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Single Family ResidenceResidential
$420,290$438 / 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 92How 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 $16,300 on Sep 14, 1971

18 LIBERTY ST

PORTSMOUTH, RI 02871
3
Beds
1
Baths
960 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$420K
$385K low$455K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$16,300 · Sep 14, 1971

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,494 (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.$263,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$108,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$154,200

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.51
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
28
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.58 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.76%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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.Bungalow
CountyNEWPORT
Lot (acres)The size of the land the home sits on, from county records.0.10
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

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

E
Hathaway Elementary SchoolA
Elementary · Grades KG–4 · 0.9 mi
H
Portsmouth High SchoolA+
High · Grades 9–12 · 1.2 mi
M
Portsmouth Middle SchoolA-
Middle · Grades 5–8 · 5.5 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

18 Liberty 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 92% of homes in Portsmouth 02871
  • Smaller than 88% of homes in Newport County
  • Has a smaller lot than 93% of homes in Portsmouth 02871
  • Older than 83% of 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
$272K$2.7M

This home is worth more than 8% 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$420,290
CheaperTypical $719,508Pricier

Pricier than 8% of homes nearby

Price per ft²$438
CheaperTypical $443Pricier

Pricier than 48% of homes nearby

Living area960 ft²
SmallerTypical 1,616 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.1 ac
SmallerTypical 0.42 acBigger

Bigger than 7% of homes nearby

Year built1948
OlderTypical 1976Newer

Newer than 17% of homes nearby

How 18 Liberty St ranks against every home in each area.
MeasureThis homePortsmouth 02871Newport County
Estimated valuepricier than$420,2908% of homes8% of homes
Price per ft²pricier than$43848% of homes36% of homes
Living areabigger than960 ft²13% of homes12% of homes
Lot sizebigger than0.1 ac7% of homes12% of homes
Year builtnewer than194817% of homes32% of homes

About 18 Liberty St

How much is 18 Liberty St, Portsmouth, RI worth?

The TopHap Estimate for 18 Liberty St, Portsmouth, RI is $420,290 as of Sep 24, 2026. The likely range is $385,209 to $455,371. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Liberty St, Portsmouth, RI last sell?

18 Liberty St, Portsmouth, RI last sold on Sep 14, 1971 for $16,300, according to the county's recorded deed.

How big is 18 Liberty St, Portsmouth, RI?

18 Liberty St, Portsmouth, RI has 3 bedrooms, 1 bathrooms, 960 square feet of living space and a 0.10-acre lot.

When was 18 Liberty St, Portsmouth, RI built?

18 Liberty St, Portsmouth, RI was built in 1948, making it 78 years old. It is a bungalow home. The building has 1 story.

What schools serve 18 Liberty St, Portsmouth, RI?

18 Liberty St, Portsmouth, RI is assigned to Hathaway Elementary School (elementary), rated A; Portsmouth High School (high), 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 18 Liberty St, Portsmouth, RI compare to other homes in Portsmouth 02871?

Among the 7,733 homes in Portsmouth 02871, it is worth more than 8% of them ($420,290 against a typical $719,508), its price per square foot is higher than 48% of them ($438 against a typical $443), it is bigger than 13% of them (960 ft² against a typical 1,616 ft²), its lot is bigger than 7% of them (0.1 ac against a typical 0.42 ac) and it is newer than 17% of them (1948 against a typical 1976). Measured against all of Newport County, it is worth more than 8% 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 18 Liberty St, Portsmouth, RI?

The 2025 property tax bill for 18 Liberty St, Portsmouth, RI was $3,494. The county assessed it at $263,100.

More homes on Liberty St

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