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Single Family ResidenceResidential
$222,581$372 / 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 75How 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

231 NEW PORTSMOUTH RD

UNION, NH 03887
2
Beds
0
Baths
599 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$223K
$166K low$279K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,483 (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.$93,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$41,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Rustic
CountySTRAFFORD
Lot (acres)The size of the land the home sits on, from county records.0.26
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
Middleton Elementary SchoolC-
Elementary · Grades PK–6 · 2.5 mi

District: Middleton 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

231 New Portsmouth 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.

  • Among the least valuable homes in Strafford County
  • Costs more per square foot than 85% of homes in Union 03887
  • Smaller than 98% of homes in Union 03887
  • Has a smaller lot than 90% of homes in Union 03887
  • Older than 83% of homes in Union 03887

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
$215K$919K

This home is worth more than 2% of 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$222,581
CheaperTypical $440,179Pricier

Pricier than 2% of homes nearby

Price per ft²$372
CheaperTypical $265Pricier

Pricier than 85% of homes nearby

Living area599 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 2% of homes nearby

Lot size0.26 ac
SmallerTypical 1.2 acBigger

Bigger than 10% of homes nearby

Year built1960
OlderTypical 1983Newer

Newer than 17% of homes nearby

How 231 New Portsmouth Rd ranks against every home in each area.
MeasureThis homeUnion 03887Strafford County
Estimated valuepricier than$222,5812% of homesalmost no homes
Price per ft²pricier than$37285% of homes80% of homes
Living areabigger than599 ft²2% of homes3% of homes
Lot sizebigger than0.26 ac10% of homes22% of homes
Year builtnewer than196017% of homes30% of homes

About 231 New Portsmouth Rd

How much is 231 New Portsmouth Rd, Union, NH worth?

The TopHap Estimate for 231 New Portsmouth Rd, Union, NH is $222,581 as of Sep 24, 2026. The likely range is $166,492 to $278,670. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 New Portsmouth Rd, Union, NH last sell?

231 New Portsmouth Rd, Union, NH last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 231 New Portsmouth Rd, Union, NH?

231 New Portsmouth Rd, Union, NH has 2 bedrooms, 599 square feet of living space and a 0.26-acre lot.

When was 231 New Portsmouth Rd, Union, NH built?

231 New Portsmouth Rd, Union, NH was built in 1960, making it 66 years old. It is a rustic home. The building has 1 story.

What schools serve 231 New Portsmouth Rd, Union, NH?

231 New Portsmouth Rd, Union, NH is assigned to Middleton Elementary School (elementary), rated C-. All sit in Middleton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 231 New Portsmouth Rd, Union, NH compare to other homes in Union 03887?

Among the 1,049 homes in Union 03887, it is worth more than 2% of them ($222,581 against a typical $440,179), its price per square foot is higher than 85% of them ($372 against a typical $265), it is bigger than 2% of them (599 ft² against a typical 1,620 ft²), its lot is bigger than 10% of them (0.26 ac against a typical 1.2 ac) and it is newer than 17% of them (1960 against a typical 1983). Measured against all of Strafford County, it is worth more than almost no 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 231 New Portsmouth Rd, Union, NH?

The 2025 property tax bill for 231 New Portsmouth Rd, Union, NH was $1,483. The county assessed it at $93,900.

More homes on New Portsmouth Rd

Closest homes

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