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Single Family ResidenceResidential
$996,198$839 / 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 Jul 14, 2026
Last sold for $960,000 on Sep 10, 2024

20 PROSPECT ST

MARBLEHEAD, MA 01945
1
Beds
1.5
Baths
1,187 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.
2,252 ft²
Lot SizeThe size of the land the home sits on, from county records.
1858
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$996K
$910K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$960,000 · Sep 10, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,840 (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.$866,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$474,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$392,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,009,945

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyESSEX
Lot (acres)The size of the land the home sits on, from county records.0.05
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
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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.

M
Marblehead Veterans Middle SchoolA
Middle · Grades 7–8 · 0.3 mi
H
Marblehead High SchoolA-
High · Grades 9–12 · 0.8 mi

District: Marblehead School District

Neighborhood · ZIP 01945These 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.58
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.19,567
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,754 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$157,461
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$196,744
Average tempThe average temperature here across a full year.50°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.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 more than 79% of homes in Essex County
  • Costs more per square foot than 98% of homes in Essex County
  • Smaller than 89% of homes in Marblehead 01945
  • Has a smaller lot than 98% of homes in Essex County
  • Older than 96% of homes in Essex County

What homes are worth in Marblehead 01945

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

This home
$428K$3.8M

This home is worth more than 47% of homes in Marblehead 01945.

How it measures up in Marblehead 01945

The dot is this home. The mark in the middle is the typical home in Marblehead 01945.

Estimated value$996,198
CheaperTypical $1,028,190Pricier

Pricier than 47% of homes nearby

Price per ft²$839
CheaperTypical $513Pricier

Pricier than 93% of homes nearby

Living area1,187 ft²
SmallerTypical 2,095 ft²Bigger

Bigger than 11% of homes nearby

Lot size2,252 ft²
SmallerTypical 0.18 acBigger

Bigger than 4% of homes nearby

Year built1858
OlderTypical 1946Newer

Newer than 10% of homes nearby

How 20 Prospect St ranks against every home in each area.
MeasureThis homeMarblehead 01945Essex County
Estimated valuepricier than$996,19847% of homes79% of homes
Price per ft²pricier than$83993% of homes98% of homes
Living areabigger than1,187 ft²11% of homes18% of homes
Lot sizebigger than2,252 ft²4% of homes2% of homes
Year builtnewer than185810% of homes4% of homes

About 20 Prospect St

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

The TopHap Estimate for 20 Prospect St, Marblehead, MA is $996,198 as of Jul 14, 2026. The likely range is $909,530 to $1,082,866. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

20 Prospect St, Marblehead, MA last sold on Sep 10, 2024 for $960,000, according to the county's recorded deed. TopHap holds 9 recorded sales for this parcel.

How big is 20 Prospect St, Marblehead, MA?

20 Prospect St, Marblehead, MA has 1 bedrooms, 1.5 bathrooms, 1,187 square feet of living space and a 0.05-acre lot.

When was 20 Prospect St, Marblehead, MA built?

20 Prospect St, Marblehead, MA was built in 1858, making it 168 years old. The building has 2 stories.

What schools serve 20 Prospect St, Marblehead, MA?

20 Prospect St, Marblehead, MA is assigned to Marblehead Veterans Middle School (middle), rated A; Marblehead High School (high), rated A-. All sit in Marblehead School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Prospect St, Marblehead, MA compare to other homes in Marblehead 01945?

Among the 7,769 homes in Marblehead 01945, it is worth more than 47% of them ($996,198 against a typical $1,028,190), its price per square foot is higher than 93% of them ($839 against a typical $513), it is bigger than 11% of them (1,187 ft² against a typical 2,095 ft²), its lot is bigger than 4% of them (2,252 ft² against a typical 0.18 ac) and it is newer than 10% of them (1858 against a typical 1946). Measured against all of Essex County, it is worth more than 79% 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, Marblehead, MA?

The 2025 property tax bill for 20 Prospect St, Marblehead, MA was $7,840. The county assessed it at $866,300.

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