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Single Family ResidenceResidential
$442,194$196 / 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 90How 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

391 MAIN ST

ANDOVER, NH 03216
3
Beds
2
Baths
2,260 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.
3.55 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$442K
$397K low$487K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,529 (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.$513,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$119,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$394,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$390,450

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
97
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
52
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
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.122 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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
CountyMERRIMACK
Lot (acres)The size of the land the home sits on, from county records.3.55
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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

Transaction History(3)

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
Andover Elementary / Middle SchoolC+
Elementary · Grades KG–8 · 1.0 mi
H
Merrimack Valley High SchoolC-
High · Grades 9–12 · 16.8 mi

District: Merrimack Valley School District

Neighborhood · ZIP 03216These 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.112
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 100.108

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.2,506
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.60 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,687
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,922
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

391 Main 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.

  • Costs less per square foot than 90% of homes in Merrimack County
  • Bigger than 70% of homes in Merrimack County
  • Has a bigger lot than 75% of homes in Merrimack County
  • Newer than 85% of homes in Andover 03216

What homes are worth in Andover 03216

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

This home
$232K$986K

This home is worth more than 53% of homes in Andover 03216.

How it measures up in Andover 03216

The dot is this home. The mark in the middle is the typical home in Andover 03216.

Estimated value$442,194
CheaperTypical $432,327Pricier

Pricier than 53% of homes nearby

Price per ft²$196
CheaperTypical $235Pricier

Pricier than 26% of homes nearby

Living area2,260 ft²
SmallerTypical 1,894 ft²Bigger

Bigger than 67% of homes nearby

Lot size3.55 ac
SmallerTypical 2.2 acBigger

Bigger than 63% of homes nearby

Year built2002
OlderTypical 1973Newer

Newer than 85% of homes nearby

How 391 Main St ranks against every home in each area.
MeasureThis homeAndover 03216Merrimack County
Estimated valuepricier than$442,19453% of homes38% of homes
Price per ft²pricier than$19626% of homes10% of homes
Living areabigger than2,260 ft²67% of homes70% of homes
Lot sizebigger than3.55 ac63% of homes75% of homes
Year builtnewer than200285% of homes81% of homes

About 391 Main St

How much is 391 Main St, Andover, NH worth?

The TopHap Estimate for 391 Main St, Andover, NH is $442,194 as of Oct 21, 2026. The likely range is $396,975 to $487,413. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 391 Main St, Andover, NH last sell?

391 Main St, Andover, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 391 Main St, Andover, NH?

391 Main St, Andover, NH has 3 bedrooms, 2 bathrooms, 2,260 square feet of living space and a 3.55-acre lot.

When was 391 Main St, Andover, NH built?

391 Main St, Andover, NH was built in 2002, making it 24 years old. It is a cape cod home. The building has 2 stories.

What schools serve 391 Main St, Andover, NH?

391 Main St, Andover, NH is assigned to Andover Elementary / Middle School (elementary), 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 391 Main St, Andover, NH compare to other homes in Andover 03216?

Among the 1,074 homes in Andover 03216, it is worth more than 53% of them ($442,194 against a typical $432,327), its price per square foot is higher than 26% of them ($196 against a typical $235), it is bigger than 67% of them (2,260 ft² against a typical 1,894 ft²), its lot is bigger than 63% of them (3.55 ac against a typical 2.2 ac) and it is newer than 85% of them (2002 against a typical 1973). Measured against all of Merrimack County, it is worth more than 38% 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 391 Main St, Andover, NH?

The 2025 property tax bill for 391 Main St, Andover, NH was $7,529. The county assessed it at $513,900.

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Assigned schools

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