Greenwich Town property record for 36 Sinawoy Rd, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,569 sqft · built 1924 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | Individual Name on File |
| Last Sale | $318,000 (May 1991) |
| Tax Bill | $7,469 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-2883S |
| Primary APN | 08-2883S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,569 sqft Living Area |
| Basement Area | 648 sqft |
| Unfinished Basement | 648 sqft |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Colonial |
| Exterior Material | Stone |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Oil |
| Account Number | 366/045 |
|---|---|
| Street Address | 36 SINAWOY RD |
| City | COS COB |
| State | CT |
| Zip | 06807-2324 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-7 |
| Legal Block | 2883/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 10800 |
36 Sinawoy Rd is owned and occupied by an individual who bought it in May 1991.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 36 SINAWOY RD, COS COB, CT 06807-2324 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 30, 1991 · Amount on File |
| Deed Sale | May 30, 1991 · Amount on File |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 36 Sinawoy Rd was $7,469, up 3.4% 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 | $7,469.00 (+3.43%) | $712,460 (+21.94%) Land $560,280 Building $152,180 | $1,285,596 (+214.32%) |
| 2025 | $7,221.00 | $584,290 Land $448,210 Building $136,080 | $409,003 Land $313,747 Building $95,256 |
| 2024 | $7,221.00 (+6.21%) | ||
| 2023 | $6,799.00 (+0.92%) | $584,290 (-) Land $448,210 Building $136,080 | |
| 2022 | $6,737.00 | $584,290 Land $448,210 Building $136,080 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 36 Sinawoy 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.
The area around 36 Sinawoy Rd has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 328 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Starlink Satellite | 280 / 30 |
May also be available: Frontier.
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