Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$1,232,771$332 / 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 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

341 UNION ST

PORTSMOUTH, RI 02871
4
Beds
3.5
Baths
3,712 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$1M low$1.5M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,728 (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.$883,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$230,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$652,600

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.Colonial
CountyNEWPORT
Lot (acres)The size of the land the home sits on, from county records.0.51
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

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.

M
Portsmouth Middle SchoolA
Middle · Grades 5–8 · 1.0 mi
E
Melville Elementary SchoolA+
Elementary · Grades KG–4 · 1.5 mi
H
Portsmouth High SchoolA
High · Grades 9–12 · 3.7 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%

Owner Tools

Do you own this home?
Claim this home

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

341 Union 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 more than 86% of homes in Portsmouth 02871
  • Costs less per square foot than 93% of homes in Portsmouth 02871
  • Bigger than 96% of homes in Portsmouth 02871
  • Has a bigger lot than 68% of homes in Portsmouth 02871
  • Among the newest homes in Portsmouth 02871

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
$311K$2.7M

This home is worth more than 86% 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$1,232,771
CheaperTypical $722,527Pricier

Pricier than 86% of homes nearby

Price per ft²$332
CheaperTypical $449Pricier

Pricier than 7% of homes nearby

Living area3,712 ft²
SmallerTypical 1,614 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.51 ac
SmallerTypical 0.41 acBigger

Bigger than 68% of homes nearby

Year built2022
OlderTypical 1976Newer

Newer than almost all homes nearby

How 341 Union St ranks against every home in each area.
MeasureThis homePortsmouth 02871Newport County
Estimated valuepricier than$1,232,77186% of homes78% of homes
Price per ft²pricier than$3327% of homes10% of homes
Living areabigger than3,712 ft²96% of homes95% of homes
Lot sizebigger than0.51 ac68% of homes67% of homes
Year builtnewer than2022almost all homesalmost all homes

About 341 Union St

How much is 341 Union St, Portsmouth, RI worth?

The TopHap Estimate for 341 Union St, Portsmouth, RI is $1,232,771 as of Jul 14, 2026. The likely range is $1,001,185 to $1,464,357. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 341 Union St, Portsmouth, RI last sell?

341 Union St, Portsmouth, RI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 341 Union St, Portsmouth, RI?

341 Union St, Portsmouth, RI has 4 bedrooms, 3.5 bathrooms, 3,712 square feet of living space and a 0.51-acre lot.

When was 341 Union St, Portsmouth, RI built?

341 Union St, Portsmouth, RI was built in 2022, making it 4 years old. It is a colonial home. The building has 2 stories.

What schools serve 341 Union St, Portsmouth, RI?

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

How does 341 Union St, Portsmouth, RI compare to other homes in Portsmouth 02871?

Among the 7,732 homes in Portsmouth 02871, it is worth more than 86% of them ($1,232,771 against a typical $722,527), its price per square foot is higher than 7% of them ($332 against a typical $449), it is bigger than 96% of them (3,712 ft² against a typical 1,614 ft²), its lot is bigger than 68% of them (0.51 ac against a typical 0.41 ac) and it is newer than almost all of them (2022 against a typical 1976). Measured against all of Newport County, it is worth more than 78% 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 341 Union St, Portsmouth, RI?

The 2025 property tax bill for 341 Union St, Portsmouth, RI was $11,728. The county assessed it at $883,100.

More homes on Union St

Closest homes

More homes in Portsmouth 02871

Assigned schools

Explore the area

See this home in context

Open 341 Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map