OFF MARKET

Off Market Dec 2016 for $1.8M

$3,108,768

Est. refi paymentEst. refi $695/mo

•

6,074

sq ft

18 Walnut St, Lexington, MA 02421

About this home

Spectacular one-year young 6,074sf Colonial with top-of-line designer finishes and amenities. Fabulous quartzite and Thermador Kitchen with 5-seat island. Exciting open floor plan includes 5 Bedrooms, 4 1/2 Baths. First floor Guest Bedroom or Library, stunning over-sized Master Suite, and walk-up third floor prepped for future additional 3-room Suite. Walk-out Lower Level offers smashing Game Room/Home Theater with Wet Bar, and handsome Office. Amenities include surround sound speakers, backup generator, video intercom, and two fireplaces. Exquisite built-ins, dark stained oak flooring and wainscoting throughout hallways and the Master Suite. Fenced lush grounds with stone retaining walls, mature trees, spacious Patio, and ideal space for a future swimming pool. Absolute luxury in a perfect commuter location with quick access to Routes 2/128, Boston, and Cambridge.

Single-familyProperty Type

2015Year Built

0.4 acresLot Size

$512Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Elizabeth Crampton • Coldwell Banker Residential Brokerage - Lexington

Bought with Nicole Magun • The Attias Group, LLC

Redfin checked: a few seconds ago

•Source:MLS PIN #72077532

Redfin Estimate

$3,108,768

$1.2M since sold in December 2016$123K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 16.5% higher than the average sale price ($2.67M) of 5 comparable homes.

SOLD APR 17, 2026
$2,345,000
A
5 beds4.5 baths4,743 sq ft
14 Benjamin Rd, Lexington, MA 02421
SOLD FEB 26, 2026
$2,666,000
B
5 beds4.5 baths4,501 sq ft
10 Luongo Farm Ln, Lexington, MA 02421
SOLD JAN 28, 2026
$2,150,000
C
5 beds4 baths6,204 sq ft
116 Raffaele Dr, Waltham, MA 02452
SOLD NOV 17, 2025
$3,030,000
D
6 beds6.5 baths6,626 sq ft
37 Philip Rd, Lexington, MA 02421
SOLD FEB 13, 2026
$3,150,000
E
6 beds7.5 baths6,052 sq ft
45 Webster Rd, Lexington, MA 02420

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Earn from this home

Sell

$1,748,697

Est. take-home

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Refinance

Est. cash available

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Rent

$7,943/mo

Redfin rental estimate

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Market trends in 02421, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.4%

0.7% MoM

Median sale price

$1.7M

$12K MoM

Avg. days on market

22d

3 days MoM

Recently sold homes

26 MoM

New listings for sale

EARLY ACCESS
$1,850,000
5 beds4 baths3,981 sq ft
32 Webster Rd, Lexington, MA 02421
EARLY ACCESS
$889,000
3 beds2 baths2,682 sq ft
12 Watertown St, Lexington, MA 02421
$1,389,000
4 beds3 baths2,392 sq ft
184 Concord Ave, Lexington, MA 02421
$2,850,000
5 beds4 baths5,024 sq ft
209 Waltham St, Lexington, MA 02421
$2,395,000
4 beds4.5 baths4,376 sq ft
171 Lincoln St, Lexington, MA 02421
3D WALKTHROUGH
$989,000
3 beds1.5 baths1,372 sq ft
1 Constitution Rd, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 18 Walnut St

