Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$395,587$265 / 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 97How 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 $150,000 on Oct 30, 2001

51 DERRY ST

MERRIMACK, NH 03054
2
Beds
2
Baths
1,495 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.
1983
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

$396K
$383K low$408K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Oct 30, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,415 (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.$244,900 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$244,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$337,345

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyHILLSBOROUGH
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
James Mastricola Elementary SchoolA-
Elementary · Grades PK–4 · 1.3 mi
M
Merrimack Middle SchoolC
Middle · Grades 7–8 · 1.3 mi
H
Merrimack High SchoolB-
High · Grades 9–12 · 1.5 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%

Owner Tools

Do you own this home?
Claim this home

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

51 Derry 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 84% of homes in Merrimack 03054
  • Costs less per square foot than 75% of homes in Hillsborough County
  • Smaller than 81% 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
$291K$979K

This home is worth more than 16% 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$395,587
CheaperTypical $550,052Pricier

Pricier than 16% of homes nearby

Price per ft²$265
CheaperTypical $265Pricier

Pricier than 49% of homes nearby

Living area1,495 ft²
SmallerTypical 2,006 ft²Bigger

Bigger than 19% of homes nearby

Year built1983
OlderTypical 1984Newer

Newer than 47% of homes nearby

How 51 Derry St ranks against every home in each area.
MeasureThis homeMerrimack 03054Hillsborough County
Estimated valuepricier than$395,58716% of homes18% of homes
Price per ft²pricier than$26549% of homes25% of homes
Living areabigger than1,495 ft²19% of homes37% of homes
Year builtnewer than198347% of homes55% of homes

About 51 Derry St

How much is 51 Derry St, Merrimack, NH worth?

The TopHap Estimate for 51 Derry St, Merrimack, NH is $395,587 as of Oct 21, 2026. The likely range is $382,885 to $408,289. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Derry St, Merrimack, NH last sell?

51 Derry St, Merrimack, NH last sold on Oct 30, 2001 for $150,000, according to the county's recorded deed.

How big is 51 Derry St, Merrimack, NH?

51 Derry St, Merrimack, NH has 2 bedrooms, 2 bathrooms and 1,495 square feet of living space.

When was 51 Derry St, Merrimack, NH built?

51 Derry St, Merrimack, NH was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 51 Derry St, Merrimack, NH?

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

How does 51 Derry St, Merrimack, NH compare to other homes in Merrimack 03054?

Among the 9,896 homes in Merrimack 03054, it is worth more than 16% of them ($395,587 against a typical $550,052), its price per square foot is higher than 49% of them ($265 against a typical $265), it is bigger than 19% of them (1,495 ft² against a typical 2,006 ft²) and it is newer than 47% of them (1983 against a typical 1984). Measured against all of Hillsborough County, it is worth more than 18% 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 51 Derry St, Merrimack, NH?

The 2025 property tax bill for 51 Derry St, Merrimack, NH was $5,415. The county assessed it at $244,900.

More homes on Derry St

Closest homes

More homes in Merrimack 03054

Assigned schools

Explore the area

See this home in context

Open 51 Derry St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map