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Single Family ResidenceResidential
$768,541$392 / 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 92How 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
Last sold for $247,000 on Dec 17, 1999

345 PROSPECT ST

NORTHAMPTON, MA 01060
5
Beds
2.5
Baths
1,963 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.
0.16 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.
3
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$769K
$711K low$826K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$247,000 · Dec 17, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,981 (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.$644,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$237,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$407,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$621,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$890,530

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.Conventional
CountyHAMPSHIRE
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.2015
Lot (acres)The size of the land the home sits on, from county records.0.16
HeatingThe type of heating system in the home.Hot Water
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.

E
Jackson Street SchoolB
Elementary · Grades KG–5 · 0.3 mi
H
Northampton High SchoolA-
High · Grades 9–12 · 0.4 mi
M
John F. Kennedy Middle SchoolC+
Middle · Grades 6–8 · 1.8 mi

District: Northampton School District

Neighborhood · ZIP 01060These 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.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.16,151
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,325 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,788
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,545
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

345 Prospect 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 more than 93% of homes in Hampshire County
  • Costs more per square foot than 91% of homes in Hampshire County
  • Has a smaller lot than 93% of homes in Hampshire County
  • Older than 83% of homes in Hampshire County

What homes are worth in Northampton 01060

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

This home
$170K$1.2M

This home is worth more than 83% of homes in Northampton 01060.

How it measures up in Northampton 01060

The dot is this home. The mark in the middle is the typical home in Northampton 01060.

Estimated value$768,541
CheaperTypical $486,860Pricier

Pricier than 83% of homes nearby

Price per ft²$392
CheaperTypical $324Pricier

Pricier than 80% of homes nearby

Living area1,963 ft²
SmallerTypical 1,696 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.16 ac
SmallerTypical 0.26 acBigger

Bigger than 28% of homes nearby

Year built1900
OlderTypical 1912Newer

Newer than 47% of homes nearby

How 345 Prospect St ranks against every home in each area.
MeasureThis homeNorthampton 01060Hampshire County
Estimated valuepricier than$768,54183% of homes93% of homes
Price per ft²pricier than$39280% of homes91% of homes
Living areabigger than1,963 ft²60% of homes64% of homes
Lot sizebigger than0.16 ac28% of homes7% of homes
Year builtnewer than190047% of homes17% of homes

About 345 Prospect St

How much is 345 Prospect St, Northampton, MA worth?

The TopHap Estimate for 345 Prospect St, Northampton, MA is $768,541 as of Oct 21, 2026. The likely range is $710,621 to $826,461. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 345 Prospect St, Northampton, MA last sell?

345 Prospect St, Northampton, MA last sold on Dec 17, 1999 for $247,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 345 Prospect St, Northampton, MA?

345 Prospect St, Northampton, MA has 5 bedrooms, 2.5 bathrooms, 1,963 square feet of living space and a 0.16-acre lot.

When was 345 Prospect St, Northampton, MA built?

345 Prospect St, Northampton, MA was built in 1900, making it 126 years old. It is a conventional home. The building has 3 stories.

What schools serve 345 Prospect St, Northampton, MA?

345 Prospect St, Northampton, MA is assigned to Jackson Street School (elementary), rated B; Northampton High School (high), rated A-; John F. Kennedy Middle School (middle), rated C+. All sit in Northampton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 345 Prospect St, Northampton, MA compare to other homes in Northampton 01060?

Among the 4,126 homes in Northampton 01060, it is worth more than 83% of them ($768,541 against a typical $486,860), its price per square foot is higher than 80% of them ($392 against a typical $324), it is bigger than 60% of them (1,963 ft² against a typical 1,696 ft²), its lot is bigger than 28% of them (0.16 ac against a typical 0.26 ac) and it is newer than 47% of them (1900 against a typical 1912). Measured against all of Hampshire County, it is worth more than 93% 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 345 Prospect St, Northampton, MA?

The 2025 property tax bill for 345 Prospect St, Northampton, MA was $8,981. The county assessed it at $644,700.

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