Off Market Jun 2024 for $2.5M

$2,877,764

Est. refi paymentEst. refi $1,054/mo

•

4,645

sq ft

20 Welch Rd, Lexington, MA 02421

About this home

Location! This handsome stone front NEW HOME w/ clean & modern finishes, practical & thoughtful layout, elegant design elements, offers a complete package for your modern living. 6 BR, 5.5 BA, 2 car garage. Some of the key features: 1st floor open floor plan enhanced with a state-of-the-art kitchen with high-end appliances, linear fireplace and integrated eating area; a private guest bedroom/office with full bath, pantry, wet bar, mudroom, and a half bath; The 2nd FL has 4 BRs and 3 full BAs, w/ all walk-in closets. Luxurious primary suite w/ walk in closet and a remarkable bath. The lower-level features 9’ ceilings, bright spaces with glass doors & tall windows; entertainment area w/ wet bar, a full bath, and the 6th bedroom (which can be used as gym/office). Smart home technology throughout and electric car charger installed. Superb location w/ a short walk to Maria Hastings Elementary school, town center and close to major highway! May/June 2024 Occupancy.

Single-familyProperty Type

2024Year Built

7,500 sq ftLot Size

$620Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Jenny Ye • Zhensight Realty LLC

Bought with Alina Wang Team • Coldwell Banker Realty - New England Home Office

Redfin checked: a few seconds ago

•Source:MLS PIN #73190660

Redfin Estimate

$2,877,764

$288K since sold in June 2024$60K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 22.1% higher than the average sale price ($2.36M) of 6 comparable homes.

SOLD MAY 7, 2026
$2,537,500
A
5 beds4.5 baths4,274 sq ft
16 Estabrook Rd, Lexington, MA 02420
SOLD APR 7, 2026
$2,650,000
B
6 beds5.5 baths4,531 sq ft
24 Deering Ave, Lexington, MA 02421
SOLD JUL 31, 2026
$2,400,000
C
5 beds5 baths4,250 sq ft
17 Hamilton Rd, Lexington, MA 02420
SOLD DEC 22, 2025
$2,100,000
D
6 beds5 baths4,029 sq ft
50 School St, Lexington, MA 02421
SOLD MAY 22, 2026
$2,200,000
E
5 beds4.5 baths4,314 sq ft
671 Marrett Rd, Lexington, MA 02421
SOLD DEC 9, 2025
$2,250,000
F
5 beds5.5 baths4,590 sq ft
2520 Massachusetts Ave, Lexington, MA 02420

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Earn from this home

Sell

$745,142

Est. take-home

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Refinance

Est. cash available

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Rent

$7,837/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

3D WALKTHROUGH
$999,000
3 beds1.5 baths1,372 sq ft
1 Constitution Rd, Lexington, MA 02421
3D WALKTHROUGH
$3,195,000
7 beds5 baths5,114 sq ft
16 Middleby Rd, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 20 Welch Rd

Date

Event

Price

MLS PIN #73190660

Jun 17, 2024

Sold

$2,590,000

$558/sq ft

Mar 14, 2024

Contingent

—

Jan 4, 2024

Listed

$2,599,000

$560/sq ft

RENT. #1

Aug 1, 2022

Price Changed

$2,000

$0/sq ft

MLS PIN #70188850

Aug 16, 2005

Sold

$540,000

$116/sq ft

May 18, 2005

Listing Removed

—

May 9, 2005

Listed

$549,900

$118/sq ft

Public Records

Nov 30, 1992

Sold

$220,800

$48/sq ft

Public Records

Nov 30, 1989

Sold

$217,000

$47/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$29,372 (+5.0%)

$825,000 + $1,561,000

$2,386,000

2025

$27,982 (+167.8%)

$786,000 + $1,502,000

$2,288,000

2024

$10,449 (+2.0%)

$608,000 + $245,000

$853,000

2023

$10,244 (+5.0%)

$552,000 + $236,000

$788,000

2022

$9,757 (+1.8%)

$502,000 + $205,000

$707,000

2021

$9,584 (+3.8%)

$478,000 + $188,000

$666,000

2020

$9,231 (+6.1%)

$478,000 + $179,000

$657,000

2019

$8,698 (+4.9%)

$455,000 + $161,000

$616,000

2018

$8,294 (+9.0%)

$434,000 + $146,000

$580,000

2017

$7,607 (−7.6%)

