21 Chadbourne Road, Lexington MA 02421

Lexington, MA 02421

$3,965,000

Est. $23,273/month

5

Beds

5.5

Baths

6,776

Sq Ft

$585

Price/Sq Ft

0.50

Acres

2018

Year Built

Single Family Residence

Type

11 hours 13 minutes

Time on Market

Active Open House Listed Apr 16, 2026 • MLS# 73503179 Copied!

About this home

EXTRAORDINARY OFFERING: Poised atop a private ½-acre lot at the end of a cul-de-sac, this custom designed & Phelan-built home showcases a level of finish rarely seen, w/ top-tier appliances, premium materials & custom millwork throughout. Elegant & expansive, this 5 BR, 5.5 bath home is meticulously designed w/ not a single detail overlooked & includes a luxurious separate apartment finished to the same exacting standard, as well as an exceptional finished lower level w/ gym, office, playroom & media room. Outdoor living is equally impressive w/ professionally landscaped grounds, a significant bluestone patio w/ built-in gas grill, fireplace & outdoor TV. The most critical elements, though less apparent, include state-of-the-art electrical & HVAC systems, superior insulation & high-performance infrastructure throughout, ensuring lasting quality. Built for efficiency & long-term performance, this home feels like new with a level of quality beyond today’s new construction. Must See!

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Property Overview

Property Type

Single Family Residence

Listing Type

For Sale

Year Built

2018

Bedrooms

5

Full Bathrooms

5

Half Bathrooms

1

Living Area

6,776 sq ft

Total Rooms

14

Main Level Bedrooms

1

Open House Schedule

17

Apr

Friday, April 17

11:00 AM - 12:30 PM EDT

19

Apr

Sunday, April 19

11:00 AM - 1:00 PM EDT

Facts & Features

2 Car Garage

Central AC

Home Facts

Type Residential

Style Single Family Residence

Year Built 2018

Living Area 6,776 sq ft

Lot Size 0.50 acres

Bedrooms 5

Full Baths 5

Half Baths 1

Total Rooms 14

Interior

Heating Radiant, Propane

Cooling Central Air

Flooring Tile, Marble, Hardwood, Flooring - Hardwood, Flooring - Stone/ceramic Tile, Laminate

Appliances Water Heater, Tankless Water Heater, Range, Dishwasher, Disposal, Microwave, Indoor Grill, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood, Wine Cooler, Plumbed For Ice Maker

Fireplace Family Room

Fireplaces 1

Basement Full, Finished, Interior Entry

Laundry Dryer Hookup - Electric, Washer Hookup, Laundry Closet, Closet/cabinets - Custom Built, Flooring - Stone/ceramic Tile, Pantry, Countertops - Upgraded, Main Level, Cabinets - Upgraded, Electric Dryer Hookup, Recessed Lighting, Crown Molding, Sink, First Floor

Features Vaulted Ceiling(s), Lighting - Pendant, Lighting - Overhead, Crown Molding, Decorative Molding, Bathroom - Full, Bathroom - Tiled With Shower Stall, Closet - Linen, Closet, Dining Area, Countertops - Stone/granite/solid, Countertops - Upgraded, Wet Bar, Cabinets - Upgraded, High Speed Internet Hookup, Open Floorplan, Recessed Lighting, Closet - Double, Closet/cabinets - Custom Built, Beadboard, Walk-in Closet(s), Cable Hookup, Storage, Entrance Foyer, Accessory Apt., Bathroom, Mud Room, Play Room, Media Room, Wet Bar, Wired For Sound, High Speed Internet

Exterior

Construction Frame

Architecture Cape, Contemporary

Roof Shingle

Parking

Garage Spaces 2

Has Garage Yes

Features Attached, Garage Door Opener, Heated Garage, Storage, Workshop In Garage, Garage Faces Side, Insulated, Oversized, Paved Drive, Off Street, Paved

Total Spaces 6

Utilities

Electric Generator, Generator Connection

Water Public

Sewer Public Sewer

Gas None

Other For Gas Range, For Electric Oven, Washer Hookup, Icemaker Connection, Generator Connection, Outdoor Gas Grill Hookup

Financial

Annual Tax $36,290

Assessed Value $2,948,000

Interior Features

Flooring: Tile, Marble, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile, Laminate

Appliances: Water Heater, Tankless Water Heater, Range, Dishwasher, Disposal, Microwave, Indoor Grill, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood, Wine Cooler, Plumbed For Ice Maker

Interior Features: Vaulted Ceiling(s), Lighting - Pendant, Lighting - Overhead, Crown Molding, Decorative Molding, Bathroom - Full, Bathroom - Tiled With Shower Stall, Closet - Linen, Closet, Dining Area, Countertops - Stone/Granite/Solid, Countertops - Upgraded, Wet bar, Cabinets - Upgraded, High Speed Internet Hookup, Open Floorplan, Recessed Lighting, Closet - Double, Closet/Cabinets - Custom Built, Beadboard, Walk-In Closet(s), Cable Hookup, Storage, Entrance Foyer, Accessory Apt., Bathroom, Mud Room, Play Room, Media Room, Wet Bar, Wired for Sound, High Speed Internet

Windows: Insulated Windows, Screens

Basement: Full, Finished, Interior Entry

Laundry: Dryer Hookup - Electric, Washer Hookup, Laundry Closet, Closet/Cabinets - Custom Built, Flooring - Stone/Ceramic Tile, Pantry, Countertops - Upgraded, Main Level, Cabinets - Upgraded, Electric Dryer Hookup, Recessed Lighting, Crown Molding, Sink, First Floor

Security: Security System

Construction & Materials

Style: Cape, Contemporary

Year Built: 2018

Structure Type:

Exterior Materials: Frame

Roof: Shingle

Foundation: Concrete Perimeter

Heating, Cooling & Utilities

Heating: Radiant, Propane

Heating Zones: 14

Cooling: Central Air

Cooling Zones: 8

Hot Water:

Water Source: Public

Sewer: Public Sewer

Parking & Garage

Garage Spaces: 2

Garage Type: Attached

Total Parking Spaces: 6

Parking Features: Attached, Garage Door Opener, Heated Garage, Storage, Workshop in Garage, Garage Faces Side, Insulated, Oversized, Paved Drive, Off Street, Paved

Special Features

Fireplaces: 1

Fireplace Type: Family Room

Location

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Neighborhood

21 Chadbourne Road, Lexington MA 02421

Lexington, MA 02421

Walkability

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Nearby Schools

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Property Tax $3,024

Homeowners Insurance $200

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Year 1

95% Interest

Year 15

50/50

Year 30

95% Principal

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Property History

Property Timeline

🏠

Listed for Sale

Apr 16, 2026

$3,965,000

Original listing

Agent: Coleman Group Office: William Raveis R.E. & Home Services

Date	Event	Price	Change	$/sqft	Details
04/16/2026	🏠 Listed for Sale	$3,965,000	-	-	Original listing

Price & Status History

Date	Event	Price	Change
Apr 16, 2026	New Listing Added	$3,965,000	—

Market Statistics

Time on Market

11 hours 13 minutes

Price per Sq Ft

$585

Tax History

Year	Taxes	Assessment
2026	$36,290	$2,948,000

Financial Details

Annual Property Tax

$36,290

Tax Year 2026

Assessed Value

$2,948,000

Monthly Payment Breakdown

Loan Summary

Listed for Sale

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21 Chadbourne Road, Lexington MA 02421

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Parking

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Heating, Cooling & Utilities

Parking & Garage

Special Features

Location

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