597 Old Dunstable Rd, Groton, MA 01450 Property Records

Middlesex County and Groton Town property record for 597 Old Dunstable Rd, Groton, MA 01450

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,695 sqft · built 1975
Lot Size	0.98 acres (42,688 sqft)
Owner	2 Individual Names on Record
Last Sale	$725,000 (Sep 2026)
Tax Bill	$8,708 (2026)
Deeds & Mortgages	Sep 2026 Sale & Mortgage Apr 2020 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`GROT M:247 B:16 L`

Property Details

APN / Parcel Number

Primary APN	`GROT M:247 B:16 L`
Alternative APNs	`GRTN M:247 B:16 L` `1314`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,695 sqft Living Area
Gross Area	3,723 sqft
1st Floor Area	1,695 sqft
Basement Area	1,656 sqft
Unfinished Basement	828 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	42,688 sqft (0.98 acres)
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	1314
Street Address	597 OLD DUNSTABLE RD
City	GROTON
State	MA
Zip	01450-1505
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RA
Legal Block	16
Jurisdiction	GROTON MA
Township / Civil Division	GROTON
Census Block Group	1
Census Block	1005
Census Tract	326102

Owner

Source: Middlesex County and Groton Town records, as of October 21, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Date	Document
Sep 30, 2026	Quit Claim Deed, Transfer · ARM EASTERN BANK
Apr 13, 2020	Deed of Trust, Mortgage · Conventional with PMI CAMBRIDGE SVGS BK
Sep 19, 2018	Deed of Trust, Mortgage · Line of Credit SANTANDER BK NA
Jan 19, 2017	Quit Claim Deed, Transfer · Conventional with PMI BERKSHIRE BK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 30, 2026 · Amount on Record
Deed Sale	Sep 30, 2026 · Amount on Record
Prior Sale	Jan 19, 2017 · Amount on Record
Deed Document Number	20262009118
Prior Transfer Date	Sep 21, 2026
Prior Transfer Doc	0002009118
Record Updated	Oct 29, 2026

September 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GROTON MA
Recording Date	Sep 30, 2026
Property Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505
Document Number	0002009118
Instrument Date	Sep 21, 2026
Instrument	20262009118
Transaction Type	Transfer
Record Updated	Oct 21, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety
Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505

Mortgage

Date	Sep 30, 2026

Lender

Name	EASTERN BANK

Agreement

Type	ARM
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Rate	6.13%
Initial Type	Adjustable Rate
Type Change Date	Oct 1, 2036
Index	Other
Margin	3
Max Rate	-1%

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GROTON MA
Property Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505
Document Number	0001840390
Instrument Date	Apr 13, 2020
Transaction Type	Mortgage
Record Updated	Jun 24, 2021
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	597 OLD DUNSTABLE RD GROTON MA 014501505, GROTON, MA 01450-1505

Mortgage

Document Number	0001840390
Date	Apr 21, 2020
Instrument	1840390

Lender

Name	CAMBRIDGE SVGS BK
Type	Bank

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Apr 20, 2050

September 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	GROTON MA
Property Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505
Document Number	0000000926
Instrument Date	Sep 19, 2018
Transaction Type	Mortgage
Record Updated	Nov 22, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	597 OLD DUNSTABLE RD GROTON MA 014501505, GROTON, MA 01450-1505

Mortgage

Document Number	0000000926
Date	Nov 2, 2018
Instrument	926

Lender

Name	SANTANDER BK NA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Nov 1, 2048

Interest

Rate Type	Adjustable Rate

January 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	GROTON MA
Recording Date	Jan 19, 2017
Property Address	597 OLD DUNSTABLE RD, GROTON, MA 01450-1505
Document Number	0001752039
Instrument Date	Jan 18, 2017
Instrument	1752039
Transaction Type	Transfer
Record Updated	Feb 9, 2017

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,618.80
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	597 OLD DUNSTABLE RD GROTON MA 014501505, GROTON, MA 01450-1505

Mortgage

Document Number	1752040
Date	Jan 19, 2017
Instrument	1752040

Lender

Name	BERKSHIRE BK
Type	Bank

Agreement

Type	Conventional with PMI
Amount	Amount Recorded
Term	360 Months
Due	Jan 18, 2047

Tax Assessment & Valuation

Source: Middlesex County and Groton Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
County Subdivision	Groton Town
Unified School District	Groton-Dunstable School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$8,708.00 (+5.94%)	$589,200 (+9.31%) Land $221,000 Building $368,200	$498,465 (-)
2025	$8,220.00 (+9.86%)	$539,000 (+8.71%) Land $210,600 Building $328,400	$498,465 (+1.57%)
2024	$7,482.00 (+5.77%)	$495,800 (+9.62%) Land $210,600 Building $285,200	$490,770
2023	$7,074.00	$452,300 Land $210,600 Building $241,700

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 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone A, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (2001)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jun 2001

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.

Wildfire

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

Wildfire Risk	Low lower than 66% of the US · above 98.9% of Massachusetts
Wildfire Likelihood	0.02% annual chance
Exposure	Direct burnable vegetation

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 46 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Verizon Fiber	980 / 880

Cell Coverage

5G (outdoors only) and 4G LTE

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