Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$560,881$204 / 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 85How 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 $522,500 on May 23, 2025

23 RIVERVIEW CIR

MARLBOROUGH, CT 06447
4
Beds
2.5
Baths
2,744 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.
1.84 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
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

$561K
$479K low$642K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$522,500 · May 23, 2025
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.$560,881
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$448,705

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,744 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$231,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$66,220
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,480
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$162,190

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyCAPITOL
Lot (acres)The size of the land the home sits on, from county records.1.84
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.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(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
Elmer Thienes-Mary Hall Elementary SchoolA
Elementary · Grades PK–6 · 4.0 mi
M
Rham Middle SchoolB+
Middle · Grades 7–8 · 5.1 mi
H
Rham High SchoolA
High · Grades 9–12 · 5.1 mi

District: Marlborough School District

Neighborhood · ZIP 06447These 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.51
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.6,131
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.261 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,593
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,914
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
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

23 Riverview Cir 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 79% of homes in Capitol County
  • Costs less per square foot than 88% of homes in Marlborough 06447
  • Bigger than 88% of homes in Capitol County
  • Has a bigger lot than 88% of homes in Capitol County
  • Newer than 76% of homes in Capitol County

What homes are worth in Marlborough 06447

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

This home
$269K$929K

This home is worth more than 73% of homes in Marlborough 06447.

How it measures up in Marlborough 06447

The dot is this home. The mark in the middle is the typical home in Marlborough 06447.

Estimated value$560,881
CheaperTypical $453,402Pricier

Pricier than 73% of homes nearby

Price per ft²$204
CheaperTypical $251Pricier

Pricier than 12% of homes nearby

Living area2,744 ft²
SmallerTypical 1,876 ft²Bigger

Bigger than 82% of homes nearby

Lot size1.84 ac
SmallerTypical 1.4 acBigger

Bigger than 63% of homes nearby

Year built1985
OlderTypical 1977Newer

Newer than 65% of homes nearby

How 23 Riverview Cir ranks against every home in each area.
MeasureThis homeMarlborough 06447Capitol County
Estimated valuepricier than$560,88173% of homes79% of homes
Price per ft²pricier than$20412% of homes14% of homes
Living areabigger than2,744 ft²82% of homes88% of homes
Lot sizebigger than1.84 ac63% of homes88% of homes
Year builtnewer than198565% of homes76% of homes

About 23 Riverview Cir

How much is 23 Riverview Cir, Marlborough, CT worth?

The TopHap Estimate for 23 Riverview Cir, Marlborough, CT is $560,881 as of Jul 14, 2026. The likely range is $479,357 to $642,405. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Riverview Cir, Marlborough, CT last sell?

23 Riverview Cir, Marlborough, CT last sold on May 23, 2025 for $522,500, according to the county's recorded deed.

How big is 23 Riverview Cir, Marlborough, CT?

23 Riverview Cir, Marlborough, CT has 4 bedrooms, 2.5 bathrooms, 2,744 square feet of living space and a 1.84-acre lot.

When was 23 Riverview Cir, Marlborough, CT built?

23 Riverview Cir, Marlborough, CT was built in 1985, making it 41 years old. It is a colonial home. The building has 2 stories.

What schools serve 23 Riverview Cir, Marlborough, CT?

23 Riverview Cir, Marlborough, CT is assigned to Elmer Thienes-Mary Hall Elementary School (elementary), rated A; Rham Middle School (middle), rated B+; Rham High School (high), rated A. All sit in Marlborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Riverview Cir, Marlborough, CT compare to other homes in Marlborough 06447?

Among the 2,332 homes in Marlborough 06447, it is worth more than 73% of them ($560,881 against a typical $453,402), its price per square foot is higher than 12% of them ($204 against a typical $251), it is bigger than 82% of them (2,744 ft² against a typical 1,876 ft²), its lot is bigger than 63% of them (1.84 ac against a typical 1.4 ac) and it is newer than 65% of them (1985 against a typical 1977). Measured against all of Capitol County, it is worth more than 79% 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 23 Riverview Cir, Marlborough, CT?

The 2024 property tax bill for 23 Riverview Cir, Marlborough, CT was $8,744. The county assessed it at $231,700.

Closest homes

More homes in Marlborough 06447

Assigned schools

Explore the area

See this home in context

Open 23 Riverview Cir on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map