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Single Family ResidenceResidential
$790,276$436 / 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 Jul 14, 2026

21 ROUND LAKE RD

RIDGEFIELD, CT 06877
3
Beds
2
Baths
1,814 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.
1.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$790K
$732K low$849K 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.$317,776
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$254,221
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.56%
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.$472,500
TOTAL MORTGAGE SERVICES LLC · R · recorded Mar 12, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,746 (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.$355,810 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$189,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$166,810
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$341,950
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$249,067

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.46
36
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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.6 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
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.1992
Lot (acres)The size of the land the home sits on, from county records.1.21
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, Basement
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(2)

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.

H
Ridgefield High SchoolA+
High · Grades 9–12 · 1.1 mi
M
Scotts Ridge Middle SchoolA
Middle · Grades 6–8 · 1.2 mi
E
Scotland Elementary SchoolA
Elementary · Grades PK–5 · 1.2 mi

District: Ridgefield School District

Neighborhood · ZIP 06877These 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.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

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.36%
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.0.9%
PopulationHow many people live in this area.28,200
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.805 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$170,030
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$233,105
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.53 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 Round Lake 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 less than 79% of homes in Ridgefield 06877
  • Smaller than 68% of homes in Ridgefield 06877
  • Has a bigger lot than 71% of homes in Western Connecticut County

What homes are worth in Ridgefield 06877

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

This home
$394K$2.9M

This home is worth more than 21% of homes in Ridgefield 06877.

How it measures up in Ridgefield 06877

The dot is this home. The mark in the middle is the typical home in Ridgefield 06877.

Estimated value$790,276
CheaperTypical $1,079,293Pricier

Pricier than 21% of homes nearby

Price per ft²$436
CheaperTypical $452Pricier

Pricier than 42% of homes nearby

Living area1,814 ft²
SmallerTypical 2,344 ft²Bigger

Bigger than 32% of homes nearby

Lot size1.21 ac
SmallerTypical 1.1 acBigger

Bigger than 58% of homes nearby

Year built1970
OlderTypical 1970Newer

Newer than 53% of homes nearby

How 21 Round Lake Rd ranks against every home in each area.
MeasureThis homeRidgefield 06877Western Connecticut County
Estimated valuepricier than$790,27621% of homes49% of homes
Price per ft²pricier than$43642% of homes54% of homes
Living areabigger than1,814 ft²32% of homes45% of homes
Lot sizebigger than1.21 ac58% of homes71% of homes
Year builtnewer than197053% of homes55% of homes

About 21 Round Lake Rd

How much is 21 Round Lake Rd, Ridgefield, CT worth?

The TopHap Estimate for 21 Round Lake Rd, Ridgefield, CT is $790,276 as of Jul 14, 2026. The likely range is $732,052 to $848,500. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Round Lake Rd, Ridgefield, CT last sell?

21 Round Lake Rd, Ridgefield, CT last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Round Lake Rd, Ridgefield, CT?

21 Round Lake Rd, Ridgefield, CT has 3 bedrooms, 2 bathrooms, 1,814 square feet of living space and a 1.21-acre lot.

When was 21 Round Lake Rd, Ridgefield, CT built?

21 Round Lake Rd, Ridgefield, CT was built in 1970, making it 56 years old. It is a cape cod home. The building has 1 story.

What schools serve 21 Round Lake Rd, Ridgefield, CT?

21 Round Lake Rd, Ridgefield, CT is assigned to Ridgefield High School (high), rated A+; Scotts Ridge Middle School (middle), rated A; Scotland Elementary School (elementary), rated A. All sit in Ridgefield School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Round Lake Rd, Ridgefield, CT compare to other homes in Ridgefield 06877?

Among the 8,677 homes in Ridgefield 06877, it is worth more than 21% of them ($790,276 against a typical $1,079,293), its price per square foot is higher than 42% of them ($436 against a typical $452), it is bigger than 32% of them (1,814 ft² against a typical 2,344 ft²), its lot is bigger than 58% of them (1.21 ac against a typical 1.1 ac) and it is newer than 53% of them (1970 against a typical 1970). Measured against all of Western Connecticut County, it is worth more than 49% 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 Round Lake Rd, Ridgefield, CT?

The 2025 property tax bill for 21 Round Lake Rd, Ridgefield, CT was $9,746. The county assessed it at $355,810.

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