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Single Family ResidenceResidential
$345,045$211 / 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 Jul 14, 2026
Last sold for $404,733 on Jun 28, 2024

478 ROUTE 10 S

GRANTHAM, NH 03753
2
Beds
1
Baths
1,637 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.
1.6 ac
Lot SizeThe size of the land the home sits on, from county records.
1885
Year BuiltThe year the home was originally built, according to county records.
2
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

$345K
$306K low$384K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$404,733 · Jun 28, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,354 (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.$287,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$226,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$273,400

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.51
94
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
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.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
9
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.106 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountySULLIVAN
Lot (acres)The size of the land the home sits on, from county records.1.60
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Grantham Village SchoolA
Elementary · Grades PK–6 · 0.5 mi
M
Lebanon Middle SchoolB-
Middle · Grades 5–8 · 11.4 mi
H
Lebanon High SchoolB
High · Grades 9–12 · 12.8 mi

District: Grantham School District

Neighborhood · ZIP 03753These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.76%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.5%
PopulationHow many people live in this area.3,200
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.112 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,251
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,240
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

478 Route 10 S 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 91% of homes in Grantham 03753
  • Costs less per square foot than 88% of homes in Grantham 03753
  • Older than 98% of homes in Grantham 03753

What homes are worth in Grantham 03753

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

This home
$243K$1M

This home is worth more than 9% of homes in Grantham 03753.

How it measures up in Grantham 03753

The dot is this home. The mark in the middle is the typical home in Grantham 03753.

Estimated value$345,045
CheaperTypical $492,089Pricier

Pricier than 9% of homes nearby

Price per ft²$211
CheaperTypical $273Pricier

Pricier than 12% of homes nearby

Living area1,637 ft²
SmallerTypical 1,771 ft²Bigger

Bigger than 43% of homes nearby

Lot size1.6 ac
SmallerTypical 1.37 acBigger

Bigger than 57% of homes nearby

Year built1885
OlderTypical 1986Newer

Newer than 2% of homes nearby

How 478 Route 10 S ranks against every home in each area.
MeasureThis homeGrantham 03753Sullivan County
Estimated valuepricier than$345,0459% of homes43% of homes
Price per ft²pricier than$21112% of homes39% of homes
Living areabigger than1,637 ft²43% of homes53% of homes
Lot sizebigger than1.6 ac57% of homes53% of homes
Year builtnewer than18852% of homes8% of homes

About 478 Route 10 S

How much is 478 Route 10 S, Grantham, NH worth?

The TopHap Estimate for 478 Route 10 S, Grantham, NH is $345,045 as of Jul 14, 2026. The likely range is $306,238 to $383,852. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 478 Route 10 S, Grantham, NH last sell?

478 Route 10 S, Grantham, NH last sold on Jun 28, 2024 for $404,733, according to the county's recorded deed.

How big is 478 Route 10 S, Grantham, NH?

478 Route 10 S, Grantham, NH has 2 bedrooms, 1 bathrooms, 1,637 square feet of living space and a 1.60-acre lot.

When was 478 Route 10 S, Grantham, NH built?

478 Route 10 S, Grantham, NH was built in 1885, making it 141 years old. It is a conventional home. The building has 2 stories.

What schools serve 478 Route 10 S, Grantham, NH?

478 Route 10 S, Grantham, NH is assigned to Grantham Village School (elementary), rated A; Lebanon Middle School (middle), rated B-; Lebanon High School (high), rated B. All sit in Grantham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 478 Route 10 S, Grantham, NH compare to other homes in Grantham 03753?

Among the 1,864 homes in Grantham 03753, it is worth more than 9% of them ($345,045 against a typical $492,089), its price per square foot is higher than 12% of them ($211 against a typical $273), it is bigger than 43% of them (1,637 ft² against a typical 1,771 ft²), its lot is bigger than 57% of them (1.6 ac against a typical 1.37 ac) and it is newer than 2% of them (1885 against a typical 1986). Measured against all of Sullivan County, it is worth more than 43% 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 478 Route 10 S, Grantham, NH?

The 2025 property tax bill for 478 Route 10 S, Grantham, NH was $6,354. The county assessed it at $287,100.

More homes on Route 10 S

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More homes in Grantham 03753

Assigned schools

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