Greenwich Town property record for 502 Valley Rd, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 3,372 sqft · built 1994 |
| Lot Size | 1.11 acres (48,352 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $16,114 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-3384S |
| Primary APN | 08-3384S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Building Area | 3,372 sqft Living Area |
| Basement Area | 1,350 sqft |
| Unfinished Basement | 1,350 sqft |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Construction Type | Frame |
| Lot Area | 48,352 sqft (1.11 acres) |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|
| Account Number | 400/078 |
|---|---|
| Street Address | 502 VALLEY RD |
| City | COS COB |
| State | CT |
| Zip | 06807-1628 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-1 |
| Legal Block | 3384/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 10202 |
502 Valley Rd is owned and occupied by two individuals.
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 502 VALLEY RD, COS COB, CT 06807-1628 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| 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 | $16,114.00 (+11.28%) | $1,536,990 (+31.18%) Land $898,100 Building $638,890 | $2,053,290 (+150.35%) |
| 2025 | $14,481.00 | $1,171,660 (-) Land $739,970 Building $431,690 | $820,162 Land $517,979 Building $302,183 |
| 2024 | $14,481.00 (+6.22%) | ||
| 2023 | $13,633.00 (+0.92%) | $1,171,660 (-) Land $739,970 Building $431,690 | |
| 2022 | $13,509.00 | $1,171,660 Land $739,970 Building $431,690 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 502 Valley 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 502 Valley 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 97% of the US · lower than 95% 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 131 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Frontier Fiber | 7,000 / 7,000 |
May also be available: Verizon.
4G LTE (outdoors only), no 5G reported
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