Greenwich Town property record for 47 Cognewaugh Rd, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,872 sqft · built 1960 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | Company Name on File |
| Last Sale | $603,750 (Aug 2017) |
| Tax Bill | $10,055 (2026) |
| Deeds & Mortgages | Aug 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-1529S |
| Primary APN | 08-1529S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,872 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Raised Ranch |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,019 sqft (0.23 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Oil |
| Account Number | 402/150 |
|---|---|
| Street Address | 47 COGNEWAUGH RD |
| City | COS COB |
| State | CT |
| Zip | 06807-1710 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-12 |
| Legal Block | 1529/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 10202 |
47 Cognewaugh Rd is owned by a company that bought it in August 2017.
Source: Greenwich Town records, as of October 21, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 320 POST RD W, WESTPORT, CT 06880-4743 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 31, 2017 · Amount on File |
| Deed Sale | Aug 31, 2017 · Amount on File |
| Prior Sale | Feb 22, 2016 |
| Deed Book / Page | 7289 / 207 |
| Transfer Doc | 7050-88 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | GREENWICH CT |
| Recording Date | Aug 31, 2017 |
| Property Address | 47 COGNEWAUGH RD, COS COB, CT 06807-1710 |
| Document Number | 7289-207 |
| Book / Page | 007289 / 000207 |
| Transaction Type | Transfer |
| Record Updated | Sep 19, 2017 |
| Amount | Amount on Record |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 47 COGNEWAUGH RD COS COB CT 068071710, COS COB, CT 06807-1710 |
| Document Number | 7289-212 |
|---|---|
| Date | Aug 31, 2017 |
| Book Page | 007289/000212 |
| Name | WASHINGTON TR CO |
|---|
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Aug 30, 2047 |
The 2026 property tax bill for 47 Cognewaugh Rd was $10,055, up 16.5% from the year before.
Source: Greenwich Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Greenwich Town |
| Unified School District | Greenwich School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,055.00 (+16.54%) | $959,070 (+37.38%) Land $590,030 Building $369,040 | $1,393,009 (+185.06%) |
| 2025 | $8,628.00 | $698,110 Land $439,110 Building $259,000 | $488,677 Land $307,377 Building $181,300 |
| 2024 | $8,628.00 (+6.22%) | ||
| 2023 | $8,123.00 (+0.92%) | $698,110 (-) Land $439,110 Building $259,000 | |
| 2022 | $8,049.00 | $698,110 Land $439,110 Building $259,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 47 Cognewaugh Rd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 47 Cognewaugh Rd is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 94% of Connecticut |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people · EPA ID CT0150011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2025 |
| Lead | Under 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 24 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 319 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Frontier Fiber | 5,000 / 5,000 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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