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Single Family ResidenceResidential
$414,933$276 / 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 Oct 21, 2026

18 NILES ST

WESTERLY, RI 02891
3
Beds
1.5
Baths
1,502 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
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

$415K
$381K low$449K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,760 (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.$354,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$139,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$215,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$263,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$436,324

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.Ranch
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.21
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

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.

E
Springbrook Elementary SchoolC
Elementary · Grades KG–4 · 0.7 mi
H
Westerly High SchoolB+
High · Grades 9–12 · 1.2 mi
M
Westerly Middle SchoolB-
Middle · Grades 5–8 · 3.6 mi

District: Westerly School District

Neighborhood · ZIP 02891These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
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.21,875
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.710 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,075
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,216
Average tempThe average temperature here across a full year.51°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.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 Niles 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 89% of homes in Washington County
  • Costs less per square foot than 95% of homes in Washington County
  • Has a smaller lot than 85% of homes in Westerly 02891
  • Older than 78% of homes in Washington County

What homes are worth in Westerly 02891

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

This home
$257K$2.8M

This home is worth more than 17% of homes in Westerly 02891.

How it measures up in Westerly 02891

The dot is this home. The mark in the middle is the typical home in Westerly 02891.

Estimated value$414,933
CheaperTypical $578,236Pricier

Pricier than 17% of homes nearby

Price per ft²$276
CheaperTypical $369Pricier

Pricier than 10% of homes nearby

Living area1,502 ft²
SmallerTypical 1,672 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.21 ac
SmallerTypical 0.4 acBigger

Bigger than 15% of homes nearby

Year built1953
OlderTypical 1975Newer

Newer than 26% of homes nearby

How 18 Niles St ranks against every home in each area.
MeasureThis homeWesterly 02891Washington County
Estimated valuepricier than$414,93317% of homes11% of homes
Price per ft²pricier than$27610% of homes5% of homes
Living areabigger than1,502 ft²41% of homes42% of homes
Lot sizebigger than0.21 ac15% of homes16% of homes
Year builtnewer than195326% of homes22% of homes

About 18 Niles St

How much is 18 Niles St, Westerly, RI worth?

The TopHap Estimate for 18 Niles St, Westerly, RI is $414,933 as of Oct 21, 2026. The likely range is $380,775 to $449,091. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Niles St, Westerly, RI last sell?

18 Niles St, Westerly, RI last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18 Niles St, Westerly, RI?

18 Niles St, Westerly, RI has 3 bedrooms, 1.5 bathrooms, 1,502 square feet of living space and a 0.21-acre lot.

When was 18 Niles St, Westerly, RI built?

18 Niles St, Westerly, RI was built in 1953, making it 73 years old. It is a ranch home. The building has 1 story.

What schools serve 18 Niles St, Westerly, RI?

18 Niles St, Westerly, RI is assigned to Springbrook Elementary School (elementary), rated C; Westerly High School (high), rated B+; Westerly Middle School (middle), rated B-. All sit in Westerly School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Niles St, Westerly, RI compare to other homes in Westerly 02891?

Among the 10,296 homes in Westerly 02891, it is worth more than 17% of them ($414,933 against a typical $578,236), its price per square foot is higher than 10% of them ($276 against a typical $369), it is bigger than 41% of them (1,502 ft² against a typical 1,672 ft²), its lot is bigger than 15% of them (0.21 ac against a typical 0.4 ac) and it is newer than 26% of them (1953 against a typical 1975). Measured against all of Washington County, it is worth more than 11% 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 Niles St, Westerly, RI?

The 2025 property tax bill for 18 Niles St, Westerly, RI was $2,760. The county assessed it at $354,800.

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