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Single Family ResidenceResidential
$4,130,217$1,329 / 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 94How 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 $3,775,000 on Jan 10, 2025

21 CATHERINE ST

NEWPORT, RI 02840
5
Beds
4.5
Baths
3,108 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1849
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$4.1M
$3.9M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,775,000 · Jan 10, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$25,952 (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.$2,986,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$606,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,380,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,002,300

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.35
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
82
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.

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.Historical
CountyNEWPORT
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2023
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Frank E. Thompson Middle SchoolD+
Middle · Grades 5–8 · 0.4 mi
E
Claiborne Pell Elementary SchoolC-
Elementary · Grades PK–4 · 1.4 mi
H
Rogers High SchoolC
High · Grades 9–12 · 1.5 mi

District: Newport School District

Neighborhood · ZIP 02840These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.23,137
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,164 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,578
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,528
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

21 Catherine 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 98% of homes in Newport County
  • Costs more per square foot than 97% of homes in Newport County
  • Bigger than 90% of homes in Newport County
  • Has a bigger lot than 83% of homes in Newport 02840
  • Among the oldest homes in Newport County

What homes are worth in Newport 02840

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

This home
$357K$6.3M

This home is worth more than 95% of homes in Newport 02840.

How it measures up in Newport 02840

The dot is this home. The mark in the middle is the typical home in Newport 02840.

Estimated value$4,130,217
CheaperTypical $996,159Pricier

Pricier than 95% of homes nearby

Price per ft²$1329
CheaperTypical $703Pricier

Pricier than 95% of homes nearby

Living area3,108 ft²
SmallerTypical 1,659 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.24 ac
SmallerTypical 0.11 acBigger

Bigger than 83% of homes nearby

Year built1849
OlderTypical 1920Newer

Newer than 2% of homes nearby

How 21 Catherine St ranks against every home in each area.
MeasureThis homeNewport 02840Newport County
Estimated valuepricier than$4,130,21795% of homes98% of homes
Price per ft²pricier than$132995% of homes97% of homes
Living areabigger than3,108 ft²87% of homes90% of homes
Lot sizebigger than0.24 ac83% of homes40% of homes
Year builtnewer than18492% of homesalmost no homes

About 21 Catherine St

How much is 21 Catherine St, Newport, RI worth?

The TopHap Estimate for 21 Catherine St, Newport, RI is $4,130,217 as of Sep 24, 2026. The likely range is $3,868,362 to $4,392,072. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Catherine St, Newport, RI last sell?

21 Catherine St, Newport, RI last sold on Jan 10, 2025 for $3,775,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Catherine St, Newport, RI?

21 Catherine St, Newport, RI has 5 bedrooms, 4.5 bathrooms, 3,108 square feet of living space and a 0.24-acre lot.

When was 21 Catherine St, Newport, RI built?

21 Catherine St, Newport, RI was built in 1849, making it 177 years old. It is a historical home. The building has 3 stories.

What schools serve 21 Catherine St, Newport, RI?

21 Catherine St, Newport, RI is assigned to Frank E. Thompson Middle School (middle), rated D+; Claiborne Pell Elementary School (elementary), rated C-; Rogers High School (high), rated C. All sit in Newport School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Catherine St, Newport, RI compare to other homes in Newport 02840?

Among the 8,542 homes in Newport 02840, it is worth more than 95% of them ($4,130,217 against a typical $996,159), its price per square foot is higher than 95% of them ($1329 against a typical $703), it is bigger than 87% of them (3,108 ft² against a typical 1,659 ft²), its lot is bigger than 83% of them (0.24 ac against a typical 0.11 ac) and it is newer than 2% of them (1849 against a typical 1920). Measured against all of Newport County, it is worth more than 98% 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 Catherine St, Newport, RI?

The 2025 property tax bill for 21 Catherine St, Newport, RI was $25,952. The county assessed it at $2,986,800.

More homes on Catherine St

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