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View New & Used Grand Design RVs for Sale in or near Mastic Beach, New York

66 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 2025 Grand Design Reflection 100 Series 22RK available in Newtown, Connecticut
29

New 2025 Grand Design Reflection 100 Series 22RK

New Fifth Wheel in Newtown, Connecticut 06470

For Sale by Blue Compass RV Newtown

Grand Design Reflection 100 Series fifth wheel 22RK highlights: 40" LED TV on Swivel Full Bath Theater Seating Slide Out Unobstructed Pass-Thru Storage Queen Bed U-Shaped Dinette This rear kitchen fifth wheel is sure to meet all of your camping needs! Sinc ...

  • Sale

$48,995

    Used 2025 Grand Design Reflection 324MBS available in Newtown, Connecticut
    26

    Used 2025 Grand Design Reflection 324MBS

    Used Fifth Wheel in Newtown, Connecticut 06470

    For Sale by Blue Compass RV Newtown

    Grand Design Reflection fifth wheel 324MBS highlights: Middle Bunkhouse 92" U-Shaped Lounge 78" Triple Theater Seats 40" TV with Fireplace Outside Griddle When you are looking for a versatile extra room for either a second bedroom or living area as well as ...

      $62,900

        New 2026 Grand Design Reflection 362TBS available in Newtown, Connecticut
        25

        New 2026 Grand Design Reflection 362TBS

        New Fifth Wheel in Newtown, Connecticut 06470

        For Sale by Blue Compass RV Newtown

        Grand Design Reflection fifth wheel 362TBS highlights: 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 night, a slide ...

        • Sale

        $84,995

          New 2025 Grand Design Momentum M-Class 344M available in Newtown, Connecticut
          17

          New 2025 Grand Design Momentum M-Class 344M

          New Toy Hauler in Newtown, Connecticut 06470

          For Sale by Blue Compass RV Newtown

          Grand Design Momentum M-Class toy hauler 344M highlights: Dual Opposing Slides Two Power Awnings 11' Separate Garage Fireplace Kitchen Pantry Spend your days at the campground kicking up mud with this toy hauler in tow! once you've unloaded your toys from ...

          • Sale

          $105,995

            New 2024 Grand Design Reflection 312BHTS available in Newtown, Connecticut
            16

            New 2024 Grand Design Reflection 312BHTS

            New Travel Trailer in Newtown, Connecticut 06470

            For Sale by Blue Compass RV Newtown

            Grand Design Reflection travel trailer 312BHTS highlights: Private Bunkhouse Fireplace Two Hutches Kitchen Island Premium Congoleum Flooring Outside Kitchen Solar Package Finding the perfect trailer for a larger group is simple, take a look at this one for ...

            • Sale

            $46,995

              New 2026 Grand Design Imagine XLS 17MKE available in Newtown, Connecticut
              15

              New 2026 Grand Design Imagine XLS 17MKE

              New Travel Trailer in Newtown, Connecticut 06470

              For Sale by Blue Compass RV Newtown

              Grand Design Imagine XLS travel trailer 17MKE highlights: 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 trailer! Not only ...

              • Sale

              $39,995

                New 2025 Grand Design Imagine XLS 22MLE available in Newtown, Connecticut
                21

                New 2025 Grand Design Imagine XLS 22MLE

                New Travel Trailer in Newtown, Connecticut 06470

                For Sale by Blue Compass RV Newtown

                Grand Design Imagine XLS travel trailer 22MLEhighlights: Queen Bed Theatre Seating Booth Dinette Unobstructed Pass-Through This Imagine XLS travel trailer has theater seating and a booth dinette that you can use any time you need a little break from the ou ...

                • Sale

                $31,995

                  Used 2023 Grand Design Transcend Xplor 265BH available in Newtown, Connecticut
                  29

                  Used 2023 Grand Design Transcend Xplor 265BH

                  Used Travel Trailer in Newtown, Connecticut 06470

                  For Sale by Blue Compass RV Newtown

                  Grand Design Transcend Xplor travel trailer 265BH highlights: Dual Entry Doors Jackknife Sofa 16' Power Awning Sleeps Ten Three-Burner Cooktop Are you ready to camp in comfort with your family or friends? This travel trailer allows you to do just that! The ...

