• Price
  • To
  • Length
  • To
  • Dry Weight
  • To
  • Mileage
  • To
  • Sleeping Capacity
  • To

View Used Keystone RVs for Sale in or near Middletown, Delaware

94 listings match your search

Find your perfect Keystone rv for sale from the search results below. Contact a member to gain further information. Let our member network help you find your dream unit so you can further enjoy the rv lifestyle!
Used 2021 Keystone Cougar 316RLS available in Pylesville, Maryland
14

Used 2021 Keystone Cougar 316RLS

Used Fifth Wheel in Pylesville, Maryland 21132

For Sale by Pop RVs

Stock #464812 - Loaded, 1-Owner, Stored Inside, 2021 Keystone Cougar 316RLS, King Bed, Levelers, W/D Prep. Solar.********************** CERTIFIED SINGLE OWNER **********************This one-owner, 2021 Keystone Cougar 316RLS 5th wheel is loaded with every ...

  • Consignment

$44,500

    Used 2017 Keystone Montana High Country 353RL available in West Chester, Pennsylvania

    Used 2017 Keystone Montana High Country 353RL

    Used Fifth Wheel in West Chester, Pennsylvania 19382

    For Sale by General RV Center

    This Keystone Montana High Country fifