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Single Family ResidenceResidential
$731,579$297 / 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 93How 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
Last sold for $75,000 on Sep 26, 2024

166 DIAMOND HILL RD

ASHAWAY, RI 02804
3
Beds
2.5
Baths
2,464 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.
8 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$732K
$681K low$782K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$75,000 · Sep 26, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,024 (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.$524,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$395,700

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
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.8.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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(8)

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
Ashway Elementary SchoolA+
Elementary · Grades KG–4 · 1.3 mi
M
Chariho Regional Middle SchoolB+
Middle · Grades 5–8 · 4.0 mi
H
Chariho High SchoolA
High · Grades 9–12 · 4.1 mi

District: Chariho Regional School District

Neighborhood · ZIP 02804These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.2,913
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.269 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,591
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,751
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

166 Diamond Hill Rd 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 95% of homes in Ashaway 02804
  • Costs less per square foot than 92% of homes in Washington County
  • Bigger than 91% of homes in Ashaway 02804
  • Has a bigger lot than 98% of homes in Washington County
  • Newer than 81% of homes in Ashaway 02804

What homes are worth in Ashaway 02804

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

This home
$278K$822K

This home is worth more than 95% of homes in Ashaway 02804.

How it measures up in Ashaway 02804

The dot is this home. The mark in the middle is the typical home in Ashaway 02804.

Estimated value$731,579
CheaperTypical $476,561Pricier

Pricier than 95% of homes nearby

Price per ft²$297
CheaperTypical $329Pricier

Pricier than 27% of homes nearby

Living area2,464 ft²
SmallerTypical 1,494 ft²Bigger

Bigger than 91% of homes nearby

Lot size8 ac
SmallerTypical 1 acBigger

Bigger than 94% of homes nearby

Year built1989
OlderTypical 1966Newer

Newer than 81% of homes nearby

How 166 Diamond Hill Rd ranks against every home in each area.
MeasureThis homeAshaway 02804Washington County
Estimated valuepricier than$731,57995% of homes56% of homes
Price per ft²pricier than$29727% of homes8% of homes
Living areabigger than2,464 ft²91% of homes83% of homes
Lot sizebigger than8 ac94% of homes98% of homes
Year builtnewer than198981% of homes68% of homes

About 166 Diamond Hill Rd

How much is 166 Diamond Hill Rd, Ashaway, RI worth?

The TopHap Estimate for 166 Diamond Hill Rd, Ashaway, RI is $731,579 as of Oct 21, 2026. The likely range is $681,388 to $781,770. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 166 Diamond Hill Rd, Ashaway, RI last sell?

166 Diamond Hill Rd, Ashaway, RI last sold on Sep 26, 2024 for $75,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 166 Diamond Hill Rd, Ashaway, RI?

166 Diamond Hill Rd, Ashaway, RI has 3 bedrooms, 2.5 bathrooms, 2,464 square feet of living space and a 8.00-acre lot.

When was 166 Diamond Hill Rd, Ashaway, RI built?

166 Diamond Hill Rd, Ashaway, RI was built in 1989, making it 37 years old. It is a cape cod home. The building has 2 stories.

What schools serve 166 Diamond Hill Rd, Ashaway, RI?

166 Diamond Hill Rd, Ashaway, RI is assigned to Ashway Elementary School (elementary), rated A+; Chariho Regional Middle School (middle), rated B+; Chariho High School (high), rated A. All sit in Chariho Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 Diamond Hill Rd, Ashaway, RI compare to other homes in Ashaway 02804?

Among the 1,053 homes in Ashaway 02804, it is worth more than 95% of them ($731,579 against a typical $476,561), its price per square foot is higher than 27% of them ($297 against a typical $329), it is bigger than 91% of them (2,464 ft² against a typical 1,494 ft²), its lot is bigger than 94% of them (8 ac against a typical 1 ac) and it is newer than 81% of them (1989 against a typical 1966). Measured against all of Washington County, it is worth more than 56% 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 166 Diamond Hill Rd, Ashaway, RI?

The 2025 property tax bill for 166 Diamond Hill Rd, Ashaway, RI was $8,024. The county assessed it at $524,800.

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