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Duplex (2 Units, Any Combination)Residential
Last sold for $500,000 on Oct 8, 2026

31 WILLIAMS ST

SALEM, MA 01970
3
Beds
2.5
Baths
1,863 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.
1,015 ft²
Lot SizeThe size of the land the home sits on, from county records.
1800
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$500,000 · Oct 8, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,878 (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.$545,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$195,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$350,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$495,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$571,882

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.55 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.48%
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyESSEX
Lot (acres)The size of the land the home sits on, from county records.0.02
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.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(12)

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.

H
Salem Preparatory High School
High · Grades 9–12 · 0.2 mi
E
CarltonC
Elementary · Grades KG–5 · 0.5 mi
M
Saltonstall SchoolD+
Middle · Grades KG–8 · 0.8 mi

District: Salem School District

Neighborhood · ZIP 01970These 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.116
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 100.87

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.95%
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.11%
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.44,728
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,443 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,271
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,638
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

31 Williams 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.

  • Among the smallest lots in Salem 01970
  • Among the oldest homes in Essex County

How it measures up in Salem 01970

The dot is this home. The mark in the middle is the typical home in Salem 01970.

Living area1,863 ft²
SmallerTypical 1,661 ft²Bigger

Bigger than 61% of homes nearby

Lot size1,015 ft²
SmallerTypical 0.15 acBigger

Smaller than almost all homes nearby

Year built1800
OlderTypical 1920Newer

Newer than 3% of homes nearby

How 31 Williams St ranks against every home in each area.
MeasureThis homeSalem CommonSalem 01970Essex County
Living areabigger than1,863 ft²61% of homes61% of homes51% of homes
Lot sizebigger than1,015 ft²almost no homesalmost no homesalmost no homes
Year builtnewer than180011% of homes3% of homesalmost no homes

About 31 Williams St

When did 31 Williams St, Salem, MA last sell?

31 Williams St, Salem, MA last sold on Oct 8, 2026 for $500,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 31 Williams St, Salem, MA?

31 Williams St, Salem, MA has 3 bedrooms, 2.5 bathrooms, 1,863 square feet of living space and a 0.02-acre lot.

When was 31 Williams St, Salem, MA built?

31 Williams St, Salem, MA was built in 1800, making it 226 years old. It is a duplex single home. The building has 3 stories.

What schools serve 31 Williams St, Salem, MA?

31 Williams St, Salem, MA is assigned to Salem Preparatory High School (high); Carlton (elementary), rated C; Saltonstall School (middle), rated D+. All sit in Salem School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Williams St, Salem, MA compare to other homes in Salem 01970?

Among the 12,071 homes in Salem 01970, it is bigger than 61% of them (1,863 ft² against a typical 1,661 ft²), its lot is bigger than almost none of them (1,015 ft² against a typical 0.15 ac) and it is newer than 3% of them (1800 against a typical 1920). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 31 Williams St, Salem, MA?

The 2026 property tax bill for 31 Williams St, Salem, MA was $5,878. The county assessed it at $545,300.

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