Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$588,377$580 / 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 Aug 30, 2026

77 MAMMOTH RD

WINDHAM, NH 03087
2
Beds
1.5
Baths
1,014 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.
1.66 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
1
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

$588K
$542K low$635K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,931 (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.$489,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$248,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$241,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$286,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$459,800

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.6%
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.Cape Cod
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.2004
Lot (acres)The size of the land the home sits on, from county records.1.66
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.Spa/Hot Tub (Only)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(3)

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
Windham High SchoolA
High · Grades 9–12 · 1.8 mi
M
Windham Middle SchoolA
Middle · Grades 7–8 · 1.9 mi
E
Golden Brook Elementary SchoolA-
Elementary · Grades PK–4 · 2.1 mi

District: Windham School District

Neighborhood · ZIP 03087These 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.29
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.9%
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.16,463
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.592 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,247
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$194,371
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%

Owner Tools

Do you own this home?
Claim this home

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

77 Mammoth Rd 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 82% of homes in Windham 03087
  • Costs more per square foot than 96% of homes in Windham 03087
  • Smaller than 95% of homes in Windham 03087
  • Has a bigger lot than 70% of homes in Rockingham County
  • Older than 68% of homes in Windham 03087

What homes are worth in Windham 03087

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

This home
$387K$1.8M

This home is worth more than 18% of homes in Windham 03087.

How it measures up in Windham 03087

The dot is this home. The mark in the middle is the typical home in Windham 03087.

Estimated value$588,377
CheaperTypical $802,254Pricier

Pricier than 18% of homes nearby

Price per ft²$580
CheaperTypical $356Pricier

Pricier than 96% of homes nearby

Living area1,014 ft²
SmallerTypical 2,304 ft²Bigger

Bigger than 5% of homes nearby

Lot size1.66 ac
SmallerTypical 1.2 acBigger

Bigger than 65% of homes nearby

Year built1980
OlderTypical 1988Newer

Newer than 32% of homes nearby

How 77 Mammoth Rd ranks against every home in each area.
MeasureThis homeWindham 03087Rockingham County
Estimated valuepricier than$588,37718% of homes45% of homes
Price per ft²pricier than$58096% of homes91% of homes
Living areabigger than1,014 ft²5% of homes14% of homes
Lot sizebigger than1.66 ac65% of homes70% of homes
Year builtnewer than198032% of homes44% of homes

About 77 Mammoth Rd

How much is 77 Mammoth Rd, Windham, NH worth?

The TopHap Estimate for 77 Mammoth Rd, Windham, NH is $588,377 as of Aug 30, 2026. The likely range is $541,830 to $634,924. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 77 Mammoth Rd, Windham, NH last sell?

77 Mammoth Rd, Windham, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 77 Mammoth Rd, Windham, NH?

77 Mammoth Rd, Windham, NH has 2 bedrooms, 1.5 bathrooms, 1,014 square feet of living space and a 1.66-acre lot.

When was 77 Mammoth Rd, Windham, NH built?

77 Mammoth Rd, Windham, NH was built in 1980, making it 46 years old. It is a cape cod home. The building has 1 story.

What schools serve 77 Mammoth Rd, Windham, NH?

77 Mammoth Rd, Windham, NH is assigned to Windham High School (high), rated A; Windham Middle School (middle), rated A; Golden Brook Elementary School (elementary), rated A-. All sit in Windham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 77 Mammoth Rd, Windham, NH compare to other homes in Windham 03087?

Among the 5,677 homes in Windham 03087, it is worth more than 18% of them ($588,377 against a typical $802,254), its price per square foot is higher than 96% of them ($580 against a typical $356), it is bigger than 5% of them (1,014 ft² against a typical 2,304 ft²), its lot is bigger than 65% of them (1.66 ac against a typical 1.2 ac) and it is newer than 32% of them (1980 against a typical 1988). Measured against all of Rockingham County, it is worth more than 45% 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 77 Mammoth Rd, Windham, NH?

The 2025 property tax bill for 77 Mammoth Rd, Windham, NH was $6,931. The county assessed it at $489,800.

More homes on Mammoth Rd

Closest homes

More homes in Windham 03087

Assigned schools

Explore the area

See this home in context

Open 77 Mammoth Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map