Date

Event

Price

MLS PIN #72077532

Dec 1, 2016

Sold

$1,899,000

$313/sq ft

Nov 16, 2016

Pending

—

Oct 5, 2016

Listed

$1,950,000

$321/sq ft

MLS PIN #71811767

May 29, 2015

Sold

$1,870,000

$308/sq ft

May 7, 2015

Pending

—

Apr 6, 2015

Listed

$1,850,000

$305/sq ft

+25

NEW CONSTRUCTION 2015 completed by Master Builder. Gracious 5-bedroom, 4.5 bathroom +/-6,074 square-foot LUXURY Home, boasting handsome exterior and interior. Open Living spaces ideal for formal & informal entertaining. Beautiful hardwood floors, lovely details, excellent sun exposures, 2 gas fireplaces. Chef’s kitchen features a large island, top of the line appliances and quartzite counters. Spacious master bedroom suite with Gas fireplace, Custom Dressing Room, Luxury Bath with Steam Shower & Whirlpool Freestanding tub. Experience AMC cinema in your own fantastic theater! Central HVAC. Ample storage. Walk out to spectacular professionally landscaped lawn. A bonus 1,091 sf semi-finished attic space ready for another bedroom suite and conference room. Commuter’s dream location – minutes to Route 2 or I95. Location and amenities combine to make this one of this season’s finest offerings. Open 2:30-4 pm Sun. More info available at property website.

Public Records

Aug 1, 1981

Sold

$110,000

$18/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$37,225 (+5.7%)

$924,000 + $2,100,000

$3,024,000

2025

$35,210 (+3.1%)

$880,000 + $1,999,000

$2,879,000

2024

$34,165 (+9.1%)

$838,000 + $1,951,000

$2,789,000

2023

$31,317 (+2.7%)

$762,000 + $1,647,000

$2,409,000

2022

$30,484 (−0.8%)

$693,000 + $1,516,000

$2,209,000

2021

$30,723 (+8.3%)

$631,000 + $1,504,000

$2,135,000

2020

$28,381 (+2.0%)

$631,000 + $1,389,000

$2,020,000

2019

$27,816

$601,000 + $1,369,000

$1,970,000

2018

$27,814 (+1.7%)

$639,000 + $1,306,000

$1,945,000

2017

$27,357 (+24.8%)

$609,000 + $1,279,000

$1,888,000

2016

$21,929 (+192.1%)

$579,000 + $923,000

$1,502,000

2014

$7,507 (+4.0%)

$383,000 + $101,000

$484,000

2013

$7,220 (+1.5%)

$383,000 + $92,000

$475,000

2012

$7,111 (+4.0%)

$383,000 + $92,000

$475,000

2011

$6,840 (+3.9%)

$381,000 + $94,000

$475,000

2010

$6,584 (+2.6%)

$381,000 + $94,000

$475,000

2009

$6,420

$401,000 + $94,000

$495,000

Tax history for 18 Walnut St

Year

Property tax

Land + Additions

Assessment*

2026

$37,225 (+5.7%)

$924,000 + $2,100,000

$3,024,000

2025

$35,210 (+3.1%)

$880,000 + $1,999,000

$2,879,000

2024

$34,165 (+9.1%)

$838,000 + $1,951,000

$2,789,000

2023

$31,317 (+2.7%)

$762,000 + $1,647,000

$2,409,000

2022

$30,484 (−0.8%)

$693,000 + $1,516,000

$2,209,000

2021

$30,723 (+8.3%)

$631,000 + $1,504,000

$2,135,000

2020

$28,381 (+2.0%)

$631,000 + $1,389,000

$2,020,000

2019

$27,816

$601,000 + $1,369,000

$1,970,000

2018

$27,814 (+1.7%)

$639,000 + $1,306,000

$1,945,000

2017

$27,357 (+24.8%)

$609,000 + $1,279,000

$1,888,000

2016

$21,929 (+192.1%)

$579,000 + $923,000

$1,502,000

2014

$7,507 (+4.0%)

$383,000 + $101,000

$484,000

2013

$7,220 (+1.5%)

$383,000 + $92,000

$475,000

2012

$7,111 (+4.0%)

$383,000 + $92,000

$475,000

2011

$6,840 (+3.9%)

$381,000 + $94,000

$475,000

2010

$6,584 (+2.6%)

$381,000 + $94,000

$475,000

2009

$6,420

$401,000 + $94,000

$495,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Permits

Beds

Baths

4.5

Stories

Lot width

—

Lot depth

—

Lot size

0.4 Acres

Year renovated

—

Sq. Ft.

