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Single Family ResidenceResidential
$644,159$529 / 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 $237,000 on Dec 1, 2014

218 RATTLESNAKE IS

ALTON BAY, NH 03810
3
Beds
1.5
Baths
1,218 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.
0.69 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.
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

$644K
$572K low$716K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$237,000 · Dec 1, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,994 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$538,800 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$460,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$78,800

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.84 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.Rustic
CountyBELKNAP
Lot (acres)The size of the land the home sits on, from county records.0.69
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
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.DeckBoat access

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Alton Central School (Elementary)D
Elementary · Grades PK–8 · 8.6 mi
H
Prospect Mountain High School
High · Grades 9–12 · 9.7 mi

District: Prospect Mountain High School Joint Maintenance Agreement District

Neighborhood · ZIP 03810These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.119

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.51%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.2,439
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.68 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,264
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,759
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

218 Rattlesnake Is 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 79% of homes in Belknap County
  • Smaller than 68% of homes in Alton Bay 03810

What homes are worth in Alton Bay 03810

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

This home
$274K$3.6M

This home is worth more than 37% of homes in Alton Bay 03810.

How it measures up in Alton Bay 03810

The dot is this home. The mark in the middle is the typical home in Alton Bay 03810.

Estimated value$644,159
CheaperTypical $765,073Pricier

Pricier than 37% of homes nearby

Price per ft²$529
CheaperTypical $492Pricier

Pricier than 54% of homes nearby

Living area1,218 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.69 ac
SmallerTypical 0.64 acBigger

Bigger than 52% of homes nearby

Year built1985
OlderTypical 1980Newer

Newer than 56% of homes nearby

How 218 Rattlesnake Is ranks against every home in each area.
MeasureThis homeAlton Bay 03810Belknap County
Estimated valuepricier than$644,15937% of homes64% of homes
Price per ft²pricier than$52954% of homes79% of homes
Living areabigger than1,218 ft²32% of homes34% of homes
Lot sizebigger than0.69 ac52% of homes43% of homes
Year builtnewer than198556% of homes54% of homes

About 218 Rattlesnake Is

How much is 218 Rattlesnake Is, Alton Bay, NH worth?

The TopHap Estimate for 218 Rattlesnake Is, Alton Bay, NH is $644,159 as of Sep 24, 2026. The likely range is $572,170 to $716,148. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 218 Rattlesnake Is, Alton Bay, NH last sell?

218 Rattlesnake Is, Alton Bay, NH last sold on Dec 1, 2014 for $237,000, according to the county's recorded deed.

How big is 218 Rattlesnake Is, Alton Bay, NH?

218 Rattlesnake Is, Alton Bay, NH has 3 bedrooms, 1.5 bathrooms, 1,218 square feet of living space and a 0.69-acre lot.

When was 218 Rattlesnake Is, Alton Bay, NH built?

218 Rattlesnake Is, Alton Bay, NH was built in 1985, making it 41 years old. It is a rustic home. The building has 1 story.

What schools serve 218 Rattlesnake Is, Alton Bay, NH?

218 Rattlesnake Is, Alton Bay, NH is assigned to Alton Central School (Elementary) (elementary), rated D; Prospect Mountain High School (high). All sit in Prospect Mountain High School Joint Maintenance Agreement District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 218 Rattlesnake Is, Alton Bay, NH compare to other homes in Alton Bay 03810?

Among the 2,263 homes in Alton Bay 03810, it is worth more than 37% of them ($644,159 against a typical $765,073), its price per square foot is higher than 54% of them ($529 against a typical $492), it is bigger than 32% of them (1,218 ft² against a typical 1,624 ft²), its lot is bigger than 52% of them (0.69 ac against a typical 0.64 ac) and it is newer than 56% of them (1985 against a typical 1980). Measured against all of Belknap County, it is worth more than 64% 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 218 Rattlesnake Is, Alton Bay, NH?

The 2024 property tax bill for 218 Rattlesnake Is, Alton Bay, NH was $6,994. The county assessed it at $538,800.

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