20 Dewey Rd, Lexington, MA 02420 Property Records

Middlesex County and Lexington Town property record for 20 Dewey Rd, Lexington, MA 02420

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,556 sqft · built 1959
Lot Size	0.769 acres (33,485 sqft)
Owner	Individual Name on File
Last Sale	$985,000 (Jul 2021)
Tax Bill	$14,120 (2026)
Deeds & Mortgages	Jul 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`LEXI M:0087 L:00002A`

Property Details

APN / Parcel Number

Primary APN	`LEXI M:0087 L:00002A`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,556 sqft Living Area
Gross Area	2,336 sqft
1st Floor Area	1,556 sqft
Basement Area	612 sqft
Unfinished Basement	120 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1959
Effective Year Built	Effective 1959
Architectural Style	Contemporary
Exterior Material	Wood Siding
Roof Type	Gable
Roof Material	Rolled Roofing
Lot Area	33,485 sqft (0.769 acres)
Garage Type	Carport
Carport	Carport

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Street Address	20 DEWEY RD
City	LEXINGTON
State	MA
Zip	02420-1018
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RO
Legal Lot Number	2A
Jurisdiction	LEXINGTON MA
Township / Civil Division	LEXINGTON
Census Block Group	1
Census Block	1002
Census Tract	358700

Owner

20 Dewey Rd is owned and occupied by an individual who bought it in July 2021.

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

Owner of Record	Individual Name on File
Mailing Address	20 DEWEY RD, LEXINGTON, MA 02420-1018
Occupancy	Owner Occupied
Owner Type	Individual

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

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 30, 2021 · Amount on File
Deed Sale	Jul 30, 2021 · Amount on File
Prior Sale	Feb 28, 2002 · Amount on File
Prior Transfer Date	Jul 29, 2021
Prior Transfer Doc	1888941
Record Updated	Oct 29, 2026

July 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LEXINGTON MA
Recording Date	Jul 30, 2021
Property Address	20 DEWEY RD, LEXINGTON, MA 02420-1018
Document Number	1888941
Instrument Date	Jul 29, 2021
Instrument	1888941
Transaction Type	Transfer
Record Updated	Aug 18, 2021

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
Address	20 DEWEY RD, LEXINGTON, MA 02420-1018

Mortgage

Document Number	1888942
Date	Jul 30, 2021
Instrument	1888942

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2026 property tax bill for 20 Dewey Rd was $14,120, up 4.4% 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	$14,120.00 (+4.39%)	$1,147,000 (+3.71%) Land $826,000 Building $321,000	$1,174,487 (-6.13%)
2025	$13,526.00 (+6.07%)	$1,106,000 (+6.24%) Land $787,000 Building $319,000	$1,251,150 (+6.65%)
2024	$12,752.00 (+4.35%)	$1,041,000 (+10.74%) Land $750,000 Building $291,000	$1,173,155
2023	$12,220.00	$940,000 Land $682,000 Building $258,000

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

Flood

FEMA maps place 20 Dewey Rd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
Flood Insurance Cost	Premium on File median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	1 (2010)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Mar 2010 · Severe Storms And Flooding

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

Wildfire risk around 20 Dewey Rd is low, with less than 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 94% of the US · lower than 86% 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 120 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber	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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