21 Williamsburg Lane, Avon, CT, 06001 | $1,699,000

Set within one of West Avon's most prestigious neighborhoods, this extraordinary custom-built brick estate offers over 7, 130 square feet of luxurious living space, blending timeless craftsmanship with modern sophistication. Privately sited on a rare level lot, the property is framed by a circular driveway, professionally manicured park-like grounds, and mature specimen trees, all backing to 40 acres of protected farmland for an unparalleled sense of privacy and tranquility. Inside, soaring 9-foot ceilings, expansive sun-drenched interiors, and elegant architectural details create a refined yet inviting ambiance throughout. Designed for both grand-scale entertaining and effortless everyday living, the gourmet chef's kitchen is appointed with Sub-Zero refrigeration and dual Miele dishwashers and flows seamlessly into the home's gracious living spaces. An oversized formal dining room provides the perfect setting for memorable gatherings and elegant entertaining. The main level features a stunning family room and formal living room, each anchored by its own fireplace, as well as a sophisticated private library ideal for a home office or quiet retreat. The home offers 5 bedrooms, 5 full baths, and 2 half baths, highlighted by a luxurious primary suite with an oversized walk-in closet and adjoining flex space perfect for a private office, lounge, or fitness studio. The finished lower level is designed for elevated entertaining, complete with custom built-ins, a bespoke bar, media room, and potential for an in-law or guest suite. Outdoors, the expansive backyard offers the perfect setting for a future resort-style pool and outdoor oasis. Ideally located just minutes from premier shopping, top-rated schools, fine dining, major highways, and Bradley International Airport. This impeccably maintained residence has been thoughtfully updated with a new roof (2025), Carrier Infinity Smart HVAC system (2025), radiant heated floors, Buderus boiler, freshly painted exterior, and maintenance-free Azek trim. A rare offering that embodies luxury, privacy, and estate-style living in one of Avon's most coveted locations.

Features

  • Rooms: 12
  • Bedrooms: 5
  • Baths: 5 full / 2 half
  • Laundry: Upper Level
  • Style: Colonial
  • Year Built: 1999
  • Garage: 3-car Attached Garage
  • Heating: Hydro Air,Radiant
  • Cooling: Central Air,Zoned
  • Basement: Full,Heated,Sump Pump,Fully Finished,Cooled,Interior Access,Liveable Space
  • Above Grade Approx. Sq. Feet: 5,630
  • Below Grade Approx. Sq. Feet: 1,500
  • Acreage: 1.05
  • Est. Taxes: $19,412
  • Lot Desc: Secluded,Level Lot,Professionally Landscaped
  • Elem. School: Pine Grove
  • Middle School: Thompson
  • High School: Avon
  • Appliances: Gas Range,Microwave,Range Hood,Subzero,Dishwasher,Disposal,Washer,Dryer
  • MLS#: 24173575
  • Website: https://www.raveis.com
    /eprop/24173575/21williamsburglane_avon_ct?source=qrflyer
Copyright © 2026  SmartMLS, Inc.
The data relating to real estate for sale on this website appears in part through the SMARTMLS Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms, and is provided by SMARTMLS through a licensing agreement. Listing information is from various brokers who participate in the SMARTMLS IDX program and not all listings may be visible on the site. The property information being provided on or through the website is for the personal, non-commercial use of consumers and such information may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties which appear for sale on the website may no longer be available because they are for instance, under contract, sold or are no longer being offered for sale. Property information displayed is deemed reliable but is not guaranteed.
Listing courtesy of Coldwell Banker Realty   Phone: (860) 674-0300

Room Information

Type DescriptionDimensionsLevel
Bedroom 1 9 ft+ Ceilings,Full Bath,Hardwood Floor15.0 x 17.0Main
Bedroom 2 9 ft+ Ceilings,Full Bath,Hardwood Floor15.0 x 16.0Upper
Bedroom 3 9 ft+ Ceilings,Full Bath,Hardwood Floor15.0 x 16.0Upper
Bedroom 4 9 ft+ Ceilings,Hardwood Floor14.0 x 14.0Upper
Dining Room 9 ft+ Ceilings,Hardwood Floor17.0 x 17.0Main
Family Room 9 ft+ Ceilings,Fireplace,Hardwood Floor19.0 x 21.0Main
Kitchen 9 ft+ Ceilings,Breakfast Bar,Quartz Counters,Double-Sink,Island,Hardwood Floor17.0 x 24.0Main
Library 9 ft+ Ceilings,Book Shelves,Hardwood Floor11.0 x 13.0Main
Living Room 9 ft+ Ceilings,Fireplace,Hardwood Floor13.0 x 15.0Main
Office French Doors,Hardwood Floor20.0 x 20.0Upper
Primary Bedroom 9 ft+ Ceilings,Whirlpool Tub,Walk-In Closet,Hardwood Floor20.0 x 21.0Upper
Rec/Play Room Built-Ins,Wet Bar,Entertainment Center,Full Bath,Wall/Wall Carpet,Slate FloorLower

William Raveis Family of Services

Our family of companies partner in delivering quality services in a one-stop-shopping environment. Together, we integrate the most comprehensive real estate, mortgage and insurance services available to fulfill your specific real estate needs.

