Groton Town property record for 256 Thames St, Groton, CT 06340
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 3 bd · 2 ba · 4,429 sqft · built 1900 |
| Lot Size | 0.08 acres (3,485 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,992 (2025) |
| Deeds & Mortgages | Jun 2019 Mortgage Jul 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | GROT M:168918219023 |
| Primary APN | GROT M:168918219023 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 4 Units |
| Stories | 3 Stories |
| Building Area | 4,429 sqft Gross Area |
| Basement Area | 1,363 sqft |
| Unfinished Basement | 1,363 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Exterior Material | Wood Siding |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 3,485 sqft (0.08 acres) |
| Heating System | Hot Water |
|---|
| Account Number | 168918219023 |
|---|---|
| Street Address | 256 THAMES ST |
| City | GROTON |
| State | CT |
| Zip | 06340-3991 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | WBR |
| Jurisdiction | GROTON CT |
| Township / Civil Division | GROTON |
| Census Block Group | 2 |
| Census Block | 2025 |
| Census Tract | 702400 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Groton Bank Historic District listed 1983 · 120 contributing resources · NRIS 83001287 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
256 Thames St, a commercial property, is owned by a company.
Source: Groton Town records, as of June 25, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 193 THAMES ST, GROTON, CT 06340-3630 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jun 27, 2019 | Deed of Trust, Mortgage CHERRYWOOD MTG LLC |
| Jul 17, 2017 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | GROTON CT |
| Property Address | 256 THAMES ST, GROTON, CT 06340-3991 |
| Document Number | 1216-815 |
| Instrument Date | Jun 27, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Apr 14, 2020 |
| Title Company | UNKNOWN |
| Additional |
|
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 256 THAMES ST GROTON CT 063403916, GROTON, CT 06340-3916 |
| Document Number | 1216-815 |
|---|---|
| Date | Jun 27, 2019 |
| Book Page | 001216/000815 |
| Instrument | 4952030024 |
| Name | CHERRYWOOD MTG LLC |
|---|
| Amount | Amount on Record |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | GROTON CT |
| Recording Date | Jul 17, 2017 |
| Property Address | 256 THAMES ST, GROTON, CT 06340-3991 |
| Document Number | 1186-554 |
| Book / Page | 001186 / 000554 |
| Instrument Date | Jul 13, 2017 |
| Instrument | 483221 |
| Transaction Type | Transfer |
| Record Updated | Aug 8, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 193 THAMES ST GROTON CT 063403630, GROTON, CT 06340-3630 |
The 2025 property tax bill for 256 Thames St was $4,992.
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 | $4,992.00 | $172,690 Land $116,487 Building $56,203 | $120,883 Land $81,541 Building $39,342 |
| 2024 | $4,992.00 (+12.05%) | ||
| 2023 | $4,455.00 (+3.39%) | $172,690 (-) Land $92,400 Building $80,290 | |
| 2022 | $4,309.00 | $172,690 Land $92,400 Building $80,290 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 256 Thames St 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 September 20, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone VE, 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.
The area around 256 Thames St 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 85 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 |
| Starlink Satellite | 280 / 30 |
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