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CondominiumResidential
$741,329$216 / 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 70How 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

25 N SOUND BEACH AVE

RIVERSIDE, CT 06878
Building report
4
Beds
2.5
Baths
3,434 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.
1900
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$741K
$522K low$961K high
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.$641,329
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$513,063
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.12%
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.$100,000
SOUND FEDERAL CREDIT UNION · recorded May 12, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,912 (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.$640,150 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$640,150
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$641,620
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$448,105

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
CountyWESTERN CONNECTICUT
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.1940
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.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
International School at DundeeA+
Elementary · Grades KG–5 · 0.5 mi
M
Eastern Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
H
Greenwich High SchoolA+
High · Grades 9–12 · 1.9 mi

District: Greenwich School District

Neighborhood · ZIP 06878These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.10,020
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,709 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$233,152
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$352,822
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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.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

25 N Sound Beach Ave 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.

  • Among the least valuable homes in Riverside 06878
  • Among the lowest price per square foot in Riverside 06878
  • Bigger than 83% of homes in Western Connecticut County
  • Older than 96% of homes in Riverside 06878

What homes are worth in Riverside 06878

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

This home
$959K$7.6M

This home is worth less than almost all homes in Riverside 06878.

How it measures up in Riverside 06878

The dot is this home. The mark in the middle is the typical home in Riverside 06878.

Estimated value$741,329
CheaperTypical $2,651,720Pricier

Cheaper than almost all homes nearby

Price per ft²$216
CheaperTypical $949Pricier

Cheaper than almost all homes nearby

Living area3,434 ft²
SmallerTypical 2,800 ft²Bigger

Bigger than 66% of homes nearby

Year built1900
OlderTypical 1957Newer

Newer than 4% of homes nearby

How 25 N Sound Beach Ave ranks against every home in each area.
MeasureThis homeRiverside 06878Western Connecticut County
Estimated valuepricier than$741,329almost no homes45% of homes
Price per ft²pricier than$216almost no homesalmost no homes
Living areabigger than3,434 ft²66% of homes83% of homes
Year builtnewer than19004% of homes5% of homes

About 25 N Sound Beach Ave

How much is 25 N Sound Beach Ave, Riverside, CT worth?

The TopHap Estimate for 25 N Sound Beach Ave, Riverside, CT is $741,329 as of Jul 14, 2026. The likely range is $521,638 to $961,020. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 25 N Sound Beach Ave, Riverside, CT last sell?

25 N Sound Beach Ave, Riverside, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 25 N Sound Beach Ave, Riverside, CT?

25 N Sound Beach Ave, Riverside, CT has 4 bedrooms, 2.5 bathrooms and 3,434 square feet of living space.

When was 25 N Sound Beach Ave, Riverside, CT built?

25 N Sound Beach Ave, Riverside, CT was built in 1900, making it 126 years old. It is a condo/apartment home. The building has 3 stories.

What schools serve 25 N Sound Beach Ave, Riverside, CT?

25 N Sound Beach Ave, Riverside, CT is assigned to International School at Dundee (elementary), rated A+; Eastern Middle School (middle), rated A+; Greenwich High School (high), rated A+. All sit in Greenwich School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 25 N Sound Beach Ave, Riverside, CT compare to other homes in Riverside 06878?

Among the 2,615 homes in Riverside 06878, it is worth more than almost none of them ($741,329 against a typical $2,651,720), its price per square foot is higher than almost none of them ($216 against a typical $949), it is bigger than 66% of them (3,434 ft² against a typical 2,800 ft²) and it is newer than 4% of them (1900 against a typical 1957). Measured against all of Western Connecticut County, it is worth more than 45% 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 25 N Sound Beach Ave, Riverside, CT?

The 2025 property tax bill for 25 N Sound Beach Ave, Riverside, CT was $7,912. The county assessed it at $640,150.

Closest homes

More homes in Riverside 06878

Assigned schools

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