Listing Tools

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!

More Info

Basic Information

  • Bedrooms5
  • Mls StatusActive
  • Bathroom6
  • Listing Terms Contract
  • Lot Features Cul-De-Sac, Wooded
  • Parcel Number 210,547184
  • Road Frontage DescriptionPaved

Tax Information

  • Tax Assessed Value $2,948,000
  • Tax Year 2026
  • Taxes$36,289

School Information

  • High School Lexington
  • Elementary SchoolBowman
  • High SchoolLexington
  • Junior HighClarke

Parking

  • Parking Spaces6
  • Covered Spaces 2
  • Garage YN Yes
  • Open Parking YN Yes
  • Parking Features
    • Attached
    • Garage Door Opener
    • Garage Faces Side
    • Heated Garage
    • Insulated
    • Off Street
    • Oversized
    • Paved
    • Paved Drive
    • Storage
    • Workshop in Garage

Rooms

  • Bathroom 1 Main, First,13 x 12
  • Bathroom 2 Second,16 x 10
  • Bathroom 3 Second,9 x 10
  • Bathrooms Total Decimal 5.5
  • Bedroom 2 Second,27 x 20
  • Bedroom 3 Second,15 x 14
  • Bedroom 4 Second,15 x 13
  • Bedroom 5 Second,22 x 24
  • Dining Room Main, First,15 x 14
  • Family Room Main, First,28 x 18
  • Full Bath5
  • Half Baths1
  • Kitchen Main, First,33 x 16
  • Living Room First
  • Main Level Bathrooms 1
  • Main Level Bedrooms 1
  • Master Bedroom Main, First,24

Basic Information

  • List Price$3,965,000
  • MLS Number73503179
  • Modification Date05/08/2026
  • Property SubTypeSingle Family Residence

Location

  • Address21 Chadbourne Road
  • Building Number21
  • CountyMiddlesex
  • StateMA
  • StreetChadbourne Road
  • TownLexington
  • Zip02421

Building

  • Attached Garage YN Yes
  • BasementFull, Finished, Interior Entry
  • Building Area Units Square Feet
  • Construction Materials Frame
  • Door Features Insulated Doors, French Doors
  • FireplaceYes
  • Fireplace Features Family Room
  • Fireplaces Total 1
  • FoundationConcrete Perimeter
  • Garage Spaces2
  • Patio And Porch Features Porch, Patio
  • Property StyleCape, Contemporary
  • Rooms14
  • Utilities
    • For Electric Oven
    • For Gas Range
    • Generator Connection
    • Icemaker Connection
    • Outdoor Gas Grill Hookup
    • Washer Hookup
  • Window Features Insulated Windows, Screens
  • Year Built2018
  • Year Built Details Actual
  • Year Built Source Owner

Property

  • Acreage0.5
  • Frontage Length 126

Interior

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

Exterior

  • Exterior Features
    • Decorative Lighting
    • Fenced Yard
    • Outdoor Gas Grill Hookup
    • Patio
    • Porch
    • Professional Landscaping
    • Rain Gutters
    • Screens
    • Sprinkler System
    • Stone Wall
    • Storage
  • Fencing Fenced/Enclosed, Fenced
  • RoofShingle

Utilities

  • Cooling Central Air
  • Cooling YN Yes
  • Electric Generator, Generator Connection
  • Heat SystemYes
  • Heating Radiant, Propane
  • Sewer Public Sewer
  • Water Source Public

Property Information

  • Square Feet6,776
  • Building Area Source Measured
  • Living Area 6,776
  • Lot Size Square Feet 21,940
  • Lot Size Units Acres
  • Road Responsibility Public Maintained Road
  • View YN Yes

Amenities

  • Amenities
    • Bike Path
    • Conservation Area
    • Golf
    • Highway Access
    • House of Worship
    • Laundromat
    • Medical Facility
    • Park
    • Pool
    • Private School
    • Public School
    • Public Transportation
    • Shopping
    • Tennis Court(s)
    • Walk/Jog Trails
  • Appliances IncludedWater Heater, Tankless Water Heater, Range, Dishwasher, Disposal, Microwave, Indoor Grill, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood, Wine Cooler, Plumbed For Ice Maker
  • Green Energy Efficient Thermostat
  • Security Features Security System

Other

  • Date Listed04/16/2026
  • Farm Land Area Units Square Feet
  • View Count7

Map Location

Driving Directions

Listed by Coleman Group of William Raveis R.E. & Home Services

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

I agree to receive marketing and customer service calls and text messages from Castles Unlimited. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

$

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.