This home's estimate is 12.3% lower than the average sale price ($6.94M) of 6 comparable homes.
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- Property details
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502 Cognewaugh Rd, Cos Cob, CT 06807
About this home
ROCK HOLLOW MANOR. ORIGINAL ASKING PRICE $6,995,000. CUSTOM STONE & SHINGLE HOME. EXQUISITE QUALITY, MATERIALS & EXTRAORDINARY OLD WORLD CRAFTSMANSHIP ALONG W/ SOPHISTICATED DESIGN OFFER LUXURIOUS COMFORT W/ EUROPEAN PANACHE FOR THE DISCERNING BUYER. GUEST QUARTERS ARE LOCATED OVER 4 CAR GARAGE. HEATED POOL W/ WATERFALL & SPA, SPRINKLER SYSTEM & GROUNDS THAT ARE ILLUMINATED AT NIGHT COMPLETE THE EXTERIOR. SPECIAL.
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Market trends in 06807, CT
Last updated October 2026
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Provided by Redfin
Sale history for 502 Cognewaugh Rd
$336/sq ft
$381/sq ft
$500/sq ft
$545/sq ft
$636/sq ft
$636/sq ft
$72/sq ft
$76/sq ft
Tax history for 502 Cognewaugh Rd
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Property details
Parking
- Parking and Garage Information
- Has Garage
- # of Garage Spaces: 4
- Parking Features: Garage Door Opener
Interior
- Bathroom Information
- # of Full Bathrooms: 9
- # of Half Bathrooms: 1
- Bathrooms Total Integer: 10
- Bathrooms Total Decimal: 9.5
- Heating & Cooling
- Has Cooling
- Cooling: Central A/C
- Has Heating
- Heating: Hydro-Air, Oil
- Interior Features
- Interior Features: Central Vacuum, Entrance Foyer, Built-in Features
- Has Fireplace(s)
- # of Fireplaces Total: 4
- Basement: Partially Finished
Exterior
- Exterior Features
- Patio And Porch Features: Screened Porch, Terrace
- Private Pool
- Property Information
- Property Sub-Type: Single Family Residence
- Year Built: 2007
- Roof: Composition, Slate
- Construction Materials: Shingle Siding, Stone
- Other Structures: Gazebo, Guest House
- Security Features: Security System, Smoke Detector(s)
- Building Area Total: 11000.0
- Building Area Source: Architect
- Lot Information
- Lot Features: Parklike
- Lot Size Area: 2.01
- Lot Size Units: Acres
- Lot Size Square Feet: 87555.6
- Lot Size Acres: 2.01
- Zoning: RA-2
Financial
- Tax Information
- Tax Annual Amount: $32,207
- Tax Assessed Value: $3,185,700
Utilities
- Utilities Information
- Utilities: Propane
- Sewer: Septic Tank
- Water Source: Well
Location
- School Information
- Elementary School: North Street
- Middle Or Junior School: Central
Public facts
- Beds: 7
- Baths: 8.5
- Sq. Ft.: 9,101
- Stories: 2.0
- Lot Size: 2.01 acres
- Style: Single Family Residential
- Year Built: 2002
- Year Renovated: —
- County: Fairfield County
- APN: 1858542
Around this home
Schools
- K - 12
- Preschool & daycare
Public PreK-5 • Assigned • 2.0mi
Public 6-8 • Assigned • 2.4mi
Public 9-12 • Assigned • 2.9mi
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
Minimal risk of a flood reaching the building in the next 30 years
Unlikely to be in a wildfire in next 30 years
7 days above 99° expected this year, 16 days in 30 years
56% chance of strong winds in next 30 years
5 unhealthy days expected this year, 7 days in 30 years
Sun exposure
In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.
Nearby similar homes
New listings for sale in 06807
Home values near 502 Cognewaugh Rd
| Address | Redfin Estimate |
|---|---|
4 Beds | 5.5 Baths | 5444 Sq. Ft. | $4,121,762 |
3 Beds | 2.5 Baths | 2832 Sq. Ft. | — |
5 Beds | 7 Baths | 5539 Sq. Ft. | $4,782,379 |
4 Beds | 3.5 Baths | 2808 Sq. Ft. | $2,015,085 |
5 Beds | 5 Baths | 6549 Sq. Ft. | $3,214,828 |
4 Beds | 4 Baths | 5713 Sq. Ft. | $4,070,144 |
6 Beds | 6.5 Baths | 7600 Sq. Ft. | $6,461,608 |
| Address | Redfin Estimate |
|---|---|
5 Beds | 4.5 Baths | 5776 Sq. Ft. | $3,449,249 |
1 Beds | 1 Baths | 784 Sq. Ft. | $1,252,233 |
5 Beds | 3.5 Baths | 3681 Sq. Ft. | $2,574,468 |
4 Beds | 4.5 Baths | 4704 Sq. Ft. | $3,814,974 |
5 Beds | 3.5 Baths | 3896 Sq. Ft. | $2,350,566 |
4 Beds | 4 Baths | 2836 Sq. Ft. | $2,447,338 |
5 Beds | 6 Baths | 5678 Sq. Ft. | $4,917,205 |
| Address | Redfin Estimate |
|---|---|
3 Beds | 2.5 Baths | 1980 Sq. Ft. | $2,458,477 |
4 Beds | 4.5 Baths | 4200 Sq. Ft. | $3,501,477 |
4 Beds | 3.5 Baths | 3527 Sq. Ft. | $2,915,992 |
4 Beds | 4.5 Baths | 4244 Sq. Ft. | $3,374,054 |
4 Beds | 2.5 Baths | 3120 Sq. Ft. | $2,429,570 |
4 Beds | 4.5 Baths | 4521 Sq. Ft. | $3,580,604 |
5 Beds | 7 Baths | 9113 Sq. Ft. | $5,587,759 |
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