Customer Service

888.699.8876

Contact@raveis.com

Our family of companies offer our clients a new level of full-service real estate. We shall:

  • Market your home to realize a quick sale at the best possible price
  • Place up to 20+ photos of your home on our website, raveis.com
  • Provide frequent communication and tracking reports showing the Internet views your home received on raveis.com
  • Showcase your home on raveis.com with a larger and more prominent format
  • Give you the full resources and strength of William Raveis Real Estate, Mortgage & Insurance and our cutting-edge technology

To learn more about our credentials, visit raveis.com today.

Russell BaboffVP, Mortgage Banker, William Raveis Mortgage, LLC

NMLS Mortgage Loan Originator ID 1014636

860.463.1745

Russell.Baboff@raveis.com

Our Executive Mortgage Banker:

  • Is available to meet with you in our office, your home or office, evenings or weekends
  • Offers you pre-approval in minutes!
  • Provides a guaranteed closing date that meets your needs
  • Has access to hundreds of loan programs, all at competitive rates
  • Is in constant contact with a full processing, underwriting, and closing staff to ensure an efficient transaction

Robert ReadeInsurance Sales Director, William Raveis Insurance

860.690.5052

Robert.Reade@raveis.com

Our Insurance Division:

  • Will Provide a home insurance quote within 24 hours
  • Offers full-service coverage such as Homeowner's, Auto, Life, Renter's, Flood and Valuable Items
  • Partners with major insurance companies including Chubb, Kemper Unitrin, The Hartford, Progressive,
    Encompass, Travelers, Fireman's Fund, Middleoak Mutual, One Beacon and American Reliable

Ray CashenPresident, William Raveis Attorney Network

203.925.4590

For homebuyers and sellers, our Attorney Network:

  • Consult on purchase/sale and financing issues, reviews and prepares the sale agreement, fulfills lender
    requirements, sets up escrows and title insurance, coordinates closing documents
  • Offers one-stop shopping; to satisfy closing, title, and insurance needs in a single consolidated experience
  • Offers access to experienced closing attorneys at competitive rates
  • Streamlines the process as a direct result of the established synergies among the William Raveis Family of Companies

21 Williamsburg Lane, Avon, CT, 06001

$1,699,000

Customer Service

William Raveis Real Estate

Phone: 888.699.8876

Contact@raveis.com

Russell Baboff

VP, Mortgage Banker

William Raveis Mortgage, LLC

Phone: 860.463.1745

Russell.Baboff@raveis.com

NMLS Mortgage Loan Originator ID 1014636

5/6 (30 Yr)
Adjustable Rate Jumbo*
30 Year
Fixed-Rate Jumbo
15 Year
Fixed-Rate Jumbo
Loan Amount $1,359,200 $1,359,200 $1,359,200
Term 360 months 360 months 180 months
Initial Interest Rate** 5.375% 6.125% 5.875%
Interest Rate based on Index + Margin 8.125%
Annual Percentage Rate 6.117% 6.235% 6.058%
Monthly Tax Payment $1,618 $1,618 $1,618
H/O Insurance Payment $125 $125 $125
Initial Principal & Interest Pmt $7,611 $8,259 $11,378
Total Monthly Payment $9,354 $10,002 $13,121

* The Initial Interest Rate and Initial Principal & Interest Payment are fixed for the first and adjust every six months thereafter for the remainder of the loan term. The Interest Rate and annual percentage rate may increase after consummation. The Index for this product is the SOFR. The margin for this adjustable rate mortgage may vary with your unique credit history, and terms of your loan.

** Mortgage Rates are subject to change, loan amount and product restrictions and may not be available for your specific transaction at commitment or closing. Rates, and the margin for adjustable rate mortgages [if applicable], are subject to change without prior notice.

The rates and Annual Percentage Rate (APR) cited above may be only samples for the purpose of calculating payments and are based upon the following assumptions: minimum credit score of 740, 20% down payment (e.g. $20,000 down on a $100,000 purchase price), $1,950 in finance charges, and 30 days prepaid interest, 1 point, 30 day rate lock. The rates and APR will vary depending upon your unique credit history and the terms of your loan, e.g. the actual down payment percentages, points and fees for your transaction. Property taxes and homeowner's insurance are estimates and subject to change.