$400,000 + $125,000

$525,000

2016

$8,234 (+16.9%)

$381,000 + $183,000

$564,000

2014

$7,042 (+5.1%)

$308,000 + $146,000

$454,000

2013

$6,703 (+5.6%)

$308,000 + $133,000

$441,000

2012

$6,347 (+3.7%)

$291,000 + $133,000

$424,000

2011

$6,120 (+3.9%)

$291,000 + $134,000

$425,000

2010

$5,891 (+3.2%)

$291,000 + $134,000

$425,000

2009

$5,707

$306,000 + $134,000

$440,000

Tax history for 20 Welch Rd

Year

Property tax

Land + Additions

Assessment*

2026

$29,372 (+5.0%)

$825,000 + $1,561,000

$2,386,000

2025

$27,982 (+167.8%)

$786,000 + $1,502,000

$2,288,000

2024

$10,449 (+2.0%)

$608,000 + $245,000

$853,000

2023

$10,244 (+5.0%)

$552,000 + $236,000

$788,000

2022

$9,757 (+1.8%)

$502,000 + $205,000

$707,000

2021

$9,584 (+3.8%)

$478,000 + $188,000

$666,000

2020

$9,231 (+6.1%)

$478,000 + $179,000

$657,000

2019

$8,698 (+4.9%)

$455,000 + $161,000

$616,000

2018

$8,294 (+9.0%)

$434,000 + $146,000

$580,000

2017

$7,607 (−7.6%)

$400,000 + $125,000

$525,000

2016

$8,234 (+16.9%)

$381,000 + $183,000

$564,000

2014

$7,042 (+5.1%)

$308,000 + $146,000

$454,000

2013

$6,703 (+5.6%)

$308,000 + $133,000

$441,000

2012

$6,347 (+3.7%)

$291,000 + $133,000

$424,000

2011

$6,120 (+3.9%)

$291,000 + $134,000

$425,000

2010

$5,891 (+3.2%)

$291,000 + $134,000

$425,000

2009

$5,707

$306,000 + $134,000

$440,000

*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

5.5

Stories

Lot width

—

Lot depth

—

Lot size

7,405 Sq. Ft.

Year renovated

—

Sq. Ft.

3,521

Year built

2023

Style

Single Family Residential

County

Middlesex County

APN

3634846S

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 30, 2026.

May 22, 2023 • Final

Trench permit per mgl c 82a, jackie's law

Perform an emergency repair of a sewer lateral. Address a recurring issue in the front yard that was previously unidentified.

Gas

Plumbing

Apr 21, 2023 • Final

Sewer

Perform an emergency repair of a sewer lateral. Address a recurring issue in the front yard that was previously unidentified.

Plumbing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Has Garage
# of Garage Spaces: 2
# of Covered Spaces: 2
Parking Spaces: 6
AttachedGarageYN: Yes
Parking Features: Attached, Off Street

Interior

Master Bedroom Information
Area: 500
Length: 20
Width: 25
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood,Tray Ceiling(s)

Bedroom #2 Information
Area: 180
Length: 15
Width: 12
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood

Bedroom #3 Information
Area: 165
Length: 15
Width: 11
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood

Bedroom #4 Information
Area: 220
Length: 20
Width: 11
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood

Bedroom #5 Information
Area: 156
Length: 13
Width: 12
Level: First
Features: Bathroom - Full,Closet,Flooring - Hardwood

Bathroom Information
# of Bathrooms (Full): 5
# of Bathrooms (Half): 1
Master Bathroom Features: Yes

Bathroom #1 Information
Area: 66
Length: 11
Width: 6
Level: First
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile

Bathroom #2 Information
Area: 156
Length: 12
Width: 13
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile

Bathroom #3 Information
Area: 81
Length: 9
Width: 9
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile

Living Room Information
Area: 168
Length: 14
Width: 12
Level: First
Features: Flooring - Hardwood,Crown Molding

Family Room Information
Area: 225
Length: 15
Width: 15
Level: First
Features: Flooring - Hardwood,Crown Molding

Dining Room Information
Area: 132
Length: 11
Width: 12
Level: First
Features: Flooring - Hardwood,Crown Molding

Kitchen Information
Area: 266
Length: 14
Width: 19
Level: First
Features: Flooring - Hardwood,Kitchen Island,Open Floorplan

Basement Information
Basement: Full, Finished, Walk-Out Access

Laundry Information
Laundry Dimen: 9X6
Laundry Features: Flooring - Stone/Ceramic Tile, Second Floor, Washer Hookup

