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Single Family ResidenceResidential
$757,714$243 / 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 Sep 24, 2026

66 ISLAND DR

MERRIMACK, NH 03054
3
Beds
2.5
Baths
3,122 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$758K
$734K low$781K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,743 (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.$485,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$228,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$257,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$483,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$673,645

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.57
95
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
88
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.159 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.1 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.Cape Cod
CountyHILLSBOROUGH
Lot (acres)The size of the land the home sits on, from county records.0.40
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
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.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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 · 0.9 mi
E
James Mastricola Elementary SchoolB
Elementary · Grades PK–4 · 1.2 mi
M
Merrimack Middle SchoolC+
Middle · Grades 7–8 · 3.1 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

66 Island Dr 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 90% of homes in Merrimack 03054
  • Costs less per square foot than 84% of homes in Hillsborough County
  • Bigger than 89% of homes in Hillsborough County
  • Has a smaller lot than 74% of homes in Merrimack 03054
  • Older than 89% 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
$286K$969K

This home is worth more than 90% 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$757,714
CheaperTypical $550,324Pricier

Pricier than 90% of homes nearby

Price per ft²$243
CheaperTypical $265Pricier

Pricier than 28% of homes nearby

Living area3,122 ft²
SmallerTypical 2,007 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.4 ac
SmallerTypical 0.62 acBigger

Bigger than 26% of homes nearby

Year built1965
OlderTypical 1984Newer

Newer than 11% of homes nearby

How 66 Island Dr ranks against every home in each area.
MeasureThis homeMerrimack 03054Hillsborough County
Estimated valuepricier than$757,71490% of homes86% of homes
Price per ft²pricier than$24328% of homes16% of homes
Living areabigger than3,122 ft²88% of homes89% of homes
Lot sizebigger than0.4 ac26% of homes42% of homes
Year builtnewer than196511% of homes31% of homes

About 66 Island Dr

How much is 66 Island Dr, Merrimack, NH worth?

The TopHap Estimate for 66 Island Dr, Merrimack, NH is $757,714 as of Sep 24, 2026. The likely range is $734,148 to $781,280. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 66 Island Dr, Merrimack, NH last sell?

66 Island Dr, Merrimack, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 66 Island Dr, Merrimack, NH?

66 Island Dr, Merrimack, NH has 3 bedrooms, 2.5 bathrooms, 3,122 square feet of living space and a 0.40-acre lot.

When was 66 Island Dr, Merrimack, NH built?

66 Island Dr, Merrimack, NH was built in 1965, making it 61 years old. It is a cape cod home. The building has 2 stories.

What schools serve 66 Island Dr, Merrimack, NH?

66 Island Dr, 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 66 Island Dr, Merrimack, NH compare to other homes in Merrimack 03054?

Among the 9,896 homes in Merrimack 03054, it is worth more than 90% of them ($757,714 against a typical $550,324), its price per square foot is higher than 28% of them ($243 against a typical $265), it is bigger than 88% of them (3,122 ft² against a typical 2,007 ft²), its lot is bigger than 26% of them (0.4 ac against a typical 0.62 ac) and it is newer than 11% of them (1965 against a typical 1984). Measured against all of Hillsborough County, it is worth more than 86% 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 66 Island Dr, Merrimack, NH?

The 2025 property tax bill for 66 Island Dr, Merrimack, NH was $10,743. The county assessed it at $485,900.

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