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Single Family ResidenceResidential
$538,694$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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $404,000 on Oct 1, 2020

86 MAIN ST

SANDOWN, NH 03873
3
Beds
2
Baths
1,374 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.
4.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$539K
$520K low$557K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$404,000 · Oct 1, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,691 (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.$432,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$149,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$282,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$441,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$536,560

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.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyROCKINGHAM
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.2002
Lot (acres)The size of the land the home sits on, from county records.4.45
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Radiant
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
Sandown North Elementary SchoolC
Elementary · Grades 1–5 · 4.2 mi
H
Timberlane Regional High SchoolB-
High · Grades 9–12 · 4.8 mi
M
Timberlane Regional Middle SchoolC+
Middle · Grades 6–8 · 4.9 mi

District: Timberlane Regional School District

Neighborhood · ZIP 03873These 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.71
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 100.96

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
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.6,844
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.473 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,004
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,215
Average tempThe average temperature here across a full year.47°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

86 Main 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 68% of homes in Rockingham County
  • Costs more per square foot than 73% of homes in Sandown 03873
  • Smaller than 70% of homes in Sandown 03873
  • Has a bigger lot than 92% of homes in Rockingham County
  • Older than 73% of homes in Sandown 03873

What homes are worth in Sandown 03873

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

This home
$320K$926K

This home is worth more than 36% of homes in Sandown 03873.

How it measures up in Sandown 03873

The dot is this home. The mark in the middle is the typical home in Sandown 03873.

Estimated value$538,694
CheaperTypical $591,217Pricier

Pricier than 36% of homes nearby

Price per ft²$392
CheaperTypical $343Pricier

Pricier than 73% of homes nearby

Living area1,374 ft²
SmallerTypical 1,685 ft²Bigger

Bigger than 30% of homes nearby

Lot size4.45 ac
SmallerTypical 1.38 acBigger

Bigger than 91% of homes nearby

Year built1978
OlderTypical 1988Newer

Newer than 27% of homes nearby

How 86 Main St ranks against every home in each area.
MeasureThis homeSandown 03873Rockingham County
Estimated valuepricier than$538,69436% of homes32% of homes
Price per ft²pricier than$39273% of homes67% of homes
Living areabigger than1,374 ft²30% of homes32% of homes
Lot sizebigger than4.45 ac91% of homes92% of homes
Year builtnewer than197827% of homes41% of homes

About 86 Main St

How much is 86 Main St, Sandown, NH worth?

The TopHap Estimate for 86 Main St, Sandown, NH is $538,694 as of Sep 24, 2026. The likely range is $520,122 to $557,266. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 86 Main St, Sandown, NH last sell?

86 Main St, Sandown, NH last sold on Oct 1, 2020 for $404,000, according to the county's recorded deed.

How big is 86 Main St, Sandown, NH?

86 Main St, Sandown, NH has 3 bedrooms, 2 bathrooms, 1,374 square feet of living space and a 4.45-acre lot.

When was 86 Main St, Sandown, NH built?

86 Main St, Sandown, NH was built in 1978, making it 48 years old. It is a contemporary home. The building has 2 stories.

What schools serve 86 Main St, Sandown, NH?

86 Main St, Sandown, NH is assigned to Sandown North Elementary School (elementary), rated C; Timberlane Regional High School (high), rated B-; Timberlane Regional Middle School (middle), rated C+. All sit in Timberlane Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 86 Main St, Sandown, NH compare to other homes in Sandown 03873?

Among the 2,435 homes in Sandown 03873, it is worth more than 36% of them ($538,694 against a typical $591,217), its price per square foot is higher than 73% of them ($392 against a typical $343), it is bigger than 30% of them (1,374 ft² against a typical 1,685 ft²), its lot is bigger than 91% of them (4.45 ac against a typical 1.38 ac) and it is newer than 27% of them (1978 against a typical 1988). Measured against all of Rockingham County, it is worth more than 32% 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 86 Main St, Sandown, NH?

The 2025 property tax bill for 86 Main St, Sandown, NH was $7,691. The county assessed it at $432,100.

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