Greenwich Town property record for 40 Decatur St, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,896 sqft · built 2013 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | Individual Name on File |
| Last Sale | $400,000 (Nov 2011) |
| Tax Bill | $8,747 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-2080S |
| Primary APN | 08-2080S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,896 sqft Living Area |
| Basement Area | 996 sqft |
| Unfinished Basement | 996 sqft |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 385/027 |
|---|---|
| Street Address | 40 DECATUR ST |
| City | COS COB |
| State | CT |
| Zip | 06807-2128 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-6 |
| Legal Block | 2080/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 10202 |
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 | Individual Name on File |
|---|---|
| Mailing Address | 40 DECATUR ST, COS COB, CT 06807-2128 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 21, 2011 · Amount on File |
| Deed Sale | Nov 21, 2011 · Amount on File |
| Deed Book / Page | 6239 / 90 |
| Record Updated | Oct 29, 2026 |
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 | $8,747.00 (+9.68%) | $834,330 (+29.3%) Land $562,100 Building $272,230 | $1,603,532 (+255.01%) |
| 2025 | $7,975.00 | $645,260 (-) Land $449,680 Building $195,580 | $451,682 Land $314,776 Building $136,906 |
| 2024 | $7,975.00 (+6.22%) | ||
| 2023 | $7,508.00 (+0.91%) | $645,260 (-) Land $449,680 Building $195,580 | |
| 2022 | $7,440.00 | $645,260 Land $449,680 Building $195,580 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 455 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 |
May also be available: T-Mobile.
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