as of Oct 21, 2026. The likely range is $251,228 to $268,176. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Carl St, Warren, MA last sell?

21 Carl St, Warren, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Carl St, Warren, MA?

21 Carl St, Warren, MA has 3 bedrooms, 1 bathrooms, 1,765 square feet of living space and a 0.37-acre lot.

When was 21 Carl St, Warren, MA built?

21 Carl St, Warren, MA was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 21 Carl St, Warren, MA?

21 Carl St, Warren, MA is assigned to Quaboag Regional Middle School (middle), rated D+; Quaboag Regional High School (high), rated C-; Warren Elementary School (elementary), rated C-. All sit in Quaboag Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Carl St, Warren, MA compare to other homes in Warren 01083?

Among the 1,043 homes in Warren 01083, it is worth more than 14% of them ($259,702 against a typical $342,219), its price per square foot is higher than 11% of them ($147 against a typical $224), it is bigger than 56% of them (1,765 ft² against a typical 1,675 ft²), its lot is bigger than 27% of them (0.37 ac against a typical 1 ac) and it is newer than 37% of them (1920 against a typical 1970). Measured against all of Worcester County, it is worth more than 4% 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 Carl St, Warren, MA?

The 2026 property tax bill for 21 Carl St, Warren, MA was $3,398. The county assessed it at $230,500.

More homes on Carl St

Closest homes

More homes in Warren 01083

Assigned schools

Explore the area

See this home in context

Open 21 Carl St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map