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Single Family ResidenceResidential
$675,856$361 / 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

145 MANSION RD

DUNBARTON, NH 03046
3
Beds
2.5
Baths
1,872 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.
4.49 ac
Lot SizeThe size of the land the home sits on, from county records.
2025
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

$676K
$650K low$702K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,005 (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.$489,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$158,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$331,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$86,700

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
44
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
93
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.10 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
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.4.49
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Dunbarton Elementary SchoolC
Elementary · Grades KG–6 · 1.1 mi
H
Bow High SchoolA
High · Grades 9–12 · 5.4 mi
M
Bow Memorial SchoolB
Middle · Grades 7–8 · 5.7 mi

District: Bow School District

Neighborhood · ZIP 03046These 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.56
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.3,248
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.103 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,778
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,568
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

145 Mansion Rd 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 81% of homes in Merrimack County
  • Costs more per square foot than 85% of homes in Merrimack County
  • Has a bigger lot than 78% of homes in Merrimack County
  • Among the newest homes in Dunbarton 03046

What homes are worth in Dunbarton 03046

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

This home
$298K$1.2M

This home is worth more than 58% of homes in Dunbarton 03046.

How it measures up in Dunbarton 03046

The dot is this home. The mark in the middle is the typical home in Dunbarton 03046.

Estimated value$675,856
CheaperTypical $646,814Pricier

Pricier than 58% of homes nearby

Price per ft²$361
CheaperTypical $329Pricier

Pricier than 70% of homes nearby

Living area1,872 ft²
SmallerTypical 1,998 ft²Bigger

Bigger than 43% of homes nearby

Lot size4.49 ac
SmallerTypical 5.06 acBigger

Bigger than 39% of homes nearby

Year built2025
OlderTypical 1990Newer

Newer than almost all homes nearby

How 145 Mansion Rd ranks against every home in each area.
MeasureThis homeDunbarton 03046Merrimack County
Estimated valuepricier than$675,85658% of homes81% of homes
Price per ft²pricier than$36170% of homes85% of homes
Living areabigger than1,872 ft²43% of homes55% of homes
Lot sizebigger than4.49 ac39% of homes78% of homes
Year builtnewer than2025almost all homesalmost all homes

About 145 Mansion Rd

How much is 145 Mansion Rd, Dunbarton, NH worth?

The TopHap Estimate for 145 Mansion Rd, Dunbarton, NH is $675,856 as of Sep 24, 2026. The likely range is $650,029 to $701,683. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 145 Mansion Rd, Dunbarton, NH last sell?

145 Mansion Rd, Dunbarton, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 145 Mansion Rd, Dunbarton, NH?

145 Mansion Rd, Dunbarton, NH has 3 bedrooms, 2.5 bathrooms, 1,872 square feet of living space and a 4.49-acre lot.

When was 145 Mansion Rd, Dunbarton, NH built?

145 Mansion Rd, Dunbarton, NH was built in 2025, making it 1 years old. It is a colonial home. The building has 2 stories.

What schools serve 145 Mansion Rd, Dunbarton, NH?

145 Mansion Rd, Dunbarton, NH is assigned to Dunbarton Elementary School (elementary), rated C; Bow High School (high), rated A; Bow Memorial School (middle), rated B. All sit in Bow School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 145 Mansion Rd, Dunbarton, NH compare to other homes in Dunbarton 03046?

Among the 1,184 homes in Dunbarton 03046, it is worth more than 58% of them ($675,856 against a typical $646,814), its price per square foot is higher than 70% of them ($361 against a typical $329), it is bigger than 43% of them (1,872 ft² against a typical 1,998 ft²), its lot is bigger than 39% of them (4.49 ac against a typical 5.06 ac) and it is newer than almost all of them (2025 against a typical 1990). Measured against all of Merrimack County, it is worth more than 81% 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 145 Mansion Rd, Dunbarton, NH?

The 2025 property tax bill for 145 Mansion Rd, Dunbarton, NH was $8,005. The county assessed it at $489,900.

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