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View New & Used Grand Design RVs for Sale in or near Millstadt, Illinois

41 listings match your search

Grand Design is a leader in high-quality fifth wheels and travel trailers, offering RVs that blend durability, luxury, and innovative floor plans. Whether you’re a full-time RVer or a weekend warrior, Grand Design’s lineup provides excellent comfort and convenience. Popular models like the Momentum, Reflection, and Solitude feature spacious interiors, residential-style amenities, and superior insulation for all-season travel. If you're looking for a Grand Design RV for sale, RVUSA.com is your go-to source, with a vast inventory and the best deals to match your lifestyle. Start your adventure today with RVUSA’s easy-to-use search tools and expert resources!
New 2026 Grand Design Transcend One 151RB available in Bonne Terre, Missouri

New 2026 Grand Design Transcend One 151RB

New Travel Trailer in Bonne Terre, Missouri 63628

For Sale by Optimum RV - Bonne Terre

Grand Design Transcend One travel trailer 151RB highlights from Optimum RV: Full Rear Bath Exterior LP Quick Connect Universal Docking Station Aluminum Entry Steps This is the perfect couple's trailer with versatile seating and sleeping space! You'll find ...

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      Used 2021 Grand Design Imagine 2450RL available in Bonne Terre, Missouri
      25

      Used 2021 Grand Design Imagine 2450RL

      Used Travel Trailer in Bonne Terre, Missouri 63628

      For Sale by Optimum RV - Bonne Terre

      Grand Design Imagine 2450RL travel trailer highlights from Optimum RV: Theater Seats U-Shaped Dinette Queen Bed 40" LED TV Pet Dish Shower with Skylight You aren't imagining it, you are living the RV camping lifestyle in this rear living travel trailer. Fr ...

      • Sale

      $25,971

        New 2026 Grand Design Imagine 2300MK available in Bonne Terre, Missouri
        15

        New 2026 Grand Design Imagine 2300MK

        New Travel Trailer in Bonne Terre, Missouri 63628

        For Sale by Optimum RV - Bonne Terre

        Grand Design Imagine travel trailer 2300MK highlights from Optimum RV: Full Rear Bath Theater Dinette Two Entry / Two Exit door 18' Awning Escape to adventure with this fantastic travel trailer! The private bedroom features a plush 60" x 80"queen bed, spac ...

        • Sale

        $46,995

          New 2026 Grand Design Imagine 2600RB available in Bonne Terre, Missouri
          15

          New 2026 Grand Design Imagine 2600RB

          New Travel Trailer in Bonne Terre, Missouri 63628

          For Sale by Optimum RV - Bonne Terre

          Grand Design Imagine travel trailer 2600RB highlights from Optimum RV: Rear Full Bath Tri-Fold Sofa U-Shaped Dinette Outdoor Griddle Experience the ultimate in comfort and convenience with this luxurious travel trailer. When you enter this trailer, you'll ...

          • Sale

          $48,995

            New 2026 Grand Design Transcend One 151BH available in Bonne Terre, Missouri
            17

            New 2026 Grand Design Transcend One 151BH

            New Travel Trailer in Bonne Terre, Missouri 63628

            For Sale by Optimum RV - Bonne Terre

            Grand Design Transcend One travel trailer 151BH highlights from Optimum RV: Bunk Beds Pass-Thru Storage Pet Dish 10' Power Awning Camping trips to the lake have never been easier than with this travel trailer! The 28" x 67" bunks are right next to the priv ...

            • Sale

            $15,999

              Used 2022 Grand Design Transcend Xplor 221RB available in Bonne Terre, Missouri
              13

              Used 2022 Grand Design Transcend Xplor 221RB

              Used Travel Trailer in Bonne Terre, Missouri 63628

              For Sale by Optimum RV - Bonne Terre

              Grand Design Transcend Xplor travel trailer 221RB highlights from Optimum RV: Front Private Bedroom Pet Drawer Three-Burner Cooktop Multiple Outlets Universal Docking Station This travel trailer will feel just like home with its private bedroom that includ ...

              • Sale

              $22,844

                New 2025 Grand Design Serenova 160LG available in Bonne Terre, Missouri
                18

                New 2025 Grand Design Serenova 160LG

                New Travel Trailer in Bonne Terre, Missouri 63628

                For Sale by Optimum RV - Bonne Terre

                Grand Design Serenova travel trailer 160LG highlights from Optimum RV: Rear Queen Bed Full Bath 11' Power Awning Universal Docking Station Trips to the lake are made complete in this cozy travel trailer for four. Once you arrive at the campground, you can ...

                • Sale

                $39,995

                  New 2026 Grand Design Transcend Xplor 27DBX available in Bonne Terre, Missouri
                  19

                  New 2026 Grand Design Transcend Xplor 27DBX

                  New Travel Trailer in Bonne Terre, Missouri 63628

                  For Sale by Optimum RV - Bonne Terre

                  Grand Design Transcend Xplor travel trailer27DBXhighlights: Double-Size Bunk Beds with Curtains Universal Docking Station U- Shaped Dinette Queen Bed 62" Theater Seating Get ready to take your travels to new heights with our incredible luxury travel traile ...

