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Single Family ResidenceResidential
$637,787$250 / 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 95How 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
Last sold for $128,000 on Mar 22, 1988

23 NEWTON ST

MERRIMACK, NH 03054
3
Beds
1.5
Baths
2,548 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
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

$638K
$604K low$672K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$128,000 · Mar 22, 1988

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,158 (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.$414,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$197,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$523,355

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
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.
87
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.
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.Split Foyer
CountyHILLSBOROUGH
Lot (acres)The size of the land the home sits on, from county records.0.46
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
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(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.

H
Merrimack High SchoolC
High · Grades 9–12 · 0.8 mi
E
James Mastricola Elementary SchoolB
Elementary · Grades PK–4 · 1.1 mi
M
Merrimack Middle SchoolC+
Middle · Grades 7–8 · 2.1 mi

District: Merrimack School District

Neighborhood · ZIP 03054These 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.49
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.88

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.27,283
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.817 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,868
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,079
Average tempThe average temperature here across a full year.47°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

23 Newton 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 74% of homes in Hillsborough County
  • Costs less per square foot than 79% of homes in Hillsborough County
  • Bigger than 79% of homes in Hillsborough County
  • Has a smaller lot than 69% of homes in Merrimack 03054
  • Older than 82% of homes in Merrimack 03054

What homes are worth in Merrimack 03054

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

This home
$287K$952K

This home is worth more than 71% of homes in Merrimack 03054.

How it measures up in Merrimack 03054

The dot is this home. The mark in the middle is the typical home in Merrimack 03054.

Estimated value$637,787
CheaperTypical $548,886Pricier

Pricier than 71% of homes nearby

Price per ft²$250
CheaperTypical $263Pricier

Pricier than 38% of homes nearby

Living area2,548 ft²
SmallerTypical 2,026 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.46 ac
SmallerTypical 0.63 acBigger

Bigger than 31% of homes nearby

Year built1969
OlderTypical 1984Newer

Newer than 18% of homes nearby

How 23 Newton St ranks against every home in each area.
MeasureThis homeMerrimack 03054Hillsborough County
Estimated valuepricier than$637,78771% of homes74% of homes
Price per ft²pricier than$25038% of homes21% of homes
Living areabigger than2,548 ft²71% of homes79% of homes
Lot sizebigger than0.46 ac31% of homes45% of homes
Year builtnewer than196918% of homes35% of homes

About 23 Newton St

How much is 23 Newton St, Merrimack, NH worth?

The TopHap Estimate for 23 Newton St, Merrimack, NH is $637,787 as of Aug 30, 2026. The likely range is $603,844 to $671,730. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Newton St, Merrimack, NH last sell?

23 Newton St, Merrimack, NH last sold on Mar 22, 1988 for $128,000, according to the county's recorded deed.

How big is 23 Newton St, Merrimack, NH?

23 Newton St, Merrimack, NH has 3 bedrooms, 1.5 bathrooms, 2,548 square feet of living space and a 0.46-acre lot.

When was 23 Newton St, Merrimack, NH built?

23 Newton St, Merrimack, NH was built in 1969, making it 57 years old. It is a split foyer home. The building has 1 story.

What schools serve 23 Newton St, Merrimack, NH?

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

How does 23 Newton St, Merrimack, NH compare to other homes in Merrimack 03054?

Among the 9,896 homes in Merrimack 03054, it is worth more than 71% of them ($637,787 against a typical $548,886), its price per square foot is higher than 38% of them ($250 against a typical $263), it is bigger than 71% of them (2,548 ft² against a typical 2,026 ft²), its lot is bigger than 31% of them (0.46 ac against a typical 0.63 ac) and it is newer than 18% of them (1969 against a typical 1984). Measured against all of Hillsborough County, it is worth more than 74% 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 23 Newton St, Merrimack, NH?

The 2025 property tax bill for 23 Newton St, Merrimack, NH was $9,158. The county assessed it at $414,200.

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