Greenwich Town property record for 8 Sioux Pl, Greenwich, CT 06831
| Property Type | Duplex |
|---|---|
| Details | 6 bd · 3.5 ba · 3,481 sqft · built 1880 |
| Lot Size | 0.47 acres (20,473 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $11,672 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-1789S |
| Primary APN | 09-1789S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 3,481 sqft Living Area |
| Gross Area | 3,976 sqft |
| Basement Area | 1,042 sqft |
| Unfinished Basement | 1,042 sqft |
| Year Built | Built 1880 |
|---|---|
| Effective Year Built | Effective 1880 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 20,473 sqft (0.47 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Heating Fuel | Oil |
| Account Number | 112/050 |
|---|---|
| Street Address | 8 SIOUX PL |
| City | GREENWICH |
| State | CT |
| Zip | 06831-4106 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R-7 |
| Legal Block | 1789/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 10400 |
8 Sioux Pl, a duplex, is owned by an individual who acquired it in October 2010.
Source: Greenwich Town records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 248 W PUTNAM AVE, GREENWICH, CT 06830-5242 |
| 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 | Oct 4, 2010 |
| Deed Sale | Oct 4, 2010 |
| Prior Sale | Oct 4, 2006 · Amount on File |
| Deed Book / Page | 6017 / 177 |
| Transfer Doc | 006370-148 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 8 Sioux Pl was $11,672, up 12.1% 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 | $11,672.00 (+12.06%) | $1,113,350 (+32.1%) Land $507,990 Building $605,360 | $1,479,311 (+150.75%) |
| 2025 | $10,416.00 | $842,800 Land $384,930 Building $457,870 | $589,960 Land $269,451 Building $320,509 |
| 2024 | $10,416.00 (+6.21%) | ||
| 2023 | $9,807.00 (+0.93%) | $842,800 (-) Land $384,930 Building $457,870 | |
| 2022 | $9,717.00 | $842,800 Land $384,930 Building $457,870 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 8 Sioux Pl 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 8 Sioux Pl 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: 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 227 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 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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