306 Thames St, Groton, CT 06340 Property Records

Groton Town property record for 306 Thames St, Groton, CT 06340

Property Summary

Property Type	Residential Multi-Family (5+ Units)
Details	5 bd · 2 ba · 2,744 sqft · built 1902
Lot Size	0.11 acres (4,792 sqft)
Owner	Company Name on Record
Last Sale	$245,000 (Oct 2021)
Tax Bill	$6,393 (2025)
Deeds & Mortgages	Dec 2025 Sale Oct 2021 Sale
Flood Zone	Zone X (minimal risk)
APN	`168918301537 E`

Property Details

APN / Parcel Number

Primary APN	`168918301537 E`
Alternative APNs	`GROT M:168918301537` `168918301537` `13047000`

Interior

Bedrooms	5 Beds
Full Baths	2 Baths
Half Baths	2 Half Baths
Stories	2 Stories
Building Area	2,744 sqft Living Area

Exterior

Year Built	Built 1902
Effective Year Built	Effective 1902
Architectural Style	Other
Exterior Material	Wood Siding
Lot Area	4,792 sqft (0.11 acres)
Loading Dock	Loading Dock
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Oil

Location & Zoning

Account Number	168918301537
Street Address	306 THAMES ST
City	GROTON
State	CT
Zip	06340-3945
Property Category	Residential
Property Type	Residential > Multi-Unit > Residential Multi-Family (5+ Units)
Local Zoning Code	WBR
Jurisdiction	GROTON CT
Township / Civil Division	GROTON
Census Block Group	2
Census Block	2023
Census Tract	702400

Owner

Source: Groton Town records, as of June 25, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	306 THAMES ST, GROTON, CT 06340-3945
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Dec 1, 2025	Warranty Deed, Transfer
Oct 7, 2021	Warranty Deed, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 7, 2021 · Amount on Record
Deed Sale	Oct 7, 2021 · Amount on Record
Prior Sale	May 21, 2010 · Amount on Record
Deed Document Number	20215096450002
Deed Book / Page	1264 / 581
Record Updated	Oct 29, 2026

December 2025: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GROTON CT
Recording Date	Dec 1, 2025
Property Address	306 THAMES ST, GROTON, CT 06340-3945
Document Number	001330-863
Book / Page	1330 / 863
Instrument Date	Dec 1, 2025
Transaction Type	Transfer
Record Updated	Dec 24, 2025

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name

October 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GROTON CT
Recording Date	Oct 7, 2021
Property Address	306 THAMES ST, GROTON, CT 06340-3945
Document Number	001264-581
Book / Page	1264 / 581
Instrument Date	Sep 22, 2021
Instrument	5096450002
Transaction Type	Transfer
Record Updated	Jul 18, 2024

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6 WILDERNESS ACRES, PRESTON, CT 06365-8052

Tax Assessment & Valuation

Source: Groton Town assessment roll, as of June 25, 2026

Property Jurisdictions

Type	Name
State	Connecticut
County Subdivision	Groton Town
Unified School District	Groton School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$6,393.00	$221,130 (-) Land $100,639 Building $120,491	$154,791 Land $70,447 Building $84,344
2024	$6,393.00 (+12.06%)
2023	$5,705.00 (+3.41%)	$221,130 (-) Land $49,000 Building $172,130
2022	$5,517.00	$221,130 Land $49,000 Building $172,130

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · above 55% of Connecticut
Wildfire Likelihood	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.

Internet Providers

Source: FCC Broadband Data Collection, based on 21 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
T-Mobile Fixed Wireless	100 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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