189 Thames St, Groton, CT 06340 Property Records

Groton Town property record for 189 Thames St, Groton, CT 06340

Property Summary

Property Type	Residential Multi-Family (5+ Units)
Details	5 bd · 4 ba · 2,127 sqft · built 1817
Lot Size	0.155 acres (6,752 sqft)
Owner	Company Name on File
Last Sale	$180,000 (Sep 2019)
Tax Bill	$5,215 (2025)
Deeds & Mortgages	Mar 2026 Mortgage Aug 2020 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`GROT M:168918217619`

Property Details

APN / Parcel Number

Primary APN	`GROT M:168918217619`
Alternative APNs	`168918217619` `13168000`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Total Rooms	9 Rooms
Units	4 Units
Stories	2 Stories
Building Area	2,127 sqft Living Area
Basement Area	493 sqft
Unfinished Basement	493 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1817
Effective Year Built	Effective 1817
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	6,752 sqft (0.155 acres)
Loading Dock	Loading Dock

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Oil

Location & Zoning

Account Number	168918217619
Street Address	189 THAMES ST
City	GROTON
State	CT
Zip	06340-3630
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	2006
Census Tract	702400

Owner

189 Thames St, a residential property, is owned by a company that bought it in September 2019.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on File
Mailing Address	193 THAMES ST, GROTON, CT 06340-3630
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Mar 26, 2026	Deed of Trust, Mortgage NWC LLC
Aug 26, 2020	Warranty Deed, Transfer UNKNOWN
Sep 13, 2019	Warranty Deed, Transfer · Stand-Alone First Mortgage NORTHBOROUGH CAPITAL PARTNERS LLC
Sep 3, 2019	Foreclosure UNKNOWN

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 13, 2019 · Amount on File
Deed Sale	Sep 13, 2019 · Amount on File
Prior Sale	Sep 3, 2019
Deed Document Number	20194963510002
Deed Book / Page	1220 / 251
Record Updated	Oct 29, 2026

March 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GROTON CT
Property Address	189 THAMES ST, GROTON, CT 06340-3630
Transaction Type	Mortgage
Record Updated	Apr 15, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	001335-650
Date	Mar 26, 2026
Book Page	1335/650
Instrument	5347330010

Lender

Name	NWC LLC

Agreement

Amount	Amount on Record
Term	13 Months
Due	Apr 1, 2027

August 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GROTON CT
Recording Date	Aug 26, 2020
Property Address	189 THAMES ST, GROTON, CT 06340-3630
Document Number	1236-992
Book / Page	001236 / 000992
Instrument Date	Jul 21, 2020
Transaction Type	Transfer
Record Updated	Sep 15, 2020
Title Company	UNKNOWN

Transaction

Tax	$0.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	193 THAMES ST GROTON CT 063403630, GROTON, CT 06340-3630

September 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	GROTON CT
Recording Date	Sep 13, 2019
Property Address	189 THAMES ST, GROTON, CT 06340-3630
Document Number	1220-251
Book / Page	1220 / 251
Instrument Date	Sep 9, 2019
Instrument	4963510002
Transaction Type	Transfer
Record Updated	Oct 1, 2021

Transaction

Amount	Amount on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Lis Pendens Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	193 THAMES ST, GROTON, CT 06340-3630

Mortgage

Document Number	4963530035
Date	Sep 13, 2019
Instrument	4963530035

Lender

Name	NORTHBOROUGH CAPITAL PARTNERS LLC

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Interest

Type Change Date	Oct 1, 2020

September 2019: Foreclosure

Document Type	Foreclosure
Jurisdiction	GROTON CT
Recording Date	Sep 3, 2019
Property Address	189 THAMES ST, GROTON, CT 06340-3630
Document Number	1219-903
Book / Page	001219 / 000903
Instrument Date	Aug 29, 2019
Transaction Type	Foreclosure
Record Updated	Sep 24, 2019
Title Company	UNKNOWN

Transaction

Tax	$0.00

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	189 THAMES ST GROTON CT 063403630, GROTON, CT 06340-3630

Tax Assessment & Valuation

The 2025 property tax bill for 189 Thames St was $5,215.

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	$5,215.00	$180,390 Land $111,251 Building $69,139	$126,273 Land $77,876 Building $48,397
2024	$5,215.00 (+12.05%)
2023	$4,654.00 (+3.4%)	$180,390 (-) Land $81,620 Building $98,770
2022	$4,501.00	$180,390 Land $81,620 Building $98,770

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

Flood

FEMA maps place 189 Thames St 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.

Wildfire

Wildfire risk around 189 Thames St is low, with a 0.01% annual chance of 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	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	AQUARION-MYSTIC private · serves 10,788 people · EPA ID CT1370011
Water Source	Surface water
Last State Inspection	Nov 2025
Lead	Under 1 ppb (2026) action level 15 ppb

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 173 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Breezeline Cable	1,000 / 50
T-Mobile Fixed Wireless	100 / 20

May also be available: Frontier.

Cell Coverage

5G (outdoors only) and 4G LTE

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