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Single Family ResidenceResidential
$1,750,000$686 / 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 Aug 30, 2026

47 HOLLOW TREE RIDGE RD

DARIEN, CT 06820
5
Beds
3.5
Baths
2,552 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.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1843
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.8M
$1.6M low$1.9M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,975 (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.$773,570 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$556,360
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$217,210
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$773,570
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$541,499

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
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.
43
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
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.2012
Lot (acres)The size of the land the home sits on, from county records.0.47
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(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.

E
Hindley Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
M
Middlesex Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
H
Darien High SchoolA+
High · Grades 9–12 · 1.7 mi

District: Darien School District

Neighborhood · ZIP 06820These 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 100.92

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.47%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.24,276
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,613 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$269,018
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$411,809
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%

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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

47 Hollow Tree Ridge 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 more than 81% of homes in Western Connecticut County
  • Costs less per square foot than 84% of homes in Norton
  • Bigger than 67% of homes in Western Connecticut County
  • Has a bigger lot than 68% of homes in Norton
  • Among the oldest homes in Norton

What homes are worth in Darien 06820

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

This home
$854K$7.2M

This home is worth more than 27% of homes in Darien 06820.

How it measures up in Darien 06820

The dot is this home. The mark in the middle is the typical home in Darien 06820.

Estimated value$1,750,000
CheaperTypical $2,423,132Pricier

Pricier than 27% of homes nearby

Price per ft²$686
CheaperTypical $800Pricier

Pricier than 20% of homes nearby

Living area2,552 ft²
SmallerTypical 3,037 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.47 ac
SmallerTypical 0.52 acBigger

Bigger than 43% of homes nearby

Year built1843
OlderTypical 1955Newer

Older than almost all homes nearby

How 47 Hollow Tree Ridge Rd ranks against every home in each area.
MeasureThis homeNortonDarien 06820Western Connecticut County
Estimated valuepricier than$1,750,00033% of homes27% of homes81% of homes
Price per ft²pricier than$68616% of homes20% of homes82% of homes
Living areabigger than2,552 ft²46% of homes37% of homes67% of homes
Lot sizebigger than0.47 ac68% of homes43% of homes41% of homes
Year builtnewer than1843almost no homesalmost no homesalmost no homes

About 47 Hollow Tree Ridge Rd

How much is 47 Hollow Tree Ridge Rd, Darien, CT worth?

The TopHap Estimate for 47 Hollow Tree Ridge Rd, Darien, CT is $1,750,000 as of Aug 30, 2026. The likely range is $1,646,779 to $1,853,221. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 47 Hollow Tree Ridge Rd, Darien, CT last sell?

47 Hollow Tree Ridge Rd, Darien, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 47 Hollow Tree Ridge Rd, Darien, CT?

47 Hollow Tree Ridge Rd, Darien, CT has 5 bedrooms, 3.5 bathrooms, 2,552 square feet of living space and a 0.47-acre lot.

When was 47 Hollow Tree Ridge Rd, Darien, CT built?

47 Hollow Tree Ridge Rd, Darien, CT was built in 1843, making it 183 years old. It is a colonial home. The building has 2 stories.

What schools serve 47 Hollow Tree Ridge Rd, Darien, CT?

47 Hollow Tree Ridge Rd, Darien, CT is assigned to Hindley Elementary School (elementary), rated A+; Middlesex Middle School (middle), rated A+; Darien High School (high), rated A+. All sit in Darien School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 47 Hollow Tree Ridge Rd, Darien, CT compare to other homes in Darien 06820?

Among the 6,580 homes in Darien 06820, it is worth more than 27% of them ($1,750,000 against a typical $2,423,132), its price per square foot is higher than 20% of them ($686 against a typical $800), it is bigger than 37% of them (2,552 ft² against a typical 3,037 ft²), its lot is bigger than 43% of them (0.47 ac against a typical 0.52 ac) and it is newer than almost none of them (1843 against a typical 1955). Measured against all of Western Connecticut County, it is worth more than 81% 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 47 Hollow Tree Ridge Rd, Darien, CT?

The 2025 property tax bill for 47 Hollow Tree Ridge Rd, Darien, CT was $11,975. The county assessed it at $773,570.

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