Greenwich Town property record for 21 Rainbow Dr, Riverside, CT 06878
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,578 sqft · built 1973 |
| Lot Size | 0.34 acres (14,810 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,125,000 (May 2005) |
| Tax Bill | $9,882 (2026) |
| Flood Zone | Zone A (high risk) |
| APN | 12-2549S |
| Primary APN | 12-2549S |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,578 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Colonial |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Foundation Type | Raised |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 14,810 sqft (0.34 acres) |
| Garage Type | Attached |
| Parking Spaces | 1 Parking Space |
| Deck Area | Deck Area |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Account Number | 404/154 |
|---|---|
| Street Address | 21 RAINBOW DR |
| City | RIVERSIDE |
| State | CT |
| Zip | 06878-1012 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-12 |
| Legal Block | 2549/S |
| Jurisdiction | GREENWICH CT |
| Township / Civil Division | GREENWICH |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 10900 |
Source: Greenwich Town records, as of October 21, 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 Record |
|---|---|
| Mailing Address | 21 RAINBOW DR, RIVERSIDE, CT 06878-1012 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 4, 2005 · Amount on Record |
| Deed Sale | May 4, 2005 · Amount on Record |
| Prior Sale | Aug 29, 2001 · Amount on Record |
| Deed Book / Page | 4911 / 299 |
| Record Updated | Oct 29, 2026 |
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 | $9,882.00 (+7.09%) | $942,620 (+26.24%) Land $640,850 Building $301,770 | $2,046,946 (+291.62%) |
| 2025 | $9,228.00 | $746,690 (-) Land $512,820 Building $233,870 | $522,683 Land $358,974 Building $163,709 |
| 2024 | $9,228.00 (+6.22%) | ||
| 2023 | $8,688.00 (+0.92%) | $746,690 (-) Land $512,820 Building $233,870 | |
| 2022 | $8,609.00 | $746,690 Land $512,820 Building $233,870 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective November 28, 2025
| FEMA Flood Zone | Zone A high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Not determined for this zone |
| Flood Insurance Requirement | Required federally backed loans |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 319 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Frontier Fiber | 5,000 / 5,000 |
May also be available: Verizon.
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