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Single Family ResidenceResidential
$460,309$256 / 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 93How 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 $429,000 on Aug 8, 2025

20 GRISON RD

MADISON, NH 03849
3
Beds
2
Baths
1,799 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.
0.55 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$460K
$428K low$493K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$429,000 · Aug 8, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,712 (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.$413,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$142,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$270,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$199,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$448,115

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.34
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.
52
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.
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.Ranch
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.55
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

Transaction History(2)

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
Madison Elementary SchoolD
Elementary · Grades KG–6 · 2.4 mi
M
Kennett Middle SchoolB+
Middle · Grades 7–8 · 3.4 mi
H
Kennett High SchoolC
High · Grades 9–12 · 5.6 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%

Owner Tools

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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

20 Grison 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.

  • Costs less per square foot than 70% of homes in Carroll County
  • Has a smaller lot than 73% 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
$234K$1.3M

This home is worth more than 44% 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$460,309
CheaperTypical $479,940Pricier

Pricier than 44% of homes nearby

Price per ft²$256
CheaperTypical $267Pricier

Pricier than 41% of homes nearby

Living area1,799 ft²
SmallerTypical 1,765 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.55 ac
SmallerTypical 1.2 acBigger

Bigger than 27% of homes nearby

Year built1987
OlderTypical 1985Newer

Newer than 56% of homes nearby

How 20 Grison Rd ranks against every home in each area.
MeasureThis homeMadison 03849Carroll County
Estimated valuepricier than$460,30944% of homes36% of homes
Price per ft²pricier than$25641% of homes30% of homes
Living areabigger than1,799 ft²52% of homes55% of homes
Lot sizebigger than0.55 ac27% of homes28% of homes
Year builtnewer than198756% of homes58% of homes

About 20 Grison Rd

How much is 20 Grison Rd, Madison, NH worth?

The TopHap Estimate for 20 Grison Rd, Madison, NH is $460,309 as of Sep 24, 2026. The likely range is $427,940 to $492,678. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Grison Rd, Madison, NH last sell?

20 Grison Rd, Madison, NH last sold on Aug 8, 2025 for $429,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Grison Rd, Madison, NH?

20 Grison Rd, Madison, NH has 3 bedrooms, 2 bathrooms, 1,799 square feet of living space and a 0.55-acre lot.

When was 20 Grison Rd, Madison, NH built?

20 Grison Rd, Madison, NH was built in 1987, making it 39 years old. It is a ranch home. The building has 1 story.

What schools serve 20 Grison Rd, Madison, NH?

20 Grison Rd, Madison, NH is assigned to Madison Elementary School (elementary), rated D; Kennett Middle School (middle), rated B+; 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 20 Grison Rd, Madison, NH compare to other homes in Madison 03849?

Among the 1,591 homes in Madison 03849, it is worth more than 44% of them ($460,309 against a typical $479,940), its price per square foot is higher than 41% of them ($256 against a typical $267), it is bigger than 52% of them (1,799 ft² against a typical 1,765 ft²), its lot is bigger than 27% of them (0.55 ac against a typical 1.2 ac) and it is newer than 56% of them (1987 against a typical 1985). Measured against all of Carroll County, it is worth more than 36% 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 20 Grison Rd, Madison, NH?

The 2025 property tax bill for 20 Grison Rd, Madison, NH was $3,712. The county assessed it at $413,400.

More homes on Grison Rd

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Assigned schools

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