Greenwich Town property record for 636 Lake Ave, Greenwich, CT 06830
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 8.5 ba · 18,644 sqft · built 2018 |
| Lot Size | 4.43 acres (192,971 sqft) |
| Owner | Company Name on File |
| Tax Bill | $191,031 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-2969 |
| Primary APN | 10-2969 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 8.5 Baths |
| Half Baths | 7 Half Baths |
| Total Rooms | 18 Rooms |
| Stories | 2 Stories |
| Building Area | 18,644 sqft Living Area |
| Basement Area | 11,469 sqft |
| Unfinished Basement | 11,469 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Architectural Style | Colonial |
| Exterior Material | Stone |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Slate |
| Lot Area | 192,971 sqft (4.43 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Pool Type | Pool with Hot Tub/Spa |
| Greenhouse | Greenhouse |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Account Number | 203/020 |
|---|---|
| Street Address | 636 LAKE AVE |
| City | GREENWICH |
| State | CT |
| Zip | 06830-3854 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-2 |
| Legal Block | 2969 |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 10201 |
636 Lake Ave, a single family home, is owned by a company.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 636 LAKE AVE, GREENWICH, CT 06830-3854 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 636 Lake Ave was $191,031, up 6.6% 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 | $191,031.00 (+6.56%) | $18,867,240 (+26.72%) Land $2,703,190 Building $16,164,050 | $9,200,745 (-11.72%) |
| 2025 | $179,269.00 | $14,889,420 Land $2,159,150 Building $12,730,270 | $10,422,594 Land $1,511,405 Building $8,911,189 |
| 2024 | $179,269.00 (+5.71%) | ||
| 2023 | $169,590.00 (+18.69%) | $14,889,420 (+17.54%) Land $2,159,150 Building $12,730,270 | |
| 2022 | $142,886.00 | $12,667,200 Land $2,159,150 Building $10,508,050 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 636 Lake Ave 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 636 Lake Ave 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 95% of the US · lower than 92% 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 46 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 |
5G (outdoors only) and 4G LTE
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