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Single Family ResidenceResidential
$653,267$233 / 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 Jul 14, 2026
Last sold for $209,900 on Oct 22, 2013

21 B ST

CONWAY, NH 03818
3
Beds
3.5
Baths
2,800 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.
0.72 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$653K
$625K low$682K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$209,900 · Oct 22, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,119 (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.$574,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$63,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$510,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$519,555

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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.72
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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.

M
Kennett Middle SchoolB+
Middle · Grades 7–8 · 1.2 mi
H
Kennett High SchoolC
High · Grades 9–12 · 3.5 mi
E
Lakeside Primary School
Elementary · Grades KG–2 · 4.5 mi

District: Conway School District

Neighborhood · ZIP 03818These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.74
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.111

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.62%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
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.4,300
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.39 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,865
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,374
Average tempThe average temperature here across a full year.39°F
Annual precipHow much rain and melted snow falls here in a typical year.57 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

Owner Tools

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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 B 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 more than 81% of homes in Conway 03818
  • Costs less per square foot than 72% of homes in Carroll County
  • Bigger than 90% of homes in Conway 03818
  • Newer than 82% of homes in Carroll County

What homes are worth in Conway 03818

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

This home
$150K$1.2M

This home is worth more than 81% of homes in Conway 03818.

How it measures up in Conway 03818

The dot is this home. The mark in the middle is the typical home in Conway 03818.

Estimated value$653,267
CheaperTypical $433,328Pricier

Pricier than 81% of homes nearby

Price per ft²$233
CheaperTypical $267Pricier

Pricier than 32% of homes nearby

Living area2,800 ft²
SmallerTypical 1,570 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.72 ac
SmallerTypical 0.76 acBigger

Bigger than 48% of homes nearby

Year built2004
OlderTypical 1985Newer

Newer than 81% of homes nearby

How 21 B St ranks against every home in each area.
MeasureThis homeConway 03818Carroll County
Estimated valuepricier than$653,26781% of homes69% of homes
Price per ft²pricier than$23332% of homes28% of homes
Living areabigger than2,800 ft²90% of homes83% of homes
Lot sizebigger than0.72 ac48% of homes37% of homes
Year builtnewer than200481% of homes82% of homes

About 21 B St

How much is 21 B St, Conway, NH worth?

The TopHap Estimate for 21 B St, Conway, NH is $653,267 as of Jul 14, 2026. The likely range is $624,961 to $681,573. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 B St, Conway, NH last sell?

21 B St, Conway, NH last sold on Oct 22, 2013 for $209,900, according to the county's recorded deed.

How big is 21 B St, Conway, NH?

21 B St, Conway, NH has 3 bedrooms, 3.5 bathrooms, 2,800 square feet of living space and a 0.72-acre lot.

When was 21 B St, Conway, NH built?

21 B St, Conway, NH was built in 2004, making it 22 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 B St, Conway, NH?

21 B St, Conway, NH is assigned to Kennett Middle School (middle), rated B+; Kennett High School (high), rated C; Lakeside Primary School (elementary). All sit in Conway School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 B St, Conway, NH compare to other homes in Conway 03818?

Among the 3,710 homes in Conway 03818, it is worth more than 81% of them ($653,267 against a typical $433,328), its price per square foot is higher than 32% of them ($233 against a typical $267), it is bigger than 90% of them (2,800 ft² against a typical 1,570 ft²), its lot is bigger than 48% of them (0.72 ac against a typical 0.76 ac) and it is newer than 81% of them (2004 against a typical 1985). Measured against all of Carroll County, it is worth more than 69% 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 B St, Conway, NH?

The 2025 property tax bill for 21 B St, Conway, NH was $7,119. The county assessed it at $574,100.

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