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Single Family ResidenceResidential
$529,893$220 / 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 96How 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 $175,000 on Mar 14, 2014

21 GRISON RD

MADISON, NH 03849
3
Beds
2.5
Baths
2,407 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
2013
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$530K
$509K low$550K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,000 · Mar 14, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,464 (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.$497,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$142,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$355,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$293,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$439,850

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.
4
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
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.51
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(6)

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 · 3.5 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%

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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

21 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 85% of homes in Carroll County
  • Bigger than 77% of homes in Madison 03849
  • Has a smaller lot than 78% of homes in Madison 03849
  • Newer than 91% 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
$224K$1.2M

This home is worth more than 62% 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$529,893
CheaperTypical $479,711Pricier

Pricier than 62% of homes nearby

Price per ft²$220
CheaperTypical $267Pricier

Pricier than 16% of homes nearby

Living area2,407 ft²
SmallerTypical 1,769 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.51 ac
SmallerTypical 1.2 acBigger

Bigger than 22% of homes nearby

Year built2013
OlderTypical 1985Newer

Newer than 91% of homes nearby

How 21 Grison Rd ranks against every home in each area.
MeasureThis homeMadison 03849Carroll County
Estimated valuepricier than$529,89362% of homes47% of homes
Price per ft²pricier than$22016% of homes15% of homes
Living areabigger than2,407 ft²77% of homes75% of homes
Lot sizebigger than0.51 ac22% of homes25% of homes
Year builtnewer than201391% of homes90% of homes

About 21 Grison Rd

How much is 21 Grison Rd, Madison, NH worth?

The TopHap Estimate for 21 Grison Rd, Madison, NH is $529,893 as of Sep 24, 2026. The likely range is $509,378 to $550,408. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Grison Rd, Madison, NH last sell?

21 Grison Rd, Madison, NH last sold on Mar 14, 2014 for $175,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 21 Grison Rd, Madison, NH?

21 Grison Rd, Madison, NH has 3 bedrooms, 2.5 bathrooms, 2,407 square feet of living space and a 0.51-acre lot.

When was 21 Grison Rd, Madison, NH built?

21 Grison Rd, Madison, NH was built in 2013, making it 13 years old. The building has 2 stories.

What schools serve 21 Grison Rd, Madison, NH?

21 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 21 Grison Rd, Madison, NH compare to other homes in Madison 03849?

Among the 1,591 homes in Madison 03849, it is worth more than 62% of them ($529,893 against a typical $479,711), its price per square foot is higher than 16% of them ($220 against a typical $267), it is bigger than 77% of them (2,407 ft² against a typical 1,769 ft²), its lot is bigger than 22% of them (0.51 ac against a typical 1.2 ac) and it is newer than 91% of them (2013 against a typical 1985). Measured against all of Carroll County, it is worth more than 47% 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 21 Grison Rd, Madison, NH?

The 2025 property tax bill for 21 Grison Rd, Madison, NH was $4,464. The county assessed it at $497,100.

More homes on Grison Rd

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