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Duplex (2 Units, Any Combination)Residential
Last sold for $417,866 on Dec 14, 2016

1253 ISLINGTON ST

PORTSMOUTH, NH 03801
4
Beds
3.5
Baths
1,840 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1800
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$417,866 · Dec 14, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,500 (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.$738,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$333,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$405,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$742,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyROCKINGHAM
Lot (acres)The size of the land the home sits on, from county records.0.30
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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.

H
Portsmouth High SchoolA
High · Grades 9–12 · 0.8 mi
M
Portsmouth Middle SchoolA
Middle · Grades 6–8 · 1.2 mi
E
Little Harbour Elementary SchoolA+
Elementary · Grades KG–5 · 1.3 mi

District: Portsmouth School District

Neighborhood · ZIP 03801These 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.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.24,014
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.808 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,161
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,932
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

1253 Islington 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.

  • Has a smaller lot than 77% of homes in Rockingham County
  • Among the oldest homes in Portsmouth 03801

How it measures up in Portsmouth 03801

The dot is this home. The mark in the middle is the typical home in Portsmouth 03801.

Living area1,840 ft²
SmallerTypical 1,521 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.3 ac
SmallerTypical 0.22 acBigger

Bigger than 66% of homes nearby

Year built1800
OlderTypical 1964Newer

Older than almost all homes nearby

How 1253 Islington St ranks against every home in each area.
MeasureThis homePortsmouth 03801Rockingham County
Living areabigger than1,840 ft²64% of homes53% of homes
Lot sizebigger than0.3 ac66% of homes23% of homes
Year builtnewer than1800almost no homesalmost no homes

About 1253 Islington St

When did 1253 Islington St, Portsmouth, NH last sell?

1253 Islington St, Portsmouth, NH last sold on Dec 14, 2016 for $417,866, according to the county's recorded deed.

How big is 1253 Islington St, Portsmouth, NH?

1253 Islington St, Portsmouth, NH has 4 bedrooms, 3.5 bathrooms, 1,840 square feet of living space and a 0.30-acre lot.

When was 1253 Islington St, Portsmouth, NH built?

1253 Islington St, Portsmouth, NH was built in 1800, making it 226 years old. The building has 2 stories.

What schools serve 1253 Islington St, Portsmouth, NH?

1253 Islington St, Portsmouth, NH is assigned to Portsmouth High School (high), rated A; Portsmouth Middle School (middle), rated A; Little Harbour Elementary School (elementary), rated A+. All sit in Portsmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1253 Islington St, Portsmouth, NH compare to other homes in Portsmouth 03801?

Among the 8,130 homes in Portsmouth 03801, it is bigger than 64% of them (1,840 ft² against a typical 1,521 ft²), its lot is bigger than 66% of them (0.3 ac against a typical 0.22 ac) and it is newer than almost none of them (1800 against a typical 1964). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1253 Islington St, Portsmouth, NH?

The 2025 property tax bill for 1253 Islington St, Portsmouth, NH was $8,500. The county assessed it at $738,500.

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