Groton Town property record for 21 Riverview Ave, Groton, CT 06340
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,488 sqft · built 1920 |
| Lot Size | 0.24 acres (10,454 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $4,412 (2025) |
| Deeds & Mortgages | May 2021 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | GROT M:168914449710 |
| Primary APN | GROT M:168914449710 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,488 sqft Living Area |
| Basement Area | 370 sqft |
| Unfinished Basement | 370 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 10,454 sqft (0.24 acres) |
| Loading Dock | Loading Dock |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Oil |
| Account Number | 168914449710 |
|---|---|
| Street Address | 21 RIVERVIEW AVE |
| City | GROTON |
| State | CT |
| Zip | 06340-3513 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R51 |
| Jurisdiction | GROTON CT |
| Township / Civil Division | GROTON |
| Census Block Group | 2 |
| Census Block | 2018 |
| Census Tract | 702300 |
21 Riverview Ave is owned and occupied by an individual.
Source: Groton Town records, as of June 25, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21 RIVERVIEW AVE, GROTON, CT 06340-3513 |
| 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 | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GROTON CT |
| Property Address | 21 RIVERVIEW AVE, GROTON, CT 06340-3513 |
| Transaction Type | Mortgage |
| Record Updated | Oct 15, 2024 |
| Name | Verified Name |
|---|---|
| Investor | Possibly a Property Investor |
| Document Number | 001253-204 |
|---|---|
| Date | May 4, 2021 |
| Book Page | 1253/204 |
| Instrument | 5063440005 |
| Name | CHARTER OAK FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 289 Months |
| Due | Jun 1, 2045 |
The 2025 property tax bill for 21 Riverview Ave was $4,412.
Source: Groton Town assessment roll, as of June 25, 2026
| Type | Name |
|---|---|
| State | Connecticut |
| County Subdivision | Groton Town |
| Municipality | Groton City |
| Unified School District | Groton School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,412.00 | $152,600 Land $71,554 Building $81,046 | $106,820 Land $50,088 Building $56,732 |
| 2024 | $4,412.00 (+12.07%) | ||
| 2023 | $3,937.00 (+3.41%) | $152,600 (-) Land $36,820 Building $115,780 | |
| 2022 | $3,807.00 | $152,600 Land $36,820 Building $115,780 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 21 Riverview Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 20, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 21 Riverview Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 | 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 176 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 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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