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CondominiumResidential
$299,082$348 / 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 97How 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
Last sold for $220,000 on Sep 19, 2005

21 CASTLE ROCK DR

CHARLESTOWN, RI 02813
Building report
2
Beds
2
Baths
860 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.
1988
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$299K
$290K low$308K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$220,000 · Sep 19, 2005
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$79,082
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$63,266
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.74%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$176,000
ALL STATE HOME MORTGAGE · recorded Sep 19, 2005
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$44,000
ALL STATE HOME MORTGAGE

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,341 (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.$226,100 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$226,100

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.21
64
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
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.30 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyWASHINGTON
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
HeatingThe type of heating system in the home.Baseboard
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

Transaction History(4)

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
Charlestown Elementary SchoolA
Elementary · Grades KG–4 · 4.4 mi
M
Chariho Regional Middle SchoolB
Middle · Grades 5–8 · 5.7 mi
H
Chariho High SchoolA+
High · Grades 9–12 · 5.7 mi

District: Chariho Regional School District

Neighborhood · ZIP 02813These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.52

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.67%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
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.8,123
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.190 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,379
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,389
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

21 Castle Rock Dr 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 97% of homes in Washington County
  • Costs less per square foot than 83% of homes in Charlestown 02813
  • Smaller than 91% of homes in Washington County
  • Newer than 66% of homes in Washington County

What homes are worth in Charlestown 02813

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

This home
$280K$3.5M

This home is worth more than 4% of homes in Charlestown 02813.

How it measures up in Charlestown 02813

The dot is this home. The mark in the middle is the typical home in Charlestown 02813.

Estimated value$299,082
CheaperTypical $749,611Pricier

Pricier than 4% of homes nearby

Price per ft²$348
CheaperTypical $473Pricier

Pricier than 17% of homes nearby

Living area860 ft²
SmallerTypical 1,544 ft²Bigger

Bigger than 13% of homes nearby

Year built1988
OlderTypical 1984Newer

Newer than 65% of homes nearby

How 21 Castle Rock Dr ranks against every home in each area.
MeasureThis homeCharlestown 02813Washington County
Estimated valuepricier than$299,0824% of homes3% of homes
Price per ft²pricier than$34817% of homes24% of homes
Living areabigger than860 ft²13% of homes9% of homes
Year builtnewer than198865% of homes66% of homes

About 21 Castle Rock Dr

How much is 21 Castle Rock Dr, Charlestown, RI worth?

The TopHap Estimate for 21 Castle Rock Dr, Charlestown, RI is $299,082 as of Jul 14, 2026. The likely range is $289,867 to $308,297. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Castle Rock Dr, Charlestown, RI last sell?

21 Castle Rock Dr, Charlestown, RI last sold on Sep 19, 2005 for $220,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Castle Rock Dr, Charlestown, RI?

21 Castle Rock Dr, Charlestown, RI has 2 bedrooms, 2 bathrooms and 860 square feet of living space.

When was 21 Castle Rock Dr, Charlestown, RI built?

21 Castle Rock Dr, Charlestown, RI was built in 1988, making it 38 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 21 Castle Rock Dr, Charlestown, RI?

21 Castle Rock Dr, Charlestown, RI is assigned to Charlestown 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 21 Castle Rock Dr, Charlestown, RI compare to other homes in Charlestown 02813?

Among the 5,227 homes in Charlestown 02813, it is worth more than 4% of them ($299,082 against a typical $749,611), its price per square foot is higher than 17% of them ($348 against a typical $473), it is bigger than 13% of them (860 ft² against a typical 1,544 ft²) and it is newer than 65% of them (1988 against a typical 1984). Measured against all of Washington County, it is worth more than 3% 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 21 Castle Rock Dr, Charlestown, RI?

The 2025 property tax bill for 21 Castle Rock Dr, Charlestown, RI was $1,341. The county assessed it at $226,100.

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See this home in context

Open 21 Castle Rock Dron TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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