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Single Family ResidenceResidential
$449,053$403 / 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
Last sold for $250,000 on Oct 26, 2012

31 ISLAND DR

MADISON, NH 03849
3
Beds
1
Baths
1,113 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.
0.73 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$449K
$414K low$484K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Oct 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,827 (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.$648,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$477,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$171,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$393,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$505,020

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.44
53
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.
51
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.17 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.1 percent flood zone

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
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.73
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.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified

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.

M
Kennett Middle SchoolB+
Middle · Grades 7–8 · 2.9 mi
E
Madison Elementary SchoolD
Elementary · Grades KG–6 · 3.3 mi
H
Kennett High SchoolC
High · Grades 9–12 · 4.8 mi

District: Conway School District

Neighborhood · ZIP 03849These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.106

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.57%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.1,569
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.60 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,106
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,420
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

31 Island Dr 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 65% of homes in Carroll County
  • Costs more per square foot than 92% of homes in Madison 03849
  • Smaller than 85% of homes in Madison 03849
  • Older than 68% of homes in Madison 03849

What homes are worth in Madison 03849

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

This home
$214K$1.3M

This home is worth more than 45% of homes in Madison 03849.

How it measures up in Madison 03849

The dot is this home. The mark in the middle is the typical home in Madison 03849.

Estimated value$449,053
CheaperTypical $464,872Pricier

Pricier than 45% of homes nearby

Price per ft²$403
CheaperTypical $259Pricier

Pricier than 92% of homes nearby

Living area1,113 ft²
SmallerTypical 1,771 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.73 ac
SmallerTypical 1.2 acBigger

Bigger than 36% of homes nearby

Year built1975
OlderTypical 1985Newer

Newer than 32% of homes nearby

How 31 Island Dr ranks against every home in each area.
MeasureThis homeMadison 03849Carroll County
Estimated valuepricier than$449,05345% of homes35% of homes
Price per ft²pricier than$40392% of homes75% of homes
Living areabigger than1,113 ft²15% of homes24% of homes
Lot sizebigger than0.73 ac36% of homes38% of homes
Year builtnewer than197532% of homes35% of homes

About 31 Island Dr

How much is 31 Island Dr, Madison, NH worth?

The TopHap Estimate for 31 Island Dr, Madison, NH is $449,053 as of Aug 30, 2026. The likely range is $414,033 to $484,073. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Island Dr, Madison, NH last sell?

31 Island Dr, Madison, NH last sold on Oct 26, 2012 for $250,000, according to the county's recorded deed.

How big is 31 Island Dr, Madison, NH?

31 Island Dr, Madison, NH has 3 bedrooms, 1 bathrooms, 1,113 square feet of living space and a 0.73-acre lot.

When was 31 Island Dr, Madison, NH built?

31 Island Dr, Madison, NH was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 31 Island Dr, Madison, NH?

31 Island Dr, Madison, NH is assigned to Kennett Middle School (middle), rated B+; Madison Elementary School (elementary), rated D; Kennett High School (high), rated C. All sit in Conway School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Island Dr, Madison, NH compare to other homes in Madison 03849?

Among the 1,591 homes in Madison 03849, it is worth more than 45% of them ($449,053 against a typical $464,872), its price per square foot is higher than 92% of them ($403 against a typical $259), it is bigger than 15% of them (1,113 ft² against a typical 1,771 ft²), its lot is bigger than 36% of them (0.73 ac against a typical 1.2 ac) and it is newer than 32% of them (1975 against a typical 1985). Measured against all of Carroll County, it is worth more than 35% 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 31 Island Dr, Madison, NH?

The 2025 property tax bill for 31 Island Dr, Madison, NH was $5,827. The county assessed it at $648,900.

More homes on Island Dr

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Assigned schools

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