Greenwich Town property record for 51 Thunder Mountain Rd, Greenwich, CT 06831
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 2,667 sqft · built 1965 |
| Lot Size | 2.49 acres (108,464 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,425,000 (Jan 2007) |
| Tax Bill | $11,617 (2026) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-2768 |
| Primary APN | 10-2768 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,667 sqft Living Area |
| Basement Area | 440 sqft |
| Unfinished Basement | 440 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 108,464 sqft (2.49 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 105/001 |
|---|---|
| Street Address | 51 THUNDER MOUNTAIN RD |
| City | GREENWICH |
| State | CT |
| Zip | 06831-3233 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-2 |
| Legal Block | 2768 |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 10101 |
51 Thunder Mountain Rd is owned and occupied by two individuals who bought it in January 2007.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 51 THUNDER MOUNTAIN RD, GREENWICH, CT 06831-3233 |
| 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 | Jan 10, 2007 · Amount on File |
| Deed Sale | Jan 10, 2007 · Amount on File |
| Deed Book / Page | 5326 / 146 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GREENWICH CT |
| Property Address | 51 THUNDER MOUNTAIN RD, GREENWICH, CT 06831-3233 |
| Transaction Type | Mortgage |
| Record Updated | Feb 11, 2021 |
| Name | Verified Name |
|---|
| Document Number | 7817-223 |
|---|---|
| Date | Jan 28, 2021 |
| Book Page | 7817/223 |
| Instrument | 936 |
| Name | QUICKEN LOANS INC |
|---|---|
| Type | Lending Institution |
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 169 Months |
| Due | Feb 1, 2035 |
The 2026 property tax bill for 51 Thunder Mountain Rd was $11,617, up 20.5% 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 | $11,617.00 (+20.55%) | $1,147,370 (+43.34%) Land $721,280 Building $426,090 | $2,575,567 (+359.66%) |
| 2025 | $9,637.00 | $800,450 Land $474,880 Building $325,570 | $560,315 Land $332,416 Building $227,899 |
| 2024 | $9,637.00 (+5.7%) | ||
| 2023 | $9,117.00 (+0.97%) | $800,450 (-) Land $474,880 Building $325,570 | |
| 2022 | $9,029.00 | $800,450 Land $474,880 Building $325,570 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 51 Thunder Mountain 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 51 Thunder Mountain Rd is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 55% of Connecticut |
|---|---|
| Wildfire Likelihood | 0.02% 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 49 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Optimum Cable · Fiber in parts of the area | 940 / 35 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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