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Single Family ResidenceResidential
$402,128$279 / 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 86How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

UPPER MAD RIVER RD

THORNTON, NH 03223
0
Baths
1,440 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.
12 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$402K
$347K low$457K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,734 (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.$232,855 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$75,355
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$157,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$232,819

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.33
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.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
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.Rustic
CountyGRAFTON
Lot (acres)The size of the land the home sits on, from county records.12.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
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

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

E
Thornton Central SchoolB+
Elementary · Grades KG–8 · 1.9 mi
H
Plymouth Regional High SchoolB-
High · Grades 9–12 · 8.9 mi

District: Thornton School District

Neighborhood · ZIP 03223These 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.161
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.109

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.70%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.3,761
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.51 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,412
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,570
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

Upper Mad River 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.

  • Has a bigger lot than 92% of homes in Campton 03223
  • Newer than 71% of homes in Grafton County

What homes are worth in Campton 03223

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

This home
$130K$1.1M

This home is worth more than 39% of homes in Campton 03223.

How it measures up in Campton 03223

The dot is this home. The mark in the middle is the typical home in Campton 03223.

Estimated value$402,128
CheaperTypical $448,521Pricier

Pricier than 39% of homes nearby

Price per ft²$279
CheaperTypical $271Pricier

Pricier than 56% of homes nearby

Living area1,440 ft²
SmallerTypical 1,576 ft²Bigger

Bigger than 43% of homes nearby

Lot size12 ac
SmallerTypical 1.4 acBigger

Bigger than 92% of homes nearby

Year built1991
OlderTypical 1986Newer

Newer than 66% of homes nearby

How Upper Mad River Rd ranks against every home in each area.
MeasureThis homeCampton 03223Grafton County
Estimated valuepricier than$402,12839% of homes46% of homes
Price per ft²pricier than$27956% of homes54% of homes
Living areabigger than1,440 ft²43% of homes44% of homes
Lot sizebigger than12 ac92% of homes90% of homes
Year builtnewer than199166% of homes71% of homes

About Upper Mad River Rd

How much is Upper Mad River Rd, Thornton, NH worth?

The TopHap Estimate for Upper Mad River Rd, Thornton, NH is $402,128 as of Jul 14, 2026. The likely range is $347,428 to $456,828. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Upper Mad River Rd, Thornton, NH last sell?

Upper Mad River Rd, Thornton, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is Upper Mad River Rd, Thornton, NH?

Upper Mad River Rd, Thornton, NH has 1,440 square feet of living space and a 12.00-acre lot.

When was Upper Mad River Rd, Thornton, NH built?

Upper Mad River Rd, Thornton, NH was built in 1991, making it 35 years old. It is a rustic home. The building has 2 stories.

What schools serve Upper Mad River Rd, Thornton, NH?

Upper Mad River Rd, Thornton, NH is assigned to Thornton Central School (elementary), rated B+; Plymouth Regional High School (high), rated B-. All sit in Thornton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Upper Mad River Rd, Thornton, NH compare to other homes in Campton 03223?

Among the 2,378 homes in Campton 03223, it is worth more than 39% of them ($402,128 against a typical $448,521), its price per square foot is higher than 56% of them ($279 against a typical $271), it is bigger than 43% of them (1,440 ft² against a typical 1,576 ft²), its lot is bigger than 92% of them (12 ac against a typical 1.4 ac) and it is newer than 66% of them (1991 against a typical 1986). Measured against all of Grafton County, it is worth more than 46% 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 Upper Mad River Rd, Thornton, NH?

The 2025 property tax bill for Upper Mad River Rd, Thornton, NH was $2,734. The county assessed it at $232,855.

More homes on Upper Mad River Rd

Closest homes

More homes in Thornton 03223

Assigned schools

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