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CondominiumResidential
$623,526$576 / 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 91How 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
Last sold for $290,000 on Feb 22, 2008

227 CASS ST

PORTSMOUTH, NH 03801
Building report
2
Beds
2
Baths
1,083 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.
1907
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$624K
$566K low$681K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$290,000 · Feb 22, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,875 (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.$597,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$597,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$488,680

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyROCKINGHAM
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2005
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
CoolingThe type of cooling or air conditioning in the home.Yes
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

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

M
Portsmouth Middle SchoolA
Middle · Grades 6–8 · 0.5 mi
H
Portsmouth High SchoolA
High · Grades 9–12 · 0.7 mi
E
Little Harbour Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 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

227 Cass 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.

  • Worth less than 73% of homes in Portsmouth 03801
  • Costs more per square foot than 90% of homes in Rockingham County
  • Smaller than 82% of homes in Rockingham County
  • Older than 94% of homes in Rockingham County

What homes are worth in Portsmouth 03801

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

This home
$299K$2.9M

This home is worth more than 27% of 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.

Estimated value$623,526
CheaperTypical $836,701Pricier

Pricier than 27% of homes nearby

Price per ft²$576
CheaperTypical $580Pricier

Pricier than 49% of homes nearby

Living area1,083 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 26% of homes nearby

Year built1907
OlderTypical 1963Newer

Newer than 20% of homes nearby

How 227 Cass St ranks against every home in each area.
MeasureThis homePortsmouth 03801Rockingham County
Estimated valuepricier than$623,52627% of homes50% of homes
Price per ft²pricier than$57649% of homes90% of homes
Living areabigger than1,083 ft²26% of homes18% of homes
Year builtnewer than190720% of homes6% of homes

About 227 Cass St

How much is 227 Cass St, Portsmouth, NH worth?

The TopHap Estimate for 227 Cass St, Portsmouth, NH is $623,526 as of Sep 24, 2026. The likely range is $566,054 to $680,998. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 227 Cass St, Portsmouth, NH last sell?

227 Cass St, Portsmouth, NH last sold on Feb 22, 2008 for $290,000, according to the county's recorded deed.

How big is 227 Cass St, Portsmouth, NH?

227 Cass St, Portsmouth, NH has 2 bedrooms, 2 bathrooms and 1,083 square feet of living space.

When was 227 Cass St, Portsmouth, NH built?

227 Cass St, Portsmouth, NH was built in 1907, making it 119 years old. It is a conventional home. The building has 2 stories.

What schools serve 227 Cass St, Portsmouth, NH?

227 Cass St, Portsmouth, NH is assigned to Portsmouth Middle School (middle), rated A; Portsmouth High School (high), 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 227 Cass St, Portsmouth, NH compare to other homes in Portsmouth 03801?

Among the 8,130 homes in Portsmouth 03801, it is worth more than 27% of them ($623,526 against a typical $836,701), its price per square foot is higher than 49% of them ($576 against a typical $580), it is bigger than 26% of them (1,083 ft² against a typical 1,512 ft²) and it is newer than 20% of them (1907 against a typical 1963). Measured against all of Rockingham County, it is worth more than 50% 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 227 Cass St, Portsmouth, NH?

The 2025 property tax bill for 227 Cass St, Portsmouth, NH was $6,875. The county assessed it at $597,300.

More homes on Cass St

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Assigned schools

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