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Single Family ResidenceResidential
$480,860$673 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $143,000 on Mar 20, 2001

20 PROSPECT ST

MAYNARD, MA 01754
1
Beds
1
Baths
715 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.
2,831 ft²
Lot SizeThe size of the land the home sits on, from county records.
1929
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

$481K
$448K low$513K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$143,000 · Mar 20, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,551 (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.$367,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$242,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$124,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$340,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$367,650

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.Bungalow
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.07
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.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Green MeadowC-
Elementary · Grades PK–3 · 1.0 mi
H
Maynard High SchoolA-
High · Grades 9–12 · 1.1 mi
M
Fowler SchoolC+
Middle · Grades 4–8 · 1.1 mi

District: Maynard School District

Neighborhood · ZIP 01754These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.10,891
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,050 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,630
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,997
Average tempThe average temperature here across a full year.48°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.58%

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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

20 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 less than 92% of homes in Maynard 01754
  • Among the highest price per square foot in Maynard 01754
  • Among the smallest homes in Maynard 01754
  • Among the smallest lots in Maynard 01754
  • Older than 69% of homes in Middlesex County

What homes are worth in Maynard 01754

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

This home
$382K$1M

This home is worth more than 8% of homes in Maynard 01754.

How it measures up in Maynard 01754

The dot is this home. The mark in the middle is the typical home in Maynard 01754.

Estimated value$480,860
CheaperTypical $622,830Pricier

Pricier than 8% of homes nearby

Price per ft²$673
CheaperTypical $408Pricier

Pricier than almost all homes nearby

Living area715 ft²
SmallerTypical 1,586 ft²Bigger

Smaller than almost all homes nearby

Lot size2,831 ft²
SmallerTypical 0.28 acBigger

Smaller than almost all homes nearby

Year built1929
OlderTypical 1959Newer

Newer than 37% of homes nearby

How 20 Prospect St ranks against every home in each area.
MeasureThis homeMaynard 01754Middlesex County
Estimated valuepricier than$480,8608% of homes12% of homes
Price per ft²pricier than$673almost all homes84% of homes
Living areabigger than715 ft²almost no homes3% of homes
Lot sizebigger than2,831 ft²almost no homes3% of homes
Year builtnewer than192937% of homes31% of homes

About 20 Prospect St

How much is 20 Prospect St, Maynard, MA worth?

The TopHap Estimate for 20 Prospect St, Maynard, MA is $480,860 as of Jul 14, 2026. The likely range is $448,297 to $513,423. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Prospect St, Maynard, MA last sell?

20 Prospect St, Maynard, MA last sold on Mar 20, 2001 for $143,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Prospect St, Maynard, MA?

20 Prospect St, Maynard, MA has 1 bedrooms, 1 bathrooms, 715 square feet of living space and a 0.07-acre lot.

When was 20 Prospect St, Maynard, MA built?

20 Prospect St, Maynard, MA was built in 1929, making it 97 years old. It is a bungalow home. The building has 1 story.

What schools serve 20 Prospect St, Maynard, MA?

20 Prospect St, Maynard, MA is assigned to Green Meadow (elementary), rated C-; Maynard High School (high), rated A-; Fowler School (middle), rated C+. All sit in Maynard School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Prospect St, Maynard, MA compare to other homes in Maynard 01754?

Among the 3,620 homes in Maynard 01754, it is worth more than 8% of them ($480,860 against a typical $622,830), its price per square foot is higher than almost all of them ($673 against a typical $408), it is bigger than almost none of them (715 ft² against a typical 1,586 ft²), its lot is bigger than almost none of them (2,831 ft² against a typical 0.28 ac) and it is newer than 37% of them (1929 against a typical 1959). Measured against all of Middlesex 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 20 Prospect St, Maynard, MA?

The 2025 property tax bill for 20 Prospect St, Maynard, MA was $6,551. The county assessed it at $367,400.

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