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Single Family ResidenceResidential
$385,297$88 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $165,000 on Apr 17, 2024

20 HIGH ST

BOSCAWEN, NH 03303
5
Beds
2
Baths
4,369 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.
1.79 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

$385K
$337K low$433K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Apr 17, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,742 (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.$179,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$139,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$40,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$181,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$216,220

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.56
99
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.
56
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.
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.197 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.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
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.1.79
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
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(6)

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
Boscawen Elementary SchoolB
Elementary · Grades PK–5 · 1.7 mi
M
Merrimack Valley Middle SchoolC-
Middle · Grades 6–8 · 3.8 mi
H
Merrimack Valley High SchoolC-
High · Grades 9–12 · 3.8 mi

District: Merrimack Valley School District

Neighborhood · ZIP 03303These 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.111
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 100.109

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.15,724
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.230 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,357
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,728
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

20 High 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 78% of homes in Merrimack County
  • Among the lowest price per square foot in Concord 03303
  • Among the largest homes in Concord 03303
  • Has a bigger lot than 67% of homes in Concord 03303
  • Older than 88% of homes in Concord 03303

What homes are worth in Concord 03303

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

This home
$229K$770K

This home is worth more than 32% of homes in Concord 03303.

How it measures up in Concord 03303

The dot is this home. The mark in the middle is the typical home in Concord 03303.

Estimated value$385,297
CheaperTypical $436,795Pricier

Pricier than 32% of homes nearby

Price per ft²$88
CheaperTypical $286Pricier

Cheaper than almost all homes nearby

Living area4,369 ft²
SmallerTypical 1,412 ft²Bigger

Bigger than almost all homes nearby

Lot size1.79 ac
SmallerTypical 0.75 acBigger

Bigger than 67% of homes nearby

Year built1910
OlderTypical 1986Newer

Newer than 12% of homes nearby

How 20 High St ranks against every home in each area.
MeasureThis homeConcord 03303Merrimack County
Estimated valuepricier than$385,29732% of homes22% of homes
Price per ft²pricier than$88almost no homesalmost no homes
Living areabigger than4,369 ft²almost all homes97% of homes
Lot sizebigger than1.79 ac67% of homes56% of homes
Year builtnewer than191012% of homes15% of homes

About 20 High St

How much is 20 High St, Boscawen, NH worth?

The TopHap Estimate for 20 High St, Boscawen, NH is $385,297 as of Oct 21, 2026. The likely range is $337,315 to $433,279. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 High St, Boscawen, NH last sell?

20 High St, Boscawen, NH last sold on Apr 17, 2024 for $165,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 High St, Boscawen, NH?

20 High St, Boscawen, NH has 5 bedrooms, 2 bathrooms, 4,369 square feet of living space and a 1.79-acre lot.

When was 20 High St, Boscawen, NH built?

20 High St, Boscawen, NH was built in 1910, making it 116 years old. The building has 3 stories.

What schools serve 20 High St, Boscawen, NH?

20 High St, Boscawen, NH is assigned to Boscawen Elementary School (elementary), rated B; Merrimack Valley Middle School (middle), rated C-; Merrimack Valley High School (high), rated C-. All sit in Merrimack Valley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 High St, Boscawen, NH compare to other homes in Concord 03303?

Among the 5,771 homes in Concord 03303, it is worth more than 32% of them ($385,297 against a typical $436,795), its price per square foot is higher than almost none of them ($88 against a typical $286), it is bigger than almost all of them (4,369 ft² against a typical 1,412 ft²), its lot is bigger than 67% of them (1.79 ac against a typical 0.75 ac) and it is newer than 12% of them (1910 against a typical 1986). Measured against all of Merrimack County, it is worth more than 22% 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 20 High St, Boscawen, NH?

The 2025 property tax bill for 20 High St, Boscawen, NH was $3,742. The county assessed it at $179,900.

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