                  • Sale

                  $29,995

                    New 2026 Grand Design Transcend Xplor 19BHX available in Bonne Terre, Missouri

                    New 2026 Grand Design Transcend Xplor 19BHX

                    New Travel Trailer in Bonne Terre, Missouri 63628

                    For Sale by Optimum RV - Bonne Terre

                    Grand Design Transcend Xplor travel trailer 19BHX highlights from Optimum RV: Double-Size Bunks Pass-Thru Storage Walk-Around Queen Bed Pantry Camping trips are made complete in this travel trailer that can sleep seven each night! The little ones or your g ...

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                        New 2026 Grand Design Imagine AIM 16MLA available in Bonne Terre, Missouri
                        15

                        New 2026 Grand Design Imagine AIM 16MLA

                        New Travel Trailer in Bonne Terre, Missouri 63628

                        For Sale by Optimum RV - Bonne Terre

                        Grand Design Imagine AIM 16MLA travel trailer highlights from Optimum RV: Full Rear Bathroom Queen Bed Unobstructed Pass-Through Storage Drawers under Sofa Pack your bags and head out on a fun camping trip in this travel trailer! The front queen bed offers ...

                        • Sale

                        $29,995

                          New 2026 Grand Design Imagine XLS 23LDE available in Bonne Terre, Missouri
                          16

                          New 2026 Grand Design Imagine XLS 23LDE

                          New Travel Trailer in Bonne Terre, Missouri 63628

                          For Sale by Optimum RV - Bonne Terre

                          Grand Design Imagine XLS travel trailer 23LDE highlights from Optimum RV: Private Bedroom Dual Entry Walk-Through Bath Single Slide 20' Electric Awning Treat yourself to a weekend of fun in this Imagine XLS travel trailer! Whether it's just you and your sp ...

                          • Sale

                          $44,995

                            New 2026 Grand Design Imagine XLS 17MKE available in Bonne Terre, Missouri
                            18

                            New 2026 Grand Design Imagine XLS 17MKE

                            New Travel Trailer in Bonne Terre, Missouri 63628

                            For Sale by Optimum RV - Bonne Terre

                            Grand Design Imagine XLS travel trailer 17MKE highlights from Optimum RV: Queen Murphy Bed Theater Dinette Large Panoramic Window Unobstructed Pass-Through 12V 10 Cu. Ft. Refrigerator The Murphy bed is the eye-catching feature on this Imagine XLS travel tr ...

                            • Sale

                            $39,995

                              New 2026 Grand Design Reflection 150 Series 260RD available in Bonne Terre, Missouri
                              22

                              New 2026 Grand Design Reflection 150 Series 260RD

                              New Fifth Wheel in Bonne Terre, Missouri 63628

                              For Sale by Optimum RV - Bonne Terre

                              Grand Design Reflection 150 Series fifth wheel 260RD highlights from Optimum RV: U-Shaped Lounge Theatre Seating Countertop Extension 40" LED HDTV Heated Pass-Through Storage Feel right at home in this Reflection 150 Series with a private bedroom that incl ...

                              • Sale

                              $66,995

                                New 2025 Grand Design Solitude 390RK available in Bonne Terre, Missouri
                                33

                                New 2025 Grand Design Solitude 390RK

                                New Fifth Wheel in Bonne Terre, Missouri 63628

                                For Sale by Optimum RV - Bonne Terre

                                Grand Design Solitude fifth wheel 390RK highlights from Optimum RV: Five Slides Raised Rear Kitchen Dual-Sink Bath Vanity Bar Top with Chairs Exterior Sliding Tray Enjoy each and every vacation, month-long trips, or even extended stays at an RV park in thi ...

                                • Sale

                                $94,995

                                  New 2026 Grand Design Reflection 362TBS available in Bonne Terre, Missouri
                                  33

                                  New 2026 Grand Design Reflection 362TBS

                                  New Fifth Wheel in Bonne Terre, Missouri 63628

                                  For Sale by Optimum RV - Bonne Terre

                                  Grand Design Reflection fifth wheel 362TBS highlights from Optimum RV: Bath and a Half Two Bedrooms Kitchen Island 16 Cu. Ft. Refrigerator There is a whole lot to love about this fifth wheel! The front private bedroom has a queen bed to lay your head on at ...

                                  • Sale

                                  $84,995

                                    Used 2023 Grand Design Reflection 337RLS available in Eureka, Missouri
                                    41

                                    $47,900

                                      Used 2023 Grand Design Momentum 31G available in Wentzville, Missouri
                                      21

                                      Used 2023 Grand Design Momentum 31G

                                      Used Toy Hauler in Wentzville, Missouri 63385

                                      For Sale by Pop RVs

                                      Stock #475370 - 2023 Grand Design Momentum 31G with two slide-outs and a thirteen-foot garage!Step into confidence, comfort, and adventure with this single-owner 2023 Grand Design Momentum 31G toy hauler, a premium rig designed for those who want to bring ...

                                      • Consignment
                                      • New Arrival

                                      $62,200

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