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Single Family ResidenceResidential
$359,710$253 / 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 Sep 24, 2026

11 KNOLLWOOD CIR

WESTFIELD, MA 01085
3
Beds
1.5
Baths
1,420 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
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

$360K
$349K low$371K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,002 (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.$335,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$118,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$298,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$321,878

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.Cape Cod
CountyHAMPDEN
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Concrete
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(3)

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
Munger Hill Elementary SchoolD+
Elementary · Grades KG–4 · 1.4 mi
M
Westfield Middle SchoolC-
Middle · Grades 7–8 · 2.8 mi
H
Westfield High SchoolC-
High · Grades 9–12 · 4.7 mi

District: Westfield School District

Neighborhood · ZIP 01085These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.60

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
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.42,029
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.668 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,603
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,101
Average tempThe average temperature here across a full year.48°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

11 Knollwood Cir 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 smaller lot than 68% of homes in Westfield 01085
  • Newer than 66% of homes in Hampden County

What homes are worth in Westfield 01085

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

This home
$188K$745K

This home is worth more than 42% of homes in Westfield 01085.

How it measures up in Westfield 01085

The dot is this home. The mark in the middle is the typical home in Westfield 01085.

Estimated value$359,710
CheaperTypical $380,983Pricier

Pricier than 42% of homes nearby

Price per ft²$253
CheaperTypical $252Pricier

Pricier than 51% of homes nearby

Living area1,420 ft²
SmallerTypical 1,634 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.34 ac
SmallerTypical 0.5 acBigger

Bigger than 32% of homes nearby

Year built1967
OlderTypical 1964Newer

Newer than 55% of homes nearby

How 11 Knollwood Cir ranks against every home in each area.
MeasureThis homeWestfield 01085Hampden County
Estimated valuepricier than$359,71042% of homes59% of homes
Price per ft²pricier than$25351% of homes57% of homes
Living areabigger than1,420 ft²38% of homes42% of homes
Lot sizebigger than0.34 ac32% of homes55% of homes
Year builtnewer than196755% of homes66% of homes

About 11 Knollwood Cir

How much is 11 Knollwood Cir, Westfield, MA worth?

The TopHap Estimate for 11 Knollwood Cir, Westfield, MA is $359,710 as of Sep 24, 2026. The likely range is $348,511 to $370,909. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11 Knollwood Cir, Westfield, MA last sell?

11 Knollwood Cir, Westfield, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 11 Knollwood Cir, Westfield, MA?

11 Knollwood Cir, Westfield, MA has 3 bedrooms, 1.5 bathrooms, 1,420 square feet of living space and a 0.34-acre lot.

When was 11 Knollwood Cir, Westfield, MA built?

11 Knollwood Cir, Westfield, MA was built in 1967, making it 59 years old. It is a cape cod home. The building has 2 stories.

What schools serve 11 Knollwood Cir, Westfield, MA?

11 Knollwood Cir, Westfield, MA is assigned to Munger Hill Elementary School (elementary), rated D+; Westfield Middle School (middle), rated C-; Westfield High School (high), rated C-. All sit in Westfield School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11 Knollwood Cir, Westfield, MA compare to other homes in Westfield 01085?

Among the 11,970 homes in Westfield 01085, it is worth more than 42% of them ($359,710 against a typical $380,983), its price per square foot is higher than 51% of them ($253 against a typical $252), it is bigger than 38% of them (1,420 ft² against a typical 1,634 ft²), its lot is bigger than 32% of them (0.34 ac against a typical 0.5 ac) and it is newer than 55% of them (1967 against a typical 1964). Measured against all of Hampden County, it is worth more than 59% 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 11 Knollwood Cir, Westfield, MA?

The 2026 property tax bill for 11 Knollwood Cir, Westfield, MA was $5,002. The county assessed it at $335,000.

More homes on Knollwood Cir

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Assigned schools

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