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Single Family ResidenceResidential
$1,162,787$439 / 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 $645,000 on Oct 11, 2006

40 PROSPECT LN

PORTSMOUTH, RI 02871
3
Beds
2.5
Baths
2,650 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.
0.63 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$645,000 · Oct 11, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,308 (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.$851,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$335,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$516,100

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.Conventional
CountyNEWPORT
Lot (acres)The size of the land the home sits on, from county records.0.63
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
FireplaceWhether the home has a fireplace, and what kind.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

Transaction History(6)

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 · 1.5 mi
E
Hathaway Elementary SchoolA
Elementary · Grades KG–4 · 1.8 mi
M
Portsmouth Middle SchoolA-
Middle · Grades 5–8 · 3.0 mi

District: Portsmouth School District

Neighborhood · ZIP 02871These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.60

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
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.1.1%
PopulationHow many people live in this area.16,919
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.620 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,631
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,136
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

40 Prospect Ln 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 84% of homes in Portsmouth 02871
  • Bigger than 85% of homes in Portsmouth 02871
  • Has a bigger lot than 76% of homes in Portsmouth 02871
  • Newer than 68% of homes in Newport County

What homes are worth in Portsmouth 02871

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

This home
$254K$2.4M

This home is worth more than 84% of homes in Portsmouth 02871.

How it measures up in Portsmouth 02871

The dot is this home. The mark in the middle is the typical home in Portsmouth 02871.

Estimated value$1,162,787
CheaperTypical $715,322Pricier

Pricier than 84% of homes nearby

Price per ft²$439
CheaperTypical $443Pricier

Pricier than 49% of homes nearby

Living area2,650 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.63 ac
SmallerTypical 0.41 acBigger

Bigger than 76% of homes nearby

Year built1984
OlderTypical 1976Newer

Newer than 60% of homes nearby

How 40 Prospect Ln ranks against every home in each area.
MeasureThis homePortsmouth 02871Newport County
Estimated valuepricier than$1,162,78784% of homes75% of homes
Price per ft²pricier than$43949% of homes36% of homes
Living areabigger than2,650 ft²85% of homes84% of homes
Lot sizebigger than0.63 ac76% of homes72% of homes
Year builtnewer than198460% of homes68% of homes

About 40 Prospect Ln

How much is 40 Prospect Ln, Portsmouth, RI worth?

The TopHap Estimate for 40 Prospect Ln, Portsmouth, RI is $1,162,787 as of Sep 24, 2026. The likely range is $1,059,166 to $1,266,408. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 40 Prospect Ln, Portsmouth, RI last sell?

40 Prospect Ln, Portsmouth, RI last sold on Oct 11, 2006 for $645,000, according to the county's recorded deed.

How big is 40 Prospect Ln, Portsmouth, RI?

40 Prospect Ln, Portsmouth, RI has 3 bedrooms, 2.5 bathrooms, 2,650 square feet of living space and a 0.63-acre lot.

When was 40 Prospect Ln, Portsmouth, RI built?

40 Prospect Ln, Portsmouth, RI was built in 1984, making it 42 years old. It is a conventional home. The building has 2 stories.

What schools serve 40 Prospect Ln, Portsmouth, RI?

40 Prospect Ln, Portsmouth, RI is assigned to Portsmouth High School (high), rated A+; Hathaway Elementary School (elementary), rated A; Portsmouth Middle School (middle), rated A-. All sit in Portsmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 40 Prospect Ln, Portsmouth, RI compare to other homes in Portsmouth 02871?

Among the 7,733 homes in Portsmouth 02871, it is worth more than 84% of them ($1,162,787 against a typical $715,322), its price per square foot is higher than 49% of them ($439 against a typical $443), it is bigger than 85% of them (2,650 ft² against a typical 1,620 ft²), its lot is bigger than 76% of them (0.63 ac against a typical 0.41 ac) and it is newer than 60% of them (1984 against a typical 1976). Measured against all of Newport County, it is worth more than 75% 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 40 Prospect Ln, Portsmouth, RI?

The 2025 property tax bill for 40 Prospect Ln, Portsmouth, RI was $11,308. The county assessed it at $851,500.

More homes on Prospect Ln

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