3 Aaron Rd, Lexington, MA 02421 Property Records

Middlesex County and Lexington Town property record for 3 Aaron Rd, Lexington, MA 02421

Property Summary

Property Type	Single Family Home
Details	4 bd · 4.5 ba · 4,128 sqft · built 2003
Lot Size	0.348 acres (15,167 sqft)
Owner	2 Individual Names on File
Last Sale	$2,795,000 (Jul 2025)
Tax Bill	$29,667 (2026)
Deeds & Mortgages	Mar 2026 Mortgage Mar 2021 Refinance + 3 more
Flood Zone	Zone X (minimal risk)
APN	`LEXI M:0050 L:000066`

Property Details

APN / Parcel Number

Primary APN	`LEXI M:0050 L:000066`

Interior

Bedrooms	4 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	14 Rooms
Stories	2 Stories
Building Area	4,128 sqft Living Area
Gross Area	8,781 sqft
1st Floor Area	1,950 sqft
Attic	Attic
Attic Area	1,799 sqft
Basement Area	1,926 sqft
Unfinished Basement	415 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2003
Architectural Style	Contemporary
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Asphalt
Lot Area	15,167 sqft (0.348 acres)
Deck Area	Deck Area

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	3 AARON RD
City	LEXINGTON
State	MA
Zip	02421-6801
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS
Legal Lot Number	66
Jurisdiction	LEXINGTON MA
Township / Civil Division	LEXINGTON
Census Block Group	4
Census Block	4003
Census Tract	358400

Owner

3 Aaron Rd is owned and occupied by two individuals who bought it in July 2025.

Source: Middlesex County and Lexington Town records, as of October 20, 2026

Owner of Record	2 Individual Names on File
Mailing Address	3 AARON RD, LEXINGTON, MA 02421-6801
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Tenants by the Entirety

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

Deeds, Mortgages & Sale History

Date	Document
Mar 17, 2026	Deed of Trust, Mortgage · ARM GUARANTEED RATE INC
Mar 31, 2021	Deed of Trust, Mortgage · Stand-Alone Refinance GUARANTEED RATE INC
Jul 21, 2025	Quit Claim Deed, Transfer · Stand-Alone Refinance GUARANTEED RATE INC
Mar 12, 2019	Deed of Trust, Mortgage · Line of Credit CENTURY BANK & TRUST
Aug 12, 2019	Deed of Trust, Mortgage · Stand-Alone Refinance CENTURY BANK & TRUST

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 21, 2025 · Amount on File
Deed Sale	Jul 21, 2025 · Amount on File
Deed Document Number	202585229
Deed Book / Page	84386 / 422
Prior Transfer Date	Jul 18, 2025
Prior Transfer Doc	084386-422
Record Updated	Oct 29, 2026

March 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 AARON RD, LEXINGTON, MA 02421-6801
Transaction Type	Mortgage
Record Updated	Apr 8, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	085346-504
Date	Mar 17, 2026
Book Page	85346/504
Instrument	28714

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	5.68%
Type Change Date	Apr 1, 2033
Index	Other
Margin	3

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 AARON RD, LEXINGTON, MA 02421-6801
Transaction Type	Mortgage
Record Updated	Mar 13, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	077397-371
Date	Mar 31, 2021
Book Page	77397/371
Instrument	72948

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	241 Months
Due	Apr 1, 2041

July 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LEXINGTON MA
Recording Date	Jul 21, 2025
Property Address	3 AARON RD, LEXINGTON, MA 02421-6801
Document Number	084386-422
Book / Page	84386 / 422
Instrument Date	Jul 18, 2025
Instrument	85229
Transaction Type	Transfer
Record Updated	Mar 13, 2026

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
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
Relationship	Tenants by the Entirety
Address	3 AARON RD, LEXINGTON, MA 02421-6801

Mortgage

Document Number	0000085230
Date	Jul 21, 2025
Instrument	85230

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2055

Interest

Rate Type	Adjustable Rate
Rate	6.25%
Type Change Date	Aug 1, 2035
Index	Other
Margin	3

March 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 AARON RD, LEXINGTON, MA 02421-6801
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	72319-331
Date	Mar 12, 2019
Book Page	72319/331
Instrument	29851

Lender

Name	CENTURY BANK & TRUST
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	241 Months
Due	Apr 1, 2039

August 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LEXINGTON MA
Property Address	3 AARON RD, LEXINGTON, MA 02421-6801
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	73095-197
Date	Aug 12, 2019
Book Page	73095/197
Instrument	118829

Lender

Name	CENTURY BANK & TRUST
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	181 Months
Due	Sep 1, 2034

Tax Assessment & Valuation

The 2026 property tax bill for 3 Aaron Rd was $29,667, up 5.7% from the year before.

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	$29,667.00 (+5.65%)	$2,410,000 (+4.97%) Land $937,000 Building $1,473,000	$2,625,800 (-)
2025	$28,080.00 (+1.74%)	$2,296,000 (+1.91%) Land $893,000 Building $1,403,000	$2,625,800 (+19.06%)
2024	$27,599.00 (+7.22%)	$2,253,000 (+13.79%) Land $850,000 Building $1,403,000	$2,205,520
2023	$25,740.00	$1,980,000 Land $773,000 Building $1,207,000

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

Flood

FEMA maps place 3 Aaron Rd in Zone X, an area of minimal flood risk.

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
Nearby Flood Policies	1 in force

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

The area around 3 Aaron Rd 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.

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 391 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
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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