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Single Family ResidenceResidential
$234,545$226 / 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 98How 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

133 GROTON ST

SPRINGFIELD, MA 01129
3
Beds
1
Baths
1,036 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$235K
$230K low$239K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,050 (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.$197,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$139,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$194,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$280,257

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.Ranch
CountyHAMPDEN
Lot (acres)The size of the land the home sits on, from county records.0.21
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
Mary M WalshD+
Elementary · Grades PK–5 · 0.4 mi
H
Springfield Public Day High SchoolF
High · Grades 9–12 · 2.6 mi
M
STEM Middle AcademyD
Middle · Grades 6–8 · 3.0 mi

District: Springfield School District

Neighborhood · ZIP 01129These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.7,240
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,067 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,127
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,843
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

133 Groton 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 93% of homes in Sixteen Acres
  • Costs less per square foot than 68% of homes in Sixteen Acres
  • Smaller than 85% of homes in Hampden County
  • Has a smaller lot than 87% of homes in Springfield 01129
  • Older than 66% of homes in Springfield 01129

What homes are worth in Springfield 01129

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

This home
$180K$483K

This home is worth more than 14% of homes in Springfield 01129.

How it measures up in Springfield 01129

The dot is this home. The mark in the middle is the typical home in Springfield 01129.

Estimated value$234,545
CheaperTypical $298,996Pricier

Pricier than 14% of homes nearby

Price per ft²$226
CheaperTypical $237Pricier

Pricier than 41% of homes nearby

Living area1,036 ft²
SmallerTypical 1,232 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.21 ac
SmallerTypical 0.27 acBigger

Bigger than 13% of homes nearby

Year built1956
OlderTypical 1970Newer

Newer than 34% of homes nearby

How 133 Groton St ranks against every home in each area.
MeasureThis homeSixteen AcresSpringfield 01129Hampden County
Estimated valuepricier than$234,5457% of homes14% of homes8% of homes
Price per ft²pricier than$22632% of homes41% of homes37% of homes
Living areabigger than1,036 ft²28% of homes24% of homes15% of homes
Lot sizebigger than0.21 ac19% of homes13% of homes32% of homes
Year builtnewer than195644% of homes34% of homes51% of homes

About 133 Groton St

How much is 133 Groton St, Springfield, MA worth?

The TopHap Estimate for 133 Groton St, Springfield, MA is $234,545 as of Oct 21, 2026. The likely range is $230,499 to $238,591. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 133 Groton St, Springfield, MA last sell?

133 Groton St, Springfield, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 133 Groton St, Springfield, MA?

133 Groton St, Springfield, MA has 3 bedrooms, 1 bathrooms, 1,036 square feet of living space and a 0.21-acre lot.

When was 133 Groton St, Springfield, MA built?

133 Groton St, Springfield, MA was built in 1956, making it 70 years old. It is a ranch home. The building has 1 story.

What schools serve 133 Groton St, Springfield, MA?

133 Groton St, Springfield, MA is assigned to Mary M Walsh (elementary), rated D+; Springfield Public Day High School (high), rated F; STEM Middle Academy (middle), rated D. All sit in Springfield School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 133 Groton St, Springfield, MA compare to other homes in Springfield 01129?

Among the 2,759 homes in Springfield 01129, it is worth more than 14% of them ($234,545 against a typical $298,996), its price per square foot is higher than 41% of them ($226 against a typical $237), it is bigger than 24% of them (1,036 ft² against a typical 1,232 ft²), its lot is bigger than 13% of them (0.21 ac against a typical 0.27 ac) and it is newer than 34% of them (1956 against a typical 1970). Measured against all of Hampden County, it is worth more than 8% 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 133 Groton St, Springfield, MA?

The 2026 property tax bill for 133 Groton St, Springfield, MA was $3,050. The county assessed it at $197,300.

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