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Single Family ResidenceResidential
$248,884$99 / 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 91How 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 MCKNIGHT ST

SPRINGFIELD, MA 01109
5
Beds
3.5
Baths
2,525 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.
1900
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

$249K
$226K low$272K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,965 (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.$191,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$166,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$211,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$281,818

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Colonial
CountyHAMPDEN
Lot (acres)The size of the land the home sits on, from county records.0.23
HeatingThe type of heating system in the home.Steam
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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
Rebecca M JohnsonD
Elementary · Grades PK–5 · 0.1 mi
H
High School of CommerceD-
High · Grades 9–12 · 0.8 mi
M
Springfield Public Day Middle SchoolF
Middle · Grades 6–8 · 0.8 mi

District: Springfield School District

Neighborhood · ZIP 01109These 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.120
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.58

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.30,719
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,746 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$42,209
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$60,328
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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 Mcknight 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 88% of homes in Hampden County
  • Among the lowest price per square foot in Hampden County
  • Bigger than 85% of homes in Hampden County
  • Has a bigger lot than 87% of homes in Springfield 01109
  • Older than 92% of homes in Hampden County

What homes are worth in Springfield 01109

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

This home
$175K$420K

This home is worth more than 35% of homes in Springfield 01109.

How it measures up in Springfield 01109

The dot is this home. The mark in the middle is the typical home in Springfield 01109.

Estimated value$248,884
CheaperTypical $265,456Pricier

Pricier than 35% of homes nearby

Price per ft²$99
CheaperTypical $209Pricier

Pricier than 4% of homes nearby

Living area2,525 ft²
SmallerTypical 1,531 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.23 ac
SmallerTypical 0.14 acBigger

Bigger than 87% of homes nearby

Year built1900
OlderTypical 1924Newer

Newer than 11% of homes nearby

How 21 Mcknight St ranks against every home in each area.
MeasureThis homeMcKnightSpringfield 01109Hampden County
Estimated valuepricier than$248,88430% of homes35% of homes12% of homes
Price per ft²pricier than$9917% of homes4% of homesalmost no homes
Living areabigger than2,525 ft²53% of homes81% of homes85% of homes
Lot sizebigger than0.23 ac82% of homes87% of homes36% of homes
Year builtnewer than190035% of homes11% of homes8% of homes

About 21 Mcknight St

How much is 21 Mcknight St, Springfield, MA worth?

The TopHap Estimate for 21 Mcknight St, Springfield, MA is $248,884 as of Oct 21, 2026. The likely range is $226,179 to $271,589. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mcknight St, Springfield, MA last sell?

21 Mcknight St, Springfield, MA last sold on Jun 8, 2012, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 21 Mcknight St, Springfield, MA?

21 Mcknight St, Springfield, MA has 5 bedrooms, 3.5 bathrooms, 2,525 square feet of living space and a 0.23-acre lot.

When was 21 Mcknight St, Springfield, MA built?

21 Mcknight St, Springfield, MA was built in 1900, making it 126 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Mcknight St, Springfield, MA?

21 Mcknight St, Springfield, MA is assigned to Rebecca M Johnson (elementary), rated D; High School of Commerce (high), rated D-; Springfield Public Day Middle School (middle), rated F. All sit in Springfield School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mcknight St, Springfield, MA compare to other homes in Springfield 01109?

Among the 6,512 homes in Springfield 01109, it is worth more than 35% of them ($248,884 against a typical $265,456), its price per square foot is higher than 4% of them ($99 against a typical $209), it is bigger than 81% of them (2,525 ft² against a typical 1,531 ft²), its lot is bigger than 87% of them (0.23 ac against a typical 0.14 ac) and it is newer than 11% of them (1900 against a typical 1924). Measured against all of Hampden County, it is worth more than 12% 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 Mcknight St, Springfield, MA?

The 2026 property tax bill for 21 Mcknight St, Springfield, MA was $2,965. The county assessed it at $191,800.

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