Custom Deck Design

Custom Decking & Railing in O'Fallon, St Peters, St Charles, Wentzville, St Louis Missouri

Get a Free Quote: Call (636) 720-9969 Today

At Custom Design Fence & Deck, we have installed premier decking for decades, serving customers throughout the St. Louis, St. Charles, Wentzville, St Peters and all surrounding counties.

We offer popular, state-of-the-art decking and finishes, such as Azek and vinyl options, to leave you with maintenance-free decking that is fade, stain, and scratch resistant. Whatever the type of project, we guarantee the results will be both durable and beautiful. Spend your weekends enjoying your deck, and not working on it.

Why Choose Us for Your Decking Project?

  • 20+ Years’ in Decking Industry
  • Award-Winning Service & Results
  • We Handle Commercial & Residential Projects
  • Free & Comprehensive At-Home Estimates

Building or repairing your own deck? We can supply all the materials for your DIY project. Stop by and visit our showroom today!

Our Professionals Take on Projects of Any Size

Call Custom Design Fence & Deck at (636) 720-9969 or contact us online to request your FREE estimate today.

Request Your Free Estimate

Premier Decking in O’Fallon

Top Ranking Service in St. Charles & St. Louis

Our O’Fallon decking company has been included in the annual list of Digger Specialties’ Top 5, earning this national ranking in over 13 different years. The St. Charles Journal has three times voted us the “Best Fence & Deck Company”.

Across Missouri and the country, we have set the standard for decking. Find out what our decades of industry-leading experience can do for you. Don’t wait to request your free, in-person estimate. We can provide you with a competitively priced, comprehensive proposal for decking projects of all sizes.

We are also proud to use Azek® and TimberTech® decking materials for top-of-the-line results that last. Contact Custom Design Fence & Deck today!

Contact us to request your free estimate!

  • Westbury
  • Ultra Max
  • Timbertech
  • CHR
  • Azek
  • SimTek
  • Guardian
  • PolyRail Systems
  • Polyvinyl
  • Ultra Fencing & Railing
Our Work Speaks for Itself Check Out Our Photo Gallery

Customer Reviews

  • “Railings and stair railings and to strictest codes. Water intrusion sealing at house is excellent.”

    Happy Customer

  • “It is the way a business should be run and a breath of fresh air in the world today.”


  • “They were courteous, professional, cleaning up the site at the end of the day and the quality of their work, I cannot say enough good things.”

    Ken and Deb Matz

  • “We will be telling everyone we know about Custom Design Fence and Deck!!”

    Dave and Kathy Conwell

  • “We know it has added to the looks of our home. We’re looking forward to many good times on it.”

    John & Dianna Kaeshoefer