Experience refined country living in the heart of Missouri wine country at this stunning custom-built brick atrium ranch in Defiance. Nestled on approximately 5 picturesque acres, this exceptional estate offers nearly 5,000 square feet of beautifully finished living space designed for both luxury and comfort. Step inside and be captivated by the dramatic atrium wall of windows that floods the expansive great room with natural light while showcasing breathtaking views of the surrounding landscape. The spacious kitchen is thoughtfully designed with abundant counter workspace, tons of custom cabinets, and even a double oven, making it ideal for everyday living and entertaining alike. The elegant primary suite is a private retreat featuring a coffered ceiling, a bay window, and a luxurious bathroom with separate vanities and a jetted soaking tub. There are four additional generously sized bedrooms that offer flexibility for family, guests, home offices, or hobby spaces. The finished lower level provides exceptional living and storage options, including a Family Rm, Rec area, 2 bedrooms, and a bonus room with unlimited possibilities; two private storage areas and convenient access to the outdoors. Mature trees create a serene, park-like setting with privacy and natural beauty in every direction. Car enthusiasts, hobbyists, and entrepreneurs will appreciate the oversized 3-car attached garage plus the impressive 25' x 40' detached 4-car garage/workshop—offering endless possibilities for vehicles, equipment, recreation, or a dream workspace. This exquisite property combines sophisticated design, quality craftsmanship, and the tranquility of country living just minutes from award-winning wineries, scenic views, and all that Defiance has to offer. A rare opportunity to own an extraordinary estate where luxury meets lifestyle. Open house Sunday 7/12, 1-3pm. Come and watch the deer play in the backyard.
Single-familyProperty Type
1996Year Built
5.09 acresLot Size
$179Price/Sq.Ft.
3 car garageParking
Listed by Lori Dillick• Coldwell Banker Realty - Gundaker
Est. $4,173 per month, based on comparable rentals
Sale and tax history for 769 Old Colony Rd
Sale History
Tax History
Date
Event
Price
MARIS as Distributed by MLS Grid #26039192
Aug 27, 2026
Sold
*
Jul 22, 2026
Pending
—
Jul 8, 2026
Listed
$850,000
$179/sq ft
Jun 19, 2026
Coming Soon
$850,000
$179/sq ft
Public Records
Oct 4, 2001
Sold
$446,000
$94/sq ft
Public Records
Jul 1, 1996
Sold
—
Public Records
Sep 1, 1995
Sold
$41,800
$9/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$8,880 (+1.9%)
2024
$8,717 (+4.8%)
2023
$8,318 (+11.4%)
2022
$7,464
2021
$7,471 (+8.6%)
2020
$6,881 (+0.5%)
2019
$6,849 (+5.2%)
2018
$6,510 (+0.6%)
2017
$6,473 (+1.3%)
2016
$6,387
2015
$6,385 (+2.2%)
2014
$6,245
Public record
Public record
Zoning
Beds
3
Baths
4
Stories
1
Lot width
—
Lot depth
—
Lot size
5.09 Acres
Year renovated
—
Sq. Ft.
4,749
Year built
1996
Style
Single Family Residential
County
St. Charles County
APN
3-0079-S009-00-0017.2000000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 7, 2026.
A
Agricultural District
The intent of this district is to provide for agricultural, recreational, wildlife, open space, farming, river oriented uses and related uses and to discourage premature and disassociated urban development. The minimum lot size of 5 acres is designed to support agricultural uses and home sites which require proper siting in a rural area.
Permitted uses
Include but are not limited to:
Agriculture
Dairy
Livestock production
Religious facility
Housing-Single unit
Public service
Educational/school
Golf related
Cemetery
Park & open space
Property details
Parking
Parking Information
Parking Features: Additional Parking, Driveway, Parking Pad