Greenwich Town property record for 308 Hamilton Ave, Greenwich, CT 06830
| Property Type | Duplex |
|---|---|
| Details | 2 bd · 3 ba · 2,198 sqft · built 1920 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $590,000 (Apr 2021) |
| Tax Bill | $5,026 (2026) |
| Deeds & Mortgages | Apr 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-1733S |
| Primary APN | 03-1733S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,198 sqft Living Area |
| Basement Area | 460 sqft |
| Unfinished Basement | 460 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Duplex Single |
| Exterior Material | Combination |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 7,405 sqft (0.17 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Account Number | 215/077 |
|---|---|
| Street Address | 308 HAMILTON AVE |
| City | GREENWICH |
| State | CT |
| Zip | 06830-6115 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R-6 |
| Legal Block | 1733/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 10500 |
308 Hamilton Ave, a duplex, is owned and occupied by two individuals who bought it in April 2021.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 308 HAMILTON AVE, GREENWICH, CT 06830-6115 |
| 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 | Apr 16, 2021 · Amount on File |
| Deed Sale | Apr 16, 2021 · Amount on File |
| Deed Document Number | 20213921 |
| Deed Book / Page | 7869 / 97 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | GREENWICH CT |
| Recording Date | Apr 16, 2021 |
| Property Address | 308 HAMILTON AVE, GREENWICH, CT 06830-6115 |
| Document Number | 7869-97 |
| Book / Page | 7869 / 97 |
| Instrument Date | Apr 13, 2021 |
| Instrument | 3921 |
| Transaction Type | Transfer |
| Record Updated | May 21, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 80 SOUNDVIEW DR, STAMFORD, CT 06902-7113 |
The 2026 property tax bill for 308 Hamilton Ave was $5,026, down 3.3% 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 | $5,026.00 (-3.29%) | $479,360 (+14%) Land $385,070 Building $94,290 | $936,534 (+218.18%) |
| 2025 | $5,197.00 | $420,490 Land $330,680 Building $89,810 | $294,343 Land $231,476 Building $62,867 |
| 2024 | $5,197.00 (+6.21%) | ||
| 2023 | $4,893.00 (+0.93%) | $420,490 (-) Land $330,680 Building $89,810 | |
| 2022 | $4,848.00 | $420,490 Land $330,680 Building $89,810 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 308 Hamilton 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.
The area around 308 Hamilton Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 492 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 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
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