Groton Town property record for 21 Circle Ave, Groton, CT 06340
| Flood Zone | Zone AE (high risk) |
|---|---|
| APN | GROT M:000000000002 |
| Primary APN | GROT M:000000000002 |
|---|
| Street Address | 21 CIRCLE AVE |
|---|---|
| City | GROTON |
| State | CT |
| Zip | 06340-5801 |
| Property Category | Other |
| Property Type | Unknown |
| Legal Description | CITY/MUNI/TWP:GROTON |
| Jurisdiction | GROTON CT |
| Township / Civil Division | GROTON |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 702600 |
Source: Groton Town records, as of October 5, 2023
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Mailing Address | 21 CIRCLE AVE, GROTON, CT 06340-5801 |
|---|---|
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Record Updated | Jun 7, 2026 |
|---|
Source: Groton Town assessment roll, as of January 31, 2023
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Groton Town |
| Municipality | Groton City |
| Unified School District | Groton School District (PK - 12) |
Source: FEMA National Flood Hazard Layer, effective September 20, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 67 policies |
| Nearby Flood Policies | 67 in force |
| Nearby Flood Claims | 74 (1978–2022) |
| Claims Outside the SFHA | 26 of 74 |
| Most Recent Claim | Dec 2022 · tidal / storm surge |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99% 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 | GROTON UTILITIES serves 30,200 people · EPA ID CT0590011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2024 |
| Lead | 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 25 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Xfinity Cable | 2,000 / 250 |
| Breezeline Cable | 1,000 / 50 |
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