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Single Family ResidenceResidential
$687,763$682 / 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 $675,000 on Apr 7, 2026

20 WILLIAMS ST

SALEM, NH 03079
3
Beds
1.5
Baths
1,008 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
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

$688K
$636K low$739K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$675,000 · Apr 7, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,090 (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.$390,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$163,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$226,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$545,680

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.42
40
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

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.Raised Ranch
CountyROCKINGHAM
Lot (acres)The size of the land the home sits on, from county records.0.28
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
William T. Barron Elementary SchoolB+
Elementary · Grades KG–5 · 0.6 mi
H
Salem High SchoolC+
High · Grades 9–12 · 0.9 mi
M
Woodbury SchoolB-
Middle · Grades 6–8 · 1.2 mi

District: Salem School District

Neighborhood · ZIP 03079These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.90

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.30,843
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,193 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,239
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,726
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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 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.

  • Costs more per square foot than 98% of homes in Salem 03079
  • Smaller than 86% of homes in Rockingham County
  • Has a smaller lot than 79% of homes in Rockingham County
  • Older than 76% of homes in Rockingham County

What homes are worth in Salem 03079

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

This home
$245K$1.3M

This home is worth more than 62% of homes in Salem 03079.

How it measures up in Salem 03079

The dot is this home. The mark in the middle is the typical home in Salem 03079.

Estimated value$687,763
CheaperTypical $623,837Pricier

Pricier than 62% of homes nearby

Price per ft²$682
CheaperTypical $385Pricier

Pricier than 98% of homes nearby

Living area1,008 ft²
SmallerTypical 1,492 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.28 ac
SmallerTypical 0.42 acBigger

Bigger than 27% of homes nearby

Year built1964
OlderTypical 1974Newer

Newer than 32% of homes nearby

How 20 Williams St ranks against every home in each area.
MeasureThis homeSalem 03079Rockingham County
Estimated valuepricier than$687,76362% of homes60% of homes
Price per ft²pricier than$68298% of homes94% of homes
Living areabigger than1,008 ft²20% of homes14% of homes
Lot sizebigger than0.28 ac27% of homes21% of homes
Year builtnewer than196432% of homes24% of homes

About 20 Williams St

How much is 20 Williams St, Salem, NH worth?

The TopHap Estimate for 20 Williams St, Salem, NH is $687,763 as of Oct 21, 2026. The likely range is $636,116 to $739,410. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Williams St, Salem, NH last sell?

20 Williams St, Salem, NH last sold on Apr 7, 2026 for $675,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Williams St, Salem, NH?

20 Williams St, Salem, NH has 3 bedrooms, 1.5 bathrooms, 1,008 square feet of living space and a 0.28-acre lot.

When was 20 Williams St, Salem, NH built?

20 Williams St, Salem, NH was built in 1964, making it 62 years old. It is a raised ranch home. The building has 1 story.

What schools serve 20 Williams St, Salem, NH?

20 Williams St, Salem, NH is assigned to William T. Barron Elementary School (elementary), rated B+; Salem High School (high), rated C+; Woodbury School (middle), rated B-. All sit in Salem School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Williams St, Salem, NH compare to other homes in Salem 03079?

Among the 11,053 homes in Salem 03079, it is worth more than 62% of them ($687,763 against a typical $623,837), its price per square foot is higher than 98% of them ($682 against a typical $385), it is bigger than 20% of them (1,008 ft² against a typical 1,492 ft²), its lot is bigger than 27% of them (0.28 ac against a typical 0.42 ac) and it is newer than 32% of them (1964 against a typical 1974). Measured against all of Rockingham County, it is worth more than 60% 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 Williams St, Salem, NH?

The 2025 property tax bill for 20 Williams St, Salem, NH was $7,090. The county assessed it at $390,400.

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