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Single Family ResidenceResidential
$335,128$201 / 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 89How 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 $240,000 on Mar 19, 2021

66 SUMMIT AVE

LITTLETON, NH 03561
3
Beds
1.5
Baths
1,664 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
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

$335K
$299K low$371K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Mar 19, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,286 (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.$374,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$313,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$176,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$308,940

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.28
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
3
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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.Conventional
CountyGRAFTON
Lot (acres)The size of the land the home sits on, from county records.0.36
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Littleton High SchoolD
High · Grades 9–12 · 0.1 mi
M
Daisy Bronson Junior High SchoolD+
Middle · Grades 7–8 · 0.1 mi
E
Mildred C. Lakeway SchoolC+
Elementary · Grades KG–6 · 0.6 mi

District: Littleton School District

Neighborhood · ZIP 03561These 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.103
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.88

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.92%
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.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.6,101
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.112 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,733
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,758
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.40 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

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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

66 Summit Ave 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 73% of homes in Grafton County
  • Costs less per square foot than 81% of homes in Grafton County
  • Has a smaller lot than 80% of homes in Grafton County
  • Older than 83% of homes in Grafton County

What homes are worth in Littleton 03561

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

This home
$173K$808K

This home is worth more than 45% of homes in Littleton 03561.

How it measures up in Littleton 03561

The dot is this home. The mark in the middle is the typical home in Littleton 03561.

Estimated value$335,128
CheaperTypical $351,098Pricier

Pricier than 45% of homes nearby

Price per ft²$201
CheaperTypical $249Pricier

Pricier than 26% of homes nearby

Living area1,664 ft²
SmallerTypical 1,424 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.36 ac
SmallerTypical 0.63 acBigger

Bigger than 31% of homes nearby

Year built1930
OlderTypical 1970Newer

Newer than 30% of homes nearby

How 66 Summit Ave ranks against every home in each area.
MeasureThis homeLittleton 03561Grafton County
Estimated valuepricier than$335,12845% of homes27% of homes
Price per ft²pricier than$20126% of homes19% of homes
Living areabigger than1,664 ft²63% of homes55% of homes
Lot sizebigger than0.36 ac31% of homes20% of homes
Year builtnewer than193030% of homes17% of homes

About 66 Summit Ave

How much is 66 Summit Ave, Littleton, NH worth?

The TopHap Estimate for 66 Summit Ave, Littleton, NH is $335,128 as of Sep 24, 2026. The likely range is $299,038 to $371,218. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 66 Summit Ave, Littleton, NH last sell?

66 Summit Ave, Littleton, NH last sold on Mar 19, 2021 for $240,000, according to the county's recorded deed.

How big is 66 Summit Ave, Littleton, NH?

66 Summit Ave, Littleton, NH has 3 bedrooms, 1.5 bathrooms, 1,664 square feet of living space and a 0.36-acre lot.

When was 66 Summit Ave, Littleton, NH built?

66 Summit Ave, Littleton, NH was built in 1930, making it 96 years old. It is a conventional home. The building has 2 stories.

What schools serve 66 Summit Ave, Littleton, NH?

66 Summit Ave, Littleton, NH is assigned to Littleton High School (high), rated D; Daisy Bronson Junior High School (middle), rated D+; Mildred C. Lakeway School (elementary), rated C+. All sit in Littleton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 66 Summit Ave, Littleton, NH compare to other homes in Littleton 03561?

Among the 2,249 homes in Littleton 03561, it is worth more than 45% of them ($335,128 against a typical $351,098), its price per square foot is higher than 26% of them ($201 against a typical $249), it is bigger than 63% of them (1,664 ft² against a typical 1,424 ft²), its lot is bigger than 31% of them (0.36 ac against a typical 0.63 ac) and it is newer than 30% of them (1930 against a typical 1970). Measured against all of Grafton County, it is worth more than 27% 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 66 Summit Ave, Littleton, NH?

The 2025 property tax bill for 66 Summit Ave, Littleton, NH was $5,286. The county assessed it at $374,900.

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