5,561

Year built

2014

Style

Single Family Residential

County

Middlesex County

APN

861239S

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 29, 2026.

Property details

Parking

Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Parking Spaces: 5
AttachedGarageYN: Yes
Parking Features: Attached, Under, Garage Door Opener, Insulated, Paved Drive, Off Street

Interior

Master Bedroom Information
Area: 440
Length: 22
Width: 20
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Closet/Cabinets - Custom Built,Flooring - Hardwood,Flooring - Stone/Ceramic Tile,Hot Tub / Spa,Dressing Room,Recessed Lighting

Bedroom #2 Information
Area: 221
Length: 17
Width: 13
Level: Second
Features: Closet,Flooring - Hardwood,Wainscoting

Bedroom #3 Information
Area: 169
Length: 13
Width: 13
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #4 Information
Area: 208
Length: 16
Width: 13
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood,Flooring - Stone/Ceramic Tile

Bedroom #5 Information
Area: 216
Length: 18
Width: 12
Level: First
Features: Bathroom - Full,Closet,Closet/Cabinets - Custom Built,Flooring - Hardwood

Bathroom Information
# of Bathrooms (Full): 4
# of Bathrooms (Half): 2
Master Bathroom Features: Yes

Bathroom #1 Information
Area: 238
Length: 17
Width: 14
Level: First
Features: Bathroom - Full,Bathroom - Tiled With Tub & Shower,Closet,Flooring - Stone/Ceramic Tile,Countertops - Stone/Granite/Solid,Recessed Lighting,Steam / Sauna

Bathroom #2 Information
Area: 72
Length: 9
Width: 8
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile,Double Vanity

Bathroom #3 Information
Area: 56
Length: 8
Width: 7
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile

Living Room Information
Area: 221
Length: 17
Width: 13
Level: Main,First
Features: Flooring - Hardwood,Open Floorplan,Recessed Lighting,Wainscoting

Family Room Information
Area: 475
Length: 25
Width: 19
Level: Main,First
Features: Flooring - Hardwood,Exterior Access,Open Floorplan,Recessed Lighting

Dining Room Information
Area: 221
Length: 17
Width: 13
Level: Main,First
Features: Flooring - Hardwood,Open Floorplan,Recessed Lighting

Kitchen Information
Area: 361
Length: 19
Width: 19
Level: Main,First
Features: Flooring - Hardwood,Dining Area,Pantry,Countertops - Stone/Granite/Solid,Countertops - Upgraded,Kitchen Island,Wet Bar,Breakfast Bar / Nook

Office Room Information
Area: 256
Length: 16
Width: 16
Level: Basement
Features: Closet,French Doors,Recessed Lighting

Basement Information
Basement: Full, Finished, Walk-Out Access, Interior Entry, Garage Access

Laundry Information
Laundry Dimen: 13X9
Laundry Features: Closet/Cabinets - Custom Built, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Electric Dryer Hookup, Washer Hookup, Second Floor, Gas Dryer Hookup

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 2
Fireplace Features: Family Room, Living Room, Master Bedroom

Appliances
Other Equipment: Intercom

Interior Features
# of Rooms (Total): 11
Door Features: French Doors
Window Features: Screens
Flooring: Tile, Hardwood, Flooring - Wall to Wall Carpet, Flooring - Stone/Ceramic Tile, Flooring - Hardwood
Interior Features: Recessed Lighting, Bathroom - Half, Wet Bar, Closet, Open Floorplan, Wainscoting, Bathroom - Full, Ceiling Fan(s), Media Room, Game Room, Home Office, Foyer, Vestibule, Bathroom, Central Vacuum, Wet Bar, Walk-Up Attic

