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Single Family ResidenceResidential
$217,328$148 / 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 Aug 30, 2026

380 RIVER ST

LANGDON, NH 03602
2
Beds
2
Baths
1,467 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.
0.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
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

$217K
$187K low$247K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,154 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$112,160 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$61,760

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
23
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.Cottage
CountySULLIVAN
Lot (acres)The size of the land the home sits on, from county records.0.80
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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

H
Fall Mountain Regional High SchoolD
High · Grades 9–12 · 2.0 mi
M
Vilas Middle SchoolA-
Middle · Grades 5–8 · 2.0 mi
E
Sarah Porter School
Elementary · Grades 1–4 · 2.3 mi

District: Fall Mountain Regional School District

Neighborhood · ZIP 03602These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.2,912
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.45 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,988
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,683
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

380 River St 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 94% of homes in Alstead 03602
  • Costs less per square foot than 91% of homes in Sullivan County
  • Has a smaller lot than 85% of homes in Alstead 03602
  • Older than 75% of homes in Sullivan County

What homes are worth in Alstead 03602

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

This home
$172K$888K

This home is worth more than 6% of homes in Alstead 03602.

How it measures up in Alstead 03602

The dot is this home. The mark in the middle is the typical home in Alstead 03602.

Estimated value$217,328
CheaperTypical $361,575Pricier

Pricier than 6% of homes nearby

Price per ft²$148
CheaperTypical $220Pricier

Pricier than 12% of homes nearby

Living area1,467 ft²
SmallerTypical 1,695 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.8 ac
SmallerTypical 4.9 acBigger

Bigger than 15% of homes nearby

Year built1940
OlderTypical 1978Newer

Newer than 26% of homes nearby

How 380 River St ranks against every home in each area.
MeasureThis homeAlstead 03602Sullivan County
Estimated valuepricier than$217,3286% of homes10% of homes
Price per ft²pricier than$14812% of homes9% of homes
Living areabigger than1,467 ft²37% of homes44% of homes
Lot sizebigger than0.8 ac15% of homes38% of homes
Year builtnewer than194026% of homes25% of homes

About 380 River St

How much is 380 River St, Langdon, NH worth?

The TopHap Estimate for 380 River St, Langdon, NH is $217,328 as of Aug 30, 2026. The likely range is $187,270 to $247,386. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 380 River St, Langdon, NH last sell?

380 River St, Langdon, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 380 River St, Langdon, NH?

380 River St, Langdon, NH has 2 bedrooms, 2 bathrooms, 1,467 square feet of living space and a 0.80-acre lot.

When was 380 River St, Langdon, NH built?

380 River St, Langdon, NH was built in 1940, making it 86 years old. It is a cottage home. The building has 1 story.

What schools serve 380 River St, Langdon, NH?

380 River St, Langdon, NH is assigned to Fall Mountain Regional High School (high), rated D; Vilas Middle School (middle), rated A-; Sarah Porter School (elementary). All sit in Fall Mountain Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 380 River St, Langdon, NH compare to other homes in Alstead 03602?

Among the 1,230 homes in Alstead 03602, it is worth more than 6% of them ($217,328 against a typical $361,575), its price per square foot is higher than 12% of them ($148 against a typical $220), it is bigger than 37% of them (1,467 ft² against a typical 1,695 ft²), its lot is bigger than 15% of them (0.8 ac against a typical 4.9 ac) and it is newer than 26% of them (1940 against a typical 1978). Measured against all of Sullivan County, it is worth more than 10% 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 380 River St, Langdon, NH?

The 2024 property tax bill for 380 River St, Langdon, NH was $3,154. The county assessed it at $112,160.

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