Greenwich Town property record for 40 Harold St, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,064 sqft · built 1900 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $260,000 (Oct 1994) |
| Tax Bill | $7,362 (2025) |
| Deeds & Mortgages | May 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-1487S |
| Primary APN | 08-1487S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,064 sqft Living Area |
| Basement Area | 768 sqft |
| Unfinished Basement | 768 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Conventional |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 8,712 sqft (0.2 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 386/075 |
|---|---|
| Street Address | 40 HAROLD ST |
| City | COS COB |
| State | CT |
| Zip | 06807-2133 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-6 |
| Legal Block | 1487/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 10202 |
40 Harold St is owned and occupied by two individuals who bought it in October 1994.
Source: Greenwich Town records, as of June 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 40 HAROLD ST, COS COB, CT 06807-2133 |
| 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 | 2 Names on Deed |
|---|---|
| Last Sale | Oct 6, 1994 · Amount on File |
| Deed Sale | Oct 6, 1994 · Amount on File |
| Deed Book / Page | 2597 / 86 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREENWICH CT |
| Property Address | 40 HAROLD ST, COS COB, CT 06807-2133 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 7665-219 |
|---|---|
| Date | May 18, 2020 |
| Book Page | 7665/219 |
| Instrument | 3588 |
| Name | PEOPLES UNITED BANK |
|---|---|
| Type | Bank |
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 349 Months |
| Due | Jun 1, 2049 |
The 2025 property tax bill for 40 Harold St was $7,362.
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 |
|---|---|---|---|
| 2025 | $7,362.00 | $595,700 Land $458,290 Building $137,410 | $416,990 Land $320,803 Building $96,187 |
| 2024 | $7,362.00 (+6.2%) | ||
| 2023 | $6,932.00 (+0.93%) | $595,700 (-) Land $458,290 Building $137,410 | |
| 2022 | $6,868.00 | $595,700 Land $458,290 Building $137,410 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 40 Harold St in Zone X, an area of minimal flood risk.
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.
The area around 40 Harold St 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 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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