Exterior

Building Information
Building Area (Total): 6,074
Foundation Details: Concrete Perimeter
Construction Materials: Frame
Year Built Source: Builder
Year Built Details: Actual
Color: Soft Grey
Lead Paint: None

Exterior Features
Fencing: Fenced
Roof: Asphalt/Composition Shingles
Patio And Porch Features: Patio
Exterior Features: Patio, Rain Gutters, Professional Landscaping, Sprinkler System, Decorative Lighting, Screens, Fenced Yard, Drought Tolerant/Water Conserving Landscaping, Stone Wall

Property Information
PropertySubType: Single Family Residence
Green Water Conservation: Water-Smart Landscaping
Security Features: Security System

Lot Information
Lot Size (Acres): 0.4
Lot Features: Gentle Sloping
Frontage Length: 125
Road Frontage Type: Public
Road Responsibility: Public Maintained Road

Financial

Tax Information
Tax Annual Amount: $27,448
Tax Year: 2016

Utilities

Utility Information
Utilities: for Gas Range, for Gas Dryer, Washer Hookup, Icemaker Connection
Sewer: Public Sewer
Water Source: Public
Electric: 220 Volts, Circuit Breakers, 200+ Amp Service

Heating & Cooling
Has Heating
Has Cooling
Heating: Propane, Hydro Air, ENERGY STAR Qualified Equipment
Cooling: Central Air, ENERGY STAR Qualified Equipment

Location

Location Information
Directions: Waltham Street to Concord Ave to Walnut Street
UnparsedAddress: 18 Walnut Street, Lexington MA 02421

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Pool, Walk/Jog Trails, Golf, Bike Path, Conservation Area, Highway Access, Private School, Public School

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 5,561
Stories: 2.0
Lot Size: 0.4 acres
Style: Single Family Residential
Year Built: 2014
Year Renovated: —
County: Middlesex County
APN: 861239S

Home facts updated by county records on Jul 29, 2026

Other

Miscellaneous Information
Heat Zones: 5

Listing Information
Exclusions: Washer, Dryer, Family Room Tv
StandardStatus: Closed

Around this home

Schools

Bowman Elementary School

Public K-5 • Assigned • 0.6mi

10/10

Jonas Clarke Middle School

Public 6-8 • Assigned • 1.2mi

10/10

Lexington High School

Public 9-12 • Assigned • 2.1mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Lexington continues to be a competitive Seller's market driven by its historic appeal & location. With buildable land exhausted, true inventory growth is very constrained; development mostly replaces existing homes. New zoning laws will eventually...
2 months ago • Lexington
Benjamin Ginsburg
Redfin Premier agent
152 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 96° expected this year, 15 days in 30 years

6/10 Wind Factor

50% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Lexington, MA • 02421

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.95M – $3.58M

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Home values near 18 Walnut St

Data from public records.

Address	Redfin Estimate
7 Walnut Street, Lexington, MA 3 Beds \| 1.5 Baths \| 1530 Sq. Ft.	$1,128,729
14 Walnut Street, Lexington, MA 4 Beds \| 3 Baths \| 2535 Sq. Ft.	$1,788,505

Address	Redfin Estimate
11 Walnut Street, Lexington, MA 5 Beds \| 5.5 Baths \| 5052 Sq. Ft.	$2,538,850
10 Walnut Street, Lexington, MA 3 Beds \| 2 Baths \| 2172 Sq. Ft.	$1,283,681

Address	Redfin Estimate
20 Walnut Street, Lexington, MA 5 Beds \| 4.5 Baths \| 6982 Sq. Ft.	$2,619,915
19 Walnut Street, Lexington, MA 5 Beds \| 2 Baths \| 2300 Sq. Ft.	$1,633,645

Property information provided by MLS PIN when last listed in 2016. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 02421, MA

Sale history for 18 Walnut St

Tax history for 18 Walnut St

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02421

Home values near 18 Walnut St

More real estate resources