                    $26,900

                      Used 2022 Grand Design Imagine XLS 22MLE available in Newtown, Connecticut
                      1

                      Used 2022 Grand Design Imagine XLS 22MLE

                      Used Travel Trailer in Newtown, Connecticut 06470

                      For Sale by Blue Compass RV Newtown

                      Grand Design Imagine XLS travel trailer 22MLEhighlights: Queen Bed Theatre Seating Booth Dinette Wardrobe Cubby Storage Unobstructed Pass-Through Added Options: 2/Lithium Batteries Extra Solar Upgraded Convertor This Imagine XLS travel trailer has theater ...

                        $25,900

                          New 2026 Grand Design Influence 3804DS available in Newtown, Connecticut
                          19

                          New 2026 Grand Design Influence 3804DS

                          New Fifth Wheel in Newtown, Connecticut 06470

                          For Sale by Blue Compass RV Newtown

                          Grand Design Influence fifth wheel 3804DS highlights: Two Master Bedrooms Fireplace L-Shaped Sofa Free Standing Dinette Two Full Baths Grab the whole gang and head out in this fifth wheel featuring two private bedrooms, two full baths, and quad slides for ...

                          • Sale

                          $106,995

                            New 2026 Grand Design Reflection 150 Series 260RD available in Newtown, Connecticut
                            15

                            New 2026 Grand Design Reflection 150 Series 260RD

                            New Fifth Wheel in Newtown, Connecticut 06470

                            For Sale by Blue Compass RV Newtown

                            Grand Design Reflection 150 Series fifth wheel 260RD highlights: 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 includes a walk-arou ...

                            • Sale

                            $66,995

                              New 2025 Grand Design Imagine 2670MK available in Newtown, Connecticut
                              15

                              New 2025 Grand Design Imagine 2670MK

                              New Travel Trailer in Newtown, Connecticut 06470

                              For Sale by Blue Compass RV Newtown

                              Grand Design Imagine travel trailer 2670MK highlights: Desk Kitchen Island Fireplace Outside Griddle and 1.6 Cu. Ft. Refrigerator With this Imagine travel trailer, you can work while you're on the road because it offers you a desk in the main living area. ...

                              • Sale

                              $43,995

                                New 2026 Grand Design Transcend 265BHT available in Newtown, Connecticut
                                42

                                New 2026 Grand Design Transcend 265BHT

                                New Travel Trailer in Newtown, Connecticut 06470

                                For Sale by Blue Compass RV Newtown

                                Grand Design Transcend travel trailer 265BHT highlights: Theater Seating Dual Entry Doors Double-Size Bunks Pull-Out Trash Can Pet Dish Your crew of eight will love camping in this spacious travel trailer! There are double-size bunks in the back with step ...

                                • Sale

                                $38,999

                                  Used 2024 Grand Design Imagine XLS 23LDE available in Newtown, Connecticut
                                  1

                                  Used 2024 Grand Design Imagine XLS 23LDE

                                  Used Travel Trailer in Newtown, Connecticut 06470

                                  For Sale by Blue Compass RV Newtown

                                  Grand Design Imagine XLS travel trailer 23LDE highlights: 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 spouse, or you've ...

                                    $29,900

                                      New 2025 Grand Design Momentum G-Class 27G available in Newtown, Connecticut
                                      14

                                      New 2025 Grand Design Momentum G-Class 27G

                                      New Toy Hauler in Newtown, Connecticut 06470

                                      For Sale by Blue Compass RV Newtown

                                      Grand Design Momentum G-Class travel trailer toy hauler 27G highlights: 14' 1" Garage Two Euro Chairs 30 Gallon Fuel Station Slide Out Wardrobe Queen Bed You are sure to love this new Momentum G-Class toy hauler travel trailer that provides enough space up ...

                                      • Sale

                                      $59,999

                                        New 2026 Grand Design Reflection 150 Series 270BN available in Newtown, Connecticut
                                        23

                                        New 2026 Grand Design Reflection 150 Series 270BN

                                        New Fifth Wheel in Newtown, Connecticut 06470

                                        For Sale by Blue Compass RV Newtown

                                        Grand Design Reflection 150 Series fifth wheel 270BN highlights: Outside Griddle Walk-In Shower Breakfast Nook Outdoor Spray Port 78" Theater Seating You will love this fifth wheel featuring a single slide for added interior living space and all the comfor ...

