Greenwich Town property record for 51 Cross Ln, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 1,876 sqft · built 1962 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,100,000 (Jun 2021) |
| Tax Bill | $9,025 (2025) |
| Deeds & Mortgages | Jun 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 08A-1023S |
| Primary APN | 08A-1023S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,876 sqft Living Area |
| Basement Area | 748 sqft |
| Unfinished Basement | 748 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 9,583 sqft (0.22 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Account Number | 343/085 |
|---|---|
| Street Address | 51 CROSS LN |
| City | COS COB |
| State | CT |
| Zip | 06807-2615 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-7 |
| Legal Block | 1023/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 10800 |
51 Cross Ln is owned and occupied by two individuals who bought it in June 2021.
Source: Greenwich Town records, as of June 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 51 CROSS LN, COS COB, CT 06807-2615 |
| 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 | Jun 9, 2021 · Amount on File |
| Deed Sale | Jun 9, 2021 · Amount on File |
| Deed Document Number | 20216657 |
| Deed Book / Page | 7906 / 238 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | GREENWICH CT |
| Recording Date | Jun 9, 2021 |
| Property Address | 51 CROSS LN, COS COB, CT 06807-2615 |
| Document Number | 007906-238 |
| Book / Page | 7906 / 238 |
| Instrument Date | Jun 9, 2021 |
| Instrument | 6657 |
| Transaction Type | Transfer |
| Record Updated | Jan 31, 2022 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 29 MAPLEWOOD DR, COS COB, CT 06807-2601 |
| Document Number | 0000006658 |
|---|---|
| Date | Jun 9, 2021 |
| Instrument | 6658 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 51 Cross Ln was $9,025.
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 | $9,025.00 | $730,240 Land $460,110 Building $270,130 | $511,168 Land $322,077 Building $189,091 |
| 2024 | $9,025.00 (+6.21%) | ||
| 2023 | $8,497.00 (+15.17%) | $730,240 (+14.12%) Land $460,110 Building $270,130 | |
| 2022 | $7,378.00 | $639,870 Land $460,110 Building $179,760 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 51 Cross Ln in Zone X, an area of minimal flood risk, within 100 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 100 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 51 Cross 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 97% of the US · lower than 95% 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 318 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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