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Single Family ResidenceResidential
$812,766$605 / 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 95How 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 $135,000 on Aug 31, 1999

33 SWETT AVE

PORTSMOUTH, NH 03801
3
Beds
2
Baths
1,344 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1947
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$813K
$771K low$854K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Aug 31, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,531 (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.$654,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$301,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$352,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$830,110

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
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.2007
Lot (acres)The size of the land the home sits on, from county records.0.16
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

H
Portsmouth High SchoolA+
High · Grades 9–12 · 0.8 mi
E
Mary C. Dondero Elementary SchoolB+
Elementary · Grades KG–5 · 1.5 mi
M
Portsmouth Middle SchoolB
Middle · Grades 6–8 · 1.5 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

33 Swett Ave 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 more than 77% of homes in Rockingham County
  • Costs more per square foot than 92% of homes in Rockingham County
  • Smaller than 69% of homes in Rockingham County
  • Has a smaller lot than 88% of homes in Rockingham County
  • Older than 87% 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
$270K$2.6M

This home is worth more than 51% 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$812,766
CheaperTypical $800,266Pricier

Pricier than 51% of homes nearby

Price per ft²$605
CheaperTypical $554Pricier

Pricier than 60% of homes nearby

Living area1,344 ft²
SmallerTypical 1,518 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.16 ac
SmallerTypical 0.22 acBigger

Bigger than 32% of homes nearby

Year built1947
OlderTypical 1962Newer

Newer than 37% of homes nearby

How 33 Swett Ave ranks against every home in each area.
MeasureThis homePortsmouth 03801Rockingham County
Estimated valuepricier than$812,76651% of homes77% of homes
Price per ft²pricier than$60560% of homes92% of homes
Living areabigger than1,344 ft²41% of homes31% of homes
Lot sizebigger than0.16 ac32% of homes12% of homes
Year builtnewer than194737% of homes13% of homes

About 33 Swett Ave

How much is 33 Swett Ave, Portsmouth, NH worth?

The TopHap Estimate for 33 Swett Ave, Portsmouth, NH is $812,766 as of Aug 30, 2026. The likely range is $771,063 to $854,469. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33 Swett Ave, Portsmouth, NH last sell?

33 Swett Ave, Portsmouth, NH last sold on Aug 31, 1999 for $135,000, according to the county's recorded deed.

How big is 33 Swett Ave, Portsmouth, NH?

33 Swett Ave, Portsmouth, NH has 3 bedrooms, 2 bathrooms, 1,344 square feet of living space and a 0.16-acre lot.

When was 33 Swett Ave, Portsmouth, NH built?

33 Swett Ave, Portsmouth, NH was built in 1947, making it 79 years old. It is a cape cod home. The building has 2 stories.

What schools serve 33 Swett Ave, Portsmouth, NH?

33 Swett Ave, Portsmouth, NH is assigned to Portsmouth High School (high), rated A+; Mary C. Dondero Elementary School (elementary), rated B+; Portsmouth Middle School (middle), rated B. All sit in Portsmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 33 Swett Ave, Portsmouth, NH compare to other homes in Portsmouth 03801?

Among the 8,130 homes in Portsmouth 03801, it is worth more than 51% of them ($812,766 against a typical $800,266), its price per square foot is higher than 60% of them ($605 against a typical $554), it is bigger than 41% of them (1,344 ft² against a typical 1,518 ft²), its lot is bigger than 32% of them (0.16 ac against a typical 0.22 ac) and it is newer than 37% of them (1947 against a typical 1962). Measured against all of Rockingham County, it is worth more than 77% 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 33 Swett Ave, Portsmouth, NH?

The 2025 property tax bill for 33 Swett Ave, Portsmouth, NH was $7,531. The county assessed it at $654,300.

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