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 1
Fireplace Features: Family Room

Interior Features
# of Rooms (Total): 11
Window Features: Insulated Windows, Storm Window(s)
Flooring: Tile, Hardwood, Flooring - Stone/Ceramic Tile
Interior Features: Bathroom - Full, Bathroom, Central Vacuum

Exterior

Building Information
Building Area (Total): 4,645
Foundation Details: Concrete Perimeter
Construction Materials: Frame
Year Built Source: Builder
Year Built Details: To Be Built
Lead Paint: None

Exterior Features
Roof: Shingle
Patio And Porch Features: Porch, Deck, Patio
Exterior Features: Porch, Deck, Patio, Sprinkler System

Property Information
PropertySubType: Single Family Residence
Green Energy Efficient : Thermostat
Security Features: Security System

Lot Information
Lot Size (Acres): 0.17
Lot Features: Level
Road Frontage Type: Public

Financial

Tax Information
Tax Annual Amount: $10,812
Tax Year: 2024

Utilities

Utility Information
Utilities: for Gas Range, Washer Hookup
Sewer: Public Sewer
Water Source: Public
Electric: 200+ Amp Service

Heating & Cooling
Has Heating
Has Cooling
Heating: Forced Air
Cooling: Central Air

Location

Location Information
Directions: School St to Welch Rd
UnparsedAddress: 20 Welch Rd, Lexington MA 02421

Community Information
Senior CommunityYN: No

Public facts

Beds: 6
Baths: 5.5
Sq. Ft.: 3,521
Stories: 2.0
Lot Size: 7,405 square feet
Style: Single Family Residential
Year Built: 2023
Year Renovated: —
County: Middlesex County
APN: 3634846S

Home facts updated by county records on Jul 29, 2026

Other

Miscellaneous Information
Heat Zones: 4

Listing Information
StandardStatus: Closed

Around this home

Schools
Places
Transit

Maria Hastings Elementary School

Public K-5 • Assigned • 0.3mi

10/10

Wm Diamond Middle School

Public 6-8 • Assigned • 1.6mi

9/10

Lexington High School

Public 9-12 • Assigned • 0.8mi

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
151 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 98° expected this year, 15 days in 30 years

6/10 Wind Factor

27% 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

$2.73M – $3.31M

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Nearby similar homes

3D WALKTHROUGH

$999,000

3 beds1.5 baths1,372 sq ft

1 Constitution Rd, Lexington, MA 02421

$929,000

3 beds1 bath1,299 sq ft

242 Lincoln St, Lexington, MA 02421

$1,250,000

4 beds2.5 baths2,109 sq ft

101 Winter St, Lexington, MA 02420

$2,375,000

5 beds3.5 baths3,134 sq ft

6 Oakmount Cir, Lexington, MA 02420

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6 beds5 baths6,940 sq ft

55-B Hancock St, Lexington, MA 02420

$2,300,000

5 beds4.5 baths4,113 sq ft

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New listings for sale in 02421

3D WALKTHROUGH

$999,000

3 beds1.5 baths1,372 sq ft

1 Constitution Rd, Lexington, MA 02421

3D WALKTHROUGH

$3,195,000

7 beds5 baths5,114 sq ft

16 Middleby Rd, Lexington, MA 02421

Home values near 20 Welch Rd

Data from public records.

Address	Redfin Estimate
21 Welch Road, Lexington, MA 5 Beds \| 4.5 Baths \| 4050 Sq. Ft.	$2,189,406
11 Welch Road, Lexington, MA 6 Beds \| 4.5 Baths \| 4160 Sq. Ft.	$2,278,939

Address	Redfin Estimate
19 Welch Road, Lexington, MA 4 Beds \| 2 Baths \| 1621 Sq. Ft.	$1,162,235
9 Welch Road, Lexington, MA 2 Beds \| 1 Baths \| 864 Sq. Ft.	$823,356

Address	Redfin Estimate
15 Welch Road, Lexington, MA 2 Beds \| 2 Baths \| 1704 Sq. Ft.	$1,071,085
8 Welch Road, Lexington, MA 3 Beds \| 2 Baths \| 1226 Sq. Ft.	$1,097,794

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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 20 Welch Rd

Tax history for 20 Welch Rd

Public record

Property details

Around this home

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02421

Home values near 20 Welch Rd

More real estate resources