Greenwich Town property record for 645 North St, Greenwich, CT 06830
| Property Type | Single Family Home |
|---|---|
| Details | 9 bd · 10 ba · 23,100 sqft · built 1930 |
| Lot Size | 4.14 acres (180,338 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $114,908 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 11-2394 |
| Primary APN | 11-2394 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 9 Beds |
|---|---|
| Full Baths | 10 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 23 Rooms |
| Stories | 3 Stories |
| Building Area | 23,100 sqft Living Area |
| Basement Area | 6,016 sqft |
| Unfinished Basement | 6,016 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Slate |
| Lot Area | 180,338 sqft (4.14 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Pool Type | Pool with Hot Tub/Spa |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Oil |
| Account Number | 233/003 |
|---|---|
| Street Address | 645 NORTH ST |
| City | GREENWICH |
| State | CT |
| Zip | 06830-3036 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA-2 |
| Legal Block | 2394 |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 10102 |
645 North St is owned and occupied by an individual.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 645 NORTH ST, GREENWICH, CT 06830-3036 |
| 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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 645 North St was $114,908, up 12.2% 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 | $114,908.00 (+12.18%) | $11,348,960 (+33.39%) Land $2,257,220 Building $9,091,740 | $7,061,473 (+18.57%) |
| 2025 | $102,436.00 | $8,508,010 Land $1,668,380 Building $6,839,630 | $5,955,607 Land $1,167,866 Building $4,787,741 |
| 2024 | $102,436.00 (+5.71%) | ||
| 2023 | $96,906.00 (+1.34%) | $8,508,010 (+0.36%) Land $1,668,380 Building $6,839,630 | |
| 2022 | $95,628.00 | $8,477,630 Land $1,668,380 Building $6,809,250 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 645 North St 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 645 North St 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 | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 27 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 |
May also be available: T-Mobile.
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