Greenwich Town property record for 533 Cognewaugh Rd, Cos Cob, CT 06807
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 3.5 ba · 3,681 sqft · built 1958 |
| Lot Size | 1.58 acres (68,825 sqft) |
| Owner | Individual Name on File |
| Last Sale | $2,125,000 (Jul 2023) |
| Tax Bill | $13,537 (2026) |
| Deeds & Mortgages | Jul 2023 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-3431 |
| Primary APN | 08-3431 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,681 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 68,825 sqft (1.58 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 | 356/009 |
|---|---|
| Street Address | 533 COGNEWAUGH RD |
| City | COS COB |
| State | CT |
| Zip | 06807-1112 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-2 |
| Legal Block | 3431 |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 10202 |
533 Cognewaugh Rd is owned and occupied by an individual who bought it in July 2023.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 533 COGNEWAUGH RD, COS COB, CT 06807-1112 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Jul 24, 2023 · Amount on File |
| Deed Sale | Jul 24, 2023 · Amount on File |
| Prior Sale | Apr 16, 1996 · Amount on File |
| Deed Document Number | 20234361 |
| Deed Book / Page | 8242 / 343 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | GREENWICH CT |
| Recording Date | Jul 24, 2023 |
| Property Address | 533 COGNEWAUGH RD, COS COB, CT 06807-1112 |
| Document Number | 008242-343 |
| Book / Page | 8242 / 343 |
| Instrument Date | Jul 12, 2023 |
| Instrument | 4361 |
| Transaction Type | Transfer |
| Record Updated | Aug 10, 2023 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 533 COGNEWAUGH RD, COS COB, CT 06807-1112 |
The 2026 property tax bill for 533 Cognewaugh Rd was $13,537, up 4.9% from the year before.
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 | $13,537.00 (+4.9%) | $1,337,000 (+24.74%) Land $758,730 Building $578,270 | $2,565,290 (+241.91%) |
| 2025 | $12,905.00 | $1,071,840 Land $577,220 Building $494,620 | $750,288 Land $404,054 Building $346,234 |
| 2024 | $12,905.00 (+20.2%) | ||
| 2023 | $10,736.00 (+0.97%) | $942,620 (-) Land $577,220 Building $365,400 | |
| 2022 | $10,633.00 | $942,620 Land $577,220 Building $365,400 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 533 Cognewaugh Rd 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.
Wildfire risk around 533 Cognewaugh 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 93% of the US · lower than 86% 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: FCC Broadband Data Collection, based on 68 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 |
4G LTE (outdoors only), no 5G reported
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