Greenwich Town property record for 99 Round Hill Rd, Greenwich, CT 06831
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 9 ba · 11,280 sqft · built 1924 |
| Lot Size | 3.27 acres (142,441 sqft) |
| Owner | Individual Name on File |
| Last Sale | $3,500,000 (Apr 2005) |
| Tax Bill | $77,157 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-3143 |
| Primary APN | 10-3143 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 9 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 19 Rooms |
| Stories | 3 Stories |
| Building Area | 11,280 sqft Living Area |
| Attic | Attic |
| Attic Area | 400 sqft |
| Basement Area | 2,575 sqft |
| Unfinished Basement | 2,575 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Colonial |
| Exterior Material | Stone |
| Construction Type | Stone |
| Roof Type | Gable |
| Roof Material | Slate |
| Lot Area | 142,441 sqft (3.27 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Pool Type | In-Ground Pool |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Gas |
| Account Number | 205/022 |
|---|---|
| Street Address | 99 ROUND HILL RD |
| City | GREENWICH |
| State | CT |
| Zip | 06831-3722 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-2 |
| Legal Block | 3143 |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 10201 |
99 Round Hill Rd is owned and occupied by an individual who bought it in April 2005.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 99 ROUND HILL RD, GREENWICH, CT 06831-3722 |
| 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 | Apr 18, 2005 · Amount on File |
| Deed Sale | Apr 18, 2005 · Amount on File |
| Prior Sale | Jul 2, 1999 · Amount on File |
| Deed Book / Page | 4899 / 39 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 99 Round Hill Rd was $77,157, up 2.9% 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 | $77,157.00 (+2.9%) | $7,620,410 (+22.36%) Land $2,160,130 Building $5,460,280 | $9,433,263 (+116.39%) |
| 2025 | $74,981.00 | $6,227,690 Land $1,727,460 Building $4,500,230 | $4,359,383 Land $1,209,222 Building $3,150,161 |
| 2024 | $74,981.00 (+5.71%) | ||
| 2023 | $70,933.00 (+0.98%) | $6,227,690 (-) Land $1,727,460 Building $4,500,230 | |
| 2022 | $70,248.00 | $6,227,690 Land $1,727,460 Building $4,500,230 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 99 Round Hill Rd in Zone X, an area of minimal flood risk, within 500 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 500 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 99 Round Hill 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: 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 38 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 |
5G and 4G LTE (outdoors only)
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