Greenwich Town property record for 90 Prospect St, Greenwich, CT 06830
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,312 sqft · built 1922 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $567,000 (May 2013) |
| Tax Bill | $5,953 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 03-1096S |
| Primary APN | 03-1096S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,312 sqft Living Area |
| Basement Area | 688 sqft |
| Unfinished Basement | 688 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1922 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Conventional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 6,098 sqft (0.14 acres) |
| Garage Type | Detached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Account Number | 250/120 |
|---|---|
| Street Address | 90 PROSPECT ST |
| City | GREENWICH |
| State | CT |
| Zip | 06830-5228 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-6 |
| Legal Block | 1096/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 10500 |
Source: Greenwich Town records · APN 03-1096S
Assessment roll updated June 25, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 90 PROSPECT ST, GREENWICH, CT 06830-5228 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 28, 2013 · Amount on Record |
| Deed Sale | May 28, 2013 · Amount on Record |
| Prior Sale | May 30, 1997 · Amount on Record |
| Deed Book / Page | 6573 / 213 |
| Transfer Doc | 2923000032 |
| Record Updated | Sep 20, 2026 |
Source: Greenwich Town records · Assessment roll updated June 25, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Greenwich Town |
| Unified School District | Greenwich School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,953.00 | $481,670 (-) Land $323,050 Building $158,620 | $337,169 Land $226,135 Building $111,034 |
| 2024 | $5,953.00 (+6.21%) | ||
| 2023 | $5,605.00 (+1.21%) | $481,670 (+0.28%) Land $323,050 Building $158,620 | |
| 2022 | $5,538.00 | $480,340 Land $323,050 Building $157,290 |
Source: FEMA National Flood Hazard Layer as of November 28, 2025 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Starlink Satellite | 280 / 30 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
Based on FCC filings for 372 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | AQUARION-EASTERN FAIRFIELD COUNTY private · serves 351,756 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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