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Single Family ResidenceResidential
$364,844$280 / 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 Sep 24, 2026

642 ROUTE 3A

BOW, NH 03304
3
Beds
1
Baths
1,301 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1932
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$365K
$351K low$379K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,924 (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.$245,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$106,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$139,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$319,485

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.48
73
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
14
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
54
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
77
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
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.49 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.2 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.Colonial
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.0.50
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

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.

Foreclosure Filings(1)

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

M
Bow Memorial SchoolA-
Middle · Grades 7–8 · 1.4 mi
E
Bow Elementary SchoolA+
Elementary · Grades PK–4 · 1.5 mi
H
Bow High SchoolB+
High · Grades 9–12 · 1.5 mi

District: Bow School District

Neighborhood · ZIP 03304These 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.21
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.108

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.8,739
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.308 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,395
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$174,925
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

642 Route 3a 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 98% of homes in Bow 03304
  • Costs less per square foot than 77% of homes in Bow 03304
  • Smaller than 86% of homes in Bow 03304
  • Among the smallest lots in Bow 03304
  • Older than 95% of homes in Bow 03304

What homes are worth in Bow 03304

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

This home
$355K$1.2M

This home is worth more than 2% of homes in Bow 03304.

How it measures up in Bow 03304

The dot is this home. The mark in the middle is the typical home in Bow 03304.

Estimated value$364,844
CheaperTypical $629,774Pricier

Pricier than 2% of homes nearby

Price per ft²$280
CheaperTypical $320Pricier

Pricier than 23% of homes nearby

Living area1,301 ft²
SmallerTypical 2,006 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.5 ac
SmallerTypical 2.08 acBigger

Smaller than almost all homes nearby

Year built1932
OlderTypical 1985Newer

Newer than 5% of homes nearby

How 642 Route 3a ranks against every home in each area.
MeasureThis homeBow 03304Merrimack County
Estimated valuepricier than$364,8442% of homes17% of homes
Price per ft²pricier than$28023% of homes51% of homes
Living areabigger than1,301 ft²14% of homes26% of homes
Lot sizebigger than0.5 acalmost no homes30% of homes
Year builtnewer than19325% of homes19% of homes

About 642 Route 3a

How much is 642 Route 3a, Bow, NH worth?

The TopHap Estimate for 642 Route 3a, Bow, NH is $364,844 as of Sep 24, 2026. The likely range is $351,161 to $378,527. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 642 Route 3a, Bow, NH last sell?

642 Route 3a, Bow, NH last sold on Dec 6, 2023, according to the county's recorded deed.

How big is 642 Route 3a, Bow, NH?

642 Route 3a, Bow, NH has 3 bedrooms, 1 bathrooms, 1,301 square feet of living space and a 0.50-acre lot.

When was 642 Route 3a, Bow, NH built?

642 Route 3a, Bow, NH was built in 1932, making it 94 years old. It is a colonial home. The building has 2 stories.

What schools serve 642 Route 3a, Bow, NH?

642 Route 3a, Bow, NH is assigned to Bow Memorial School (middle), rated A-; Bow Elementary School (elementary), rated A+; Bow High School (high), rated B+. All sit in Bow School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 642 Route 3a, Bow, NH compare to other homes in Bow 03304?

Among the 2,814 homes in Bow 03304, it is worth more than 2% of them ($364,844 against a typical $629,774), its price per square foot is higher than 23% of them ($280 against a typical $320), it is bigger than 14% of them (1,301 ft² against a typical 2,006 ft²), its lot is bigger than almost none of them (0.5 ac against a typical 2.08 ac) and it is newer than 5% of them (1932 against a typical 1985). Measured against all of Merrimack County, it is worth more than 17% 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 642 Route 3a, Bow, NH?

The 2025 property tax bill for 642 Route 3a, Bow, NH was $4,924. The county assessed it at $245,600.

More homes on Route 3a

Closest homes

More homes in Bow 03304

Assigned schools

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