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Single Family ResidenceResidential
$5,586,450
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 76How 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
Last sold for $4,079,575 on Jul 28, 2021

350 HOLLOW TREE RIDGE RD

DARIEN, CT 06820
0
Baths
1.49 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$5.6M
$4.2M low$7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$4,079,575 · Jul 28, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$46,848 (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.$3,026,380 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$843,080
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,183,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,026,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,118,466

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWESTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.1.49
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
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(11)

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
Darien High SchoolA+
High · Grades 9–12 · 0.3 mi
M
Middlesex Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
E
Ox Ridge Elementary SchoolA+
Elementary · Grades KG–5 · 1.4 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

350 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.

  • Among the most valuable homes in Norton Heights
  • Has a bigger lot than 94% of homes in Norton Heights

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
$870K$7.3M

This home is worth more than 94% 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$5,586,450
CheaperTypical $2,427,432Pricier

Pricier than 94% of homes nearby

Lot size1.49 ac
SmallerTypical 0.52 acBigger

Bigger than 85% of homes nearby

How 350 Hollow Tree Ridge Rd ranks against every home in each area.
MeasureThis homeNorton HeightsDarien 06820Western Connecticut County
Estimated valuepricier than$5,586,450almost all homes94% of homes98% of homes
Lot sizebigger than1.49 ac94% of homes85% of homes75% of homes

About 350 Hollow Tree Ridge Rd

How much is 350 Hollow Tree Ridge Rd, Darien, CT worth?

The TopHap Estimate for 350 Hollow Tree Ridge Rd, Darien, CT is $5,586,450 as of Aug 30, 2026. The likely range is $4,218,088 to $6,954,812. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 350 Hollow Tree Ridge Rd, Darien, CT last sell?

350 Hollow Tree Ridge Rd, Darien, CT last sold on Jul 28, 2021 for $4,079,575, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

What schools serve 350 Hollow Tree Ridge Rd, Darien, CT?

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

How does 350 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 94% of them ($5,586,450 against a typical $2,427,432) and its lot is bigger than 85% of them (1.49 ac against a typical 0.52 ac). Measured against all of Western Connecticut 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 350 Hollow Tree Ridge Rd, Darien, CT?

The 2025 property tax bill for 350 Hollow Tree Ridge Rd, Darien, CT was $46,848. The county assessed it at $3,026,380.

More homes on Hollow Tree Ridge Rd

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Assigned schools

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