17971 Argonne Estates Drive

Florissant, MO 63034

BOM No Fault of Seller. Nestled in a gem cul de sac, 17971 Argonne Estates Drive is an exceptional custom ranch offering over 5,100 square feet of refined living space, thoughtfully designed with 4 bedrooms, 6 bathrooms, and a total of 12 well-appointed rooms that blend luxury, comfort, and functionality. From the moment you enter the expansive foyer, you are welcomed by soaring 11-foot ceilings, rich hardwood flooring, elegant crown molding, and an abundance of natural light streaming through striking bay windows and floor-to-ceiling glass in the impressive family room, complete with a gas log fireplace and new window blinds. The chef’s kitchen is both expansive and highly functional, featuring granite countertops, a generous breakfast bar, two pantries, custom cabinetry with thoughtful details such as dual lazy Susans, and a bright breakfast room framed by a charming bay window; appliances conveying including freezers and two refrigerators. The main level also offers a formal dining room and private office—both enhanced with bay windows—along with a well-equipped laundry room featuring cabinetry, counters, and a utility sink. The expansive primary suite provides a true retreat with vaulted ceilings, a luxurious en-suite bath, and an oversized walk-in closet, while all main-level bedrooms include their own walk-in closets, offering comfort and privacy for family and guests alike. Outdoor living is elevated by a newer composite deck with integrated solar lighting, perfect for relaxing or entertaining. Car enthusiasts and hobbyists will appreciate the rare five-car heated, drywalled, and finished garage, along with the added peace of mind of a whole-home generator. The finished walk-out lower level features a 9-foot pour and extends the home’s versatility with a large great room anchored by a second gas fireplace, a kitchenette, an additional bedroom plus a sleeping area—both with new carpeting, premium padding, walk-in closets, and full baths with ceiling heat lamps—creating an ideal space for guests, multigenerational living, or extended stays, all opening to a private terrace. This remarkable home combines thoughtful design, generous scale, and premium amenities in a highly desirable setting, offering a rare opportunity to experience elevated ranch-style living at its finest. No pet/ No smoking zone.

Listing courtesy of Berkshire Hathaway HomeServices Select Properties


Based on information submitted to the MLS GRID as of 2026-07-19 08:11 AM UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.