Greenwich Town property record for 5 Waterfall Ln, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 2,681 sqft · built 1920 |
| Lot Size | 0.39 acres (16,988 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $657,500 (Dec 2003) |
| Tax Bill | $9,282 (2025) |
| Deeds & Mortgages | Mar 2022 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-3181S |
| Primary APN | 08-3181S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,681 sqft Living Area |
| Basement Area | 798 sqft |
| Unfinished Basement | 798 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 16,988 sqft (0.39 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 383/019 |
|---|---|
| Street Address | 5 WATERFALL LN |
| City | COS COB |
| State | CT |
| Zip | 06807-2201 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-12 |
| Legal Block | 3181/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 10202 |
5 Waterfall Ln is owned and occupied by two individuals who bought it in December 2003.
Source: Greenwich Town records, as of June 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5 WATERFALL LN, COS COB, CT 06807-2201 |
| 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 | Dec 4, 2003 · Amount on File |
| Deed Sale | Dec 4, 2003 · Amount on File |
| Prior Sale | Dec 2, 1998 · Amount on File |
| Deed Book / Page | 4504 / 202 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREENWICH CT |
| Property Address | 5 WATERFALL LN, COS COB, CT 06807-2201 |
| Transaction Type | Mortgage |
| Record Updated | Mar 24, 2022 |
| Name | Verified Name |
|---|
| Document Number | 008073-265 |
|---|---|
| Date | Mar 11, 2022 |
| Book Page | 8073/265 |
| Instrument | 2269 |
| Name | BAYCOAST MORTGAGE COMPANY |
|---|
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2052 |
The 2025 property tax bill for 5 Waterfall Ln was $9,282.
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 | $9,282.00 | $751,030 Land $483,630 Building $267,400 | $525,721 Land $338,541 Building $187,180 |
| 2024 | $9,282.00 (+6.21%) | ||
| 2023 | $8,739.00 (+0.92%) | $751,030 (-) Land $483,630 Building $267,400 | |
| 2022 | $8,659.00 | $751,030 Land $483,630 Building $267,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5 Waterfall Ln 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 5 Waterfall Ln 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 99.1% of the US · lower than 99% of Connecticut |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 236 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 980 / 880 |
May also be available: Frontier.
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