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Duplex (2 Units, Any Combination)Residential
Last sold for $390,000 on Jun 15, 2021

42 MAMMOTH RD

LONDONDERRY, NH 03053
5
Beds
3 / 2
Baths
2,278 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 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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.$390,000 · Jun 15, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,446 (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.$523,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$209,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$313,400

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.Colonial
CountyROCKINGHAM
Lot (acres)The size of the land the home sits on, from county records.2.00
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
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
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(1)

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
South Elementary School
Elementary · Grades 1–5 · 1.6 mi
H
Londonderry High SchoolB
High · Grades 9–12 · 3.9 mi
M
Londonderry Middle SchoolB-
Middle · Grades 6–8 · 4.2 mi

District: Londonderry School District

Neighborhood · ZIP 03053These 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.9
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 100.89

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.6%
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.26,296
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.649 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,095
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,902
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

42 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.

  • Bigger than 75% of homes in Londonderry 03053
  • Has a bigger lot than 88% of homes in Londonderry 03053

How it measures up in Londonderry 03053

The dot is this home. The mark in the middle is the typical home in Londonderry 03053.

Living area2,278 ft²
SmallerTypical 1,772 ft²Bigger

Bigger than 75% of homes nearby

Lot size2 ac
SmallerTypical 1 acBigger

Bigger than 88% of homes nearby

Year built1985
OlderTypical 1984Newer

Newer than 54% of homes nearby

How 42 Mammoth Rd ranks against every home in each area.
MeasureThis homeLondonderry 03053Rockingham County
Living areabigger than2,278 ft²75% of homes69% of homes
Lot sizebigger than2 ac88% of homes76% of homes
Year builtnewer than198554% of homes52% of homes

About 42 Mammoth Rd

When did 42 Mammoth Rd, Londonderry, NH last sell?

42 Mammoth Rd, Londonderry, NH last sold on Jun 15, 2021 for $390,000, according to the county's recorded deed.

How big is 42 Mammoth Rd, Londonderry, NH?

42 Mammoth Rd, Londonderry, NH has 5 bedrooms, 3 bathrooms, 2,278 square feet of living space and a 2.00-acre lot.

When was 42 Mammoth Rd, Londonderry, NH built?

42 Mammoth Rd, Londonderry, NH was built in 1985, making it 41 years old. It is a colonial home. The building has 2 stories.

What schools serve 42 Mammoth Rd, Londonderry, NH?

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

How does 42 Mammoth Rd, Londonderry, NH compare to other homes in Londonderry 03053?

Among the 9,228 homes in Londonderry 03053, it is bigger than 75% of them (2,278 ft² against a typical 1,772 ft²), its lot is bigger than 88% of them (2 ac against a typical 1 ac) and it is newer than 54% of them (1985 against a typical 1984). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 42 Mammoth Rd, Londonderry, NH?

The 2025 property tax bill for 42 Mammoth Rd, Londonderry, NH was $8,446. The county assessed it at $523,300.

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