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Single Family ResidenceResidential
$170,000$165 / 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 94How 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 $148,000 on Jun 22, 2021

159 MAIN ST

UNION, NH 03887
2
Beds
1
Baths
1,032 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$170K
$159K low$181K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$148,000 · Jun 22, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,802 (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.$206,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$51,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$155,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$191,995

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.54
96
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.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
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.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.Cape Cod
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.15
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

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.

E
Paul Elementary SchoolD+
Elementary · Grades PK–8 · 4.1 mi
H
Spaulding High SchoolC+
High · Grades 9–12 · 12.8 mi

District: Rochester School District

Neighborhood · ZIP 03887These 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 100.113

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.2,684
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.120 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,525
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,590
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

159 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.

  • Among the least valuable homes in Union 03887
  • Costs less per square foot than 96% of homes in Union 03887
  • Smaller than 86% of homes in Union 03887
  • Among the smallest lots in Union 03887
  • Older than 92% of homes in Carroll County

What homes are worth in Union 03887

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

This home
$205K$907K

This home is worth less than almost all homes in Union 03887.

How it measures up in Union 03887

The dot is this home. The mark in the middle is the typical home in Union 03887.

Estimated value$170,000
CheaperTypical $429,249Pricier

Cheaper than almost all homes nearby

Price per ft²$165
CheaperTypical $249Pricier

Pricier than 4% of homes nearby

Living area1,032 ft²
SmallerTypical 1,617 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.15 ac
SmallerTypical 1.18 acBigger

Smaller than almost all homes nearby

Year built1900
OlderTypical 1982Newer

Newer than 9% of homes nearby

How 159 Main St ranks against every home in each area.
MeasureThis homeUnion 03887Carroll County
Estimated valuepricier than$170,000almost no homes2% of homes
Price per ft²pricier than$1654% of homes4% of homes
Living areabigger than1,032 ft²14% of homes20% of homes
Lot sizebigger than0.15 acalmost no homes3% of homes
Year builtnewer than19009% of homes8% of homes

About 159 Main St

How much is 159 Main St, Union, NH worth?

The TopHap Estimate for 159 Main St, Union, NH is $170,000 as of Aug 30, 2026. The likely range is $159,475 to $180,525. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 159 Main St, Union, NH last sell?

159 Main St, Union, NH last sold on Jun 22, 2021 for $148,000, according to the county's recorded deed.

How big is 159 Main St, Union, NH?

159 Main St, Union, NH has 2 bedrooms, 1 bathrooms, 1,032 square feet of living space and a 0.15-acre lot.

When was 159 Main St, Union, NH built?

159 Main St, Union, NH was built in 1900, making it 126 years old. It is a cape cod home. The building has 1 story.

What schools serve 159 Main St, Union, NH?

159 Main St, Union, NH is assigned to Paul Elementary School (elementary), rated D+; Spaulding High School (high), rated C+. All sit in Rochester School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 159 Main St, Union, NH compare to other homes in Union 03887?

Among the 1,049 homes in Union 03887, it is worth more than almost none of them ($170,000 against a typical $429,249), its price per square foot is higher than 4% of them ($165 against a typical $249), it is bigger than 14% of them (1,032 ft² against a typical 1,617 ft²), its lot is bigger than almost none of them (0.15 ac against a typical 1.18 ac) and it is newer than 9% of them (1900 against a typical 1982). Measured against all of Carroll County, it is worth more than 2% 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 159 Main St, Union, NH?

The 2025 property tax bill for 159 Main St, Union, NH was $1,802. The county assessed it at $206,900.

More homes on Main St

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Assigned schools

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