                                        • Sale

                                        $67,995

                                          New 2026 Grand Design Transcend Xplor 26BHX available in Newtown, Connecticut
                                          29

                                          New 2026 Grand Design Transcend Xplor 26BHX

                                          New Travel Trailer in Newtown, Connecticut 06470

                                          For Sale by Blue Compass RV Newtown

                                          Grand Design Transcend Xplor travel trailer26BHXhighlights: Double-Size Bunk Beds with Curtains Booth Dinette Entry Counter with Shoe Storage Queen Bed 60" Roll Over Sofa Camping with your larger family or when you want to take along a few extra friends is ...

                                          • Sale

                                          $27,999

                                            New 2025 Grand Design Momentum M-Class 395MS available in Newtown, Connecticut
                                            19

                                            New 2025 Grand Design Momentum M-Class 395MS

                                            New Toy Hauler in Newtown, Connecticut 06470

                                            For Sale by Blue Compass RV Newtown

                                            Grand Design Momentum M-Class toy hauler 395MShighlights: 14' Separate Garage L-Shaped Pull-Out Sofa Theatre Seating Free Standing Dinette Dual Entry Doors Universal Docking Station You want a toy hauler to carry your toys to the trails, and include many a ...

                                            • Sale

                                            $122,995

                                              New 2026 Grand Design Transcend One 151RB available in Newtown, Connecticut
                                              14

                                              New 2026 Grand Design Transcend One 151RB

                                              New Travel Trailer in Newtown, Connecticut 06470

                                              For Sale by Blue Compass RV Newtown

                                              Grand Design Transcend One travel trailer 151RB highlights: 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 a queen-size Mur ...

                                              • Sale

                                              $18,995

                                                New 2026 Grand Design Transcend 315RKT available in Newtown, Connecticut
                                                27

                                                New 2026 Grand Design Transcend 315RKT

                                                New Travel Trailer in Newtown, Connecticut 06470

                                                For Sale by Blue Compass RV Newtown

                                                Grand Design Transcend travel trailer 315RKT highlights: Rear Kitchen Exterior Griddle Slide Out Pet Dish Kitchen Pantry Front Private Bedroom Storage Ottoman If you're looking for a cozy travel trailer for two, this is the one! You can sleep soundly each ...

                                                • Sale

                                                $44,999

                                                  New 2026 Grand Design Reflection 337RLS available in Newtown, Connecticut
                                                  17

                                                  New 2026 Grand Design Reflection 337RLS

                                                  New Fifth Wheel in Newtown, Connecticut 06470

                                                  For Sale by Blue Compass RV Newtown

                                                  Grand Design Reflection fifth wheel 337RLS highlights: Rear Tri-Fold Sofa Fireplace Hutch Theater Seating Solar Package You can enjoy a spacious rear living area in this RV with dual opposing slides offering you entertainment, kitchen amenities, seating an ...

                                                  • Sale

                                                  $79,995

                                                    New 2025 Grand Design Imagine XLS 23LDE available in Newtown, Connecticut
                                                    15

                                                    New 2025 Grand Design Imagine XLS 23LDE

                                                    New Travel Trailer in Newtown, Connecticut 06470

                                                    For Sale by Blue Compass RV Newtown

                                                    Grand Design Imagine XLS travel trailer 23LDE highlights: 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 spouse, or you've ...

                                                    • Sale

                                                    $33,995

                                                      New 2026 Grand Design Transcend One 151RB available in Newtown, Connecticut
                                                      14

                                                      New 2026 Grand Design Transcend One 151RB

                                                      New Travel Trailer in Newtown, Connecticut 06470

                                                      For Sale by Blue Compass RV Newtown

                                                      Grand Design Transcend One travel trailer 151RB highlights: 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 a queen-size Mur ...

                                                      • Sale

                                                      $18,995

                                                        New 2026 Grand Design Transcend One 151BH available in Newtown, Connecticut
                                                        16

                                                        New 2026 Grand Design Transcend One 151BH

                                                        New Travel Trailer in Newtown, Connecticut 06470

                                                        For Sale by Blue Compass RV Newtown

                                                        Grand Design Transcend One travel trailer 151BH highlights: Bunk Beds Unobstructed 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 private ...

                                                        • Sale

                                                        $17,995

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