3 Cornerstone Way, Lexington, MA 02420 Property Records

Middlesex County and Lexington Town property record for 3 Cornerstone Way, Lexington, MA 02420

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 3,213 sqft · built 2012
Lot Size	0.518 acres (22,575 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,469,000 (Jul 2013)
Tax Bill	$29,692 (2026)
Deeds & Mortgages	May 2021 Mortgage Sep 2021 Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`LEXI M:0047 L:00085A`

Property Details

APN / Parcel Number

Primary APN	`LEXI M:0047 L:00085A`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	3,213 sqft Living Area
Gross Area	6,336 sqft
1st Floor Area	1,641 sqft
Attic	Attic
Attic Area	1,416 sqft
Basement Area	951 sqft
Unfinished Basement	726 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2012
Effective Year Built	Effective 2012
Architectural Style	Contemporary
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Shingle
Lot Area	22,575 sqft (0.518 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	3 CORNERSTONE WAY
City	LEXINGTON
State	MA
Zip	02420-1848
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RO
Legal Lot Number	85A
Jurisdiction	LEXINGTON MA
Township / Civil Division	LEXINGTON
Census Block Group	1
Census Block	1011
Census Tract	358500

Owner

Source: Middlesex County and Lexington Town records, as of October 20, 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	3 CORNERSTONE WAY, LEXINGTON, MA 02420-1848
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 14, 2021	Deed of Trust, Mortgage · ARM GUARANTEED RATE INC
Sep 27, 2021	Deed of Trust, Mortgage · Line of Credit CITIZENS BANK
Sep 27, 2021	Deed of Trust, Mortgage · Line of Credit CITIZENS BANK
Jun 20, 2017	Deed of Trust, Mortgage LOANDEPOT.COM LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 31, 2013 · Amount on Record
Deed Sale	Jul 31, 2013 · Amount on Record
Prior Sale	Jul 31, 2013 · Amount on Record
Deed Book / Page	62364 / 356
Transfer Doc	6236000356
Record Updated	Oct 29, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 CORNERSTONE WAY, LEXINGTON, MA 02420-1848
Transaction Type	Mortgage
Record Updated	Apr 2, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	077780-440
Date	May 14, 2021
Book Page	77780/440
Instrument	110804

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.88%
Type Change Date	Jun 1, 2028
Index	Other
Margin	3

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 CORNERSTONE WAY, LEXINGTON, MA 02420-1848
Transaction Type	Mortgage
Record Updated	Apr 2, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Investor	Possibly a Property Investor

Mortgage

Document Number	078778-120
Date	Sep 27, 2021
Book Page	78778/120
Instrument	212798

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Oct 1, 2046

Interest

Rate Type	Adjustable Rate

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 CORNERSTONE WAY, LEXINGTON, MA 02420-1848
Transaction Type	Mortgage
Record Updated	Oct 15, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	78778-120
Date	Sep 27, 2021
Book Page	78778/120
Instrument	212798

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Oct 1, 2046

Interest

Rate Type	Adjustable Rate

June 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 CORNERSTONE WAY, LEXINGTON, MA 02420-1848
Document Number	69496-264
Book / Page	069496 / 000264
Instrument Date	Jun 20, 2017
Transaction Type	Mortgage
Record Updated	Jul 18, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife

Mortgage

Document Number	69496-264
Date	Jun 26, 2017
Book Page	069496/000264
Instrument	97254

Lender

Name	LOANDEPOT.COM LLC
Type	Funding / Finance Company

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Jun 25, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.75%

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$29,692.00 (+3.22%)	$2,412,000 (+2.55%) Land $1,108,000 Building $1,304,000	$2,485,201 (-2%)
2025	$28,765.00 (+7.08%)	$2,352,000 (+7.25%) Land $1,111,000 Building $1,241,000	$2,536,025 (+4.11%)
2024	$26,864.00 (+6.46%)	$2,193,000 (+12.98%) Land $899,000 Building $1,294,000	$2,435,800
2023	$25,233.00	$1,941,000 Land $817,000 Building $1,124,000

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
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 12 policies
Nearby Flood Policies	12 in force
Nearby Flood Claims	15 (1982–2010)
Claims Outside the SFHA	8 of 15
Most Recent Claim	Apr 2010 · Severe Storms And Flooding
Claims by Event	Severe Storms And Flooding, Apr 2010 · 7 claims Severe Storms And Flooding, Mar 2001 · 3 claims

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 98% of the US · lower than 96% of Massachusetts
Wildfire Likelihood	Under 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	LEXINGTON WATER DEPT. (MWRA) serves 34,074 people · EPA ID MA3155000
Water Source	Purchased surface water from MWRA
Last State Inspection	Sep 2023
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	2 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 177 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50

Cell Coverage

5G (outdoors only) and 4G LTE

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