Greenwich Town property record for 23 Lyon Ave, Greenwich, CT 06830
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,856 sqft · built 1957 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $7,422 (2026) |
| Deeds & Mortgages | Jun 2026 Transfer Aug 2025 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-1705S |
| Primary APN | 03-1705S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,856 sqft Living Area |
| Basement Area | 462 sqft |
| Unfinished Basement | 462 sqft |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Split Level |
| Exterior Material | Stone |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Type | Basement |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Steam |
| Heating Fuel | Oil |
| Account Number | 215/183 |
|---|---|
| Street Address | 23 LYON AVE |
| City | GREENWICH |
| State | CT |
| Zip | 06830-6206 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-6 |
| Legal Block | 1705/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 10500 |
23 Lyon Ave is owner-occupied and held in a trust since June 2026.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 23 LYON AVE, GREENWICH, CT 06830-6206 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 9, 2026 | Quit Claim Deed, Transfer Quitclaim |
| Aug 25, 2025 | Deed of Trust, Mortgage · Line of Credit JPMORGAN CHASE BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jun 6, 2026 |
| Transfer Doc | 008573-282 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | GREENWICH CT |
| Recording Date | Jun 9, 2026 |
| Property Address | 23 LYON AVE, GREENWICH, CT 06830-6206 |
| Document Number | 008573-282 |
| Book / Page | 8573 / 282 |
| Instrument Date | Jun 6, 2026 |
| Instrument | 20263479 |
| Transaction Type | Transfer |
| Record Updated | Aug 29, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREENWICH CT |
| Property Address | 23 LYON AVE, GREENWICH, CT 06830-6206 |
| Transaction Type | Mortgage |
| Record Updated | Nov 25, 2025 |
| Name | Verified Name |
|---|
| Document Number | 0008474-99 |
|---|---|
| Date | Aug 25, 2025 |
| Book Page | 8474/99 |
| Instrument | 5115 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2055 |
The 2026 property tax bill for 23 Lyon Ave was $7,422, up 8.8% 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 | $7,422.00 (+8.78%) | $707,980 (+28.24%) Land $413,560 Building $294,420 | $1,367,467 (+253.84%) |
| 2025 | $6,823.00 | $552,090 Land $351,330 Building $200,760 | $386,463 Land $245,931 Building $140,532 |
| 2024 | $6,823.00 (+6.21%) | ||
| 2023 | $6,424.00 (+0.91%) | $552,090 (-) Land $351,330 Building $200,760 | |
| 2022 | $6,366.00 | $552,090 Land $351,330 Building $200,760 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 23 Lyon Ave 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 23 Lyon 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 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 153 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 | 2,300 / 2,300 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
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