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Single Family ResidenceResidential
$274,988$198 / 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 82How 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 $131,000 on Sep 24, 2024

491 NH ROUTE 123A

ALSTEAD, NH 03602
1
Baths
1,390 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1850
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

$275K
$225K low$325K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$131,000 · Sep 24, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,223 (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.$138,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$118,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$58,400

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.54
93
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
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.
93
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.88 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.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.Conventional
CountySULLIVAN
Lot (acres)The size of the land the home sits on, from county records.0.33
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(1)

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.

M
Vilas Middle SchoolA-
Middle · Grades 5–8 · 2.4 mi
E
Acworth Center SchoolC+
Elementary · Grades 1–4 · 3.4 mi
H
Fall Mountain Regional High SchoolD
High · Grades 9–12 · 4.4 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

491 Nh Route 123a 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 78% of homes in Alstead 03602
  • Costs less per square foot than 68% of homes in Sullivan County
  • Smaller than 66% of homes in Alstead 03602
  • Has a smaller lot than 92% of homes in Alstead 03602
  • Older than 94% 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
$159K$904K

This home is worth more than 22% 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$274,988
CheaperTypical $350,828Pricier

Pricier than 22% of homes nearby

Price per ft²$198
CheaperTypical $212Pricier

Pricier than 41% of homes nearby

Living area1,390 ft²
SmallerTypical 1,685 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.33 ac
SmallerTypical 4.75 acBigger

Bigger than 8% of homes nearby

Year built1850
OlderTypical 1978Newer

Newer than 12% of homes nearby

How 491 Nh Route 123a ranks against every home in each area.
MeasureThis homeAlstead 03602Sullivan County
Estimated valuepricier than$274,98822% of homes25% of homes
Price per ft²pricier than$19841% of homes32% of homes
Living areabigger than1,390 ft²34% of homes39% of homes
Lot sizebigger than0.33 ac8% of homes18% of homes
Year builtnewer than185012% of homes6% of homes

About 491 Nh Route 123a

How much is 491 Nh Route 123a, Alstead, NH worth?

The TopHap Estimate for 491 Nh Route 123a, Alstead, NH is $274,988 as of Jul 14, 2026. The likely range is $224,627 to $325,349. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 491 Nh Route 123a, Alstead, NH last sell?

491 Nh Route 123a, Alstead, NH last sold on Sep 24, 2024 for $131,000, according to the county's recorded deed.

How big is 491 Nh Route 123a, Alstead, NH?

491 Nh Route 123a, Alstead, NH has 1 bathrooms, 1,390 square feet of living space and a 0.33-acre lot.

When was 491 Nh Route 123a, Alstead, NH built?

491 Nh Route 123a, Alstead, NH was built in 1850, making it 176 years old. It is a conventional home. The building has 2 stories.

What schools serve 491 Nh Route 123a, Alstead, NH?

491 Nh Route 123a, Alstead, NH is assigned to Vilas Middle School (middle), rated A-; Acworth Center School (elementary), rated C+; Fall Mountain Regional High School (high), rated D. All sit in Fall Mountain Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 491 Nh Route 123a, Alstead, NH compare to other homes in Alstead 03602?

Among the 1,230 homes in Alstead 03602, it is worth more than 22% of them ($274,988 against a typical $350,828), its price per square foot is higher than 41% of them ($198 against a typical $212), it is bigger than 34% of them (1,390 ft² against a typical 1,685 ft²), its lot is bigger than 8% of them (0.33 ac against a typical 4.75 ac) and it is newer than 12% of them (1850 against a typical 1978). Measured against all of Sullivan County, it is worth more than 25% 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 491 Nh Route 123a, Alstead, NH?

The 2025 property tax bill for 491 Nh Route 123a, Alstead, NH was $2,223. The county assessed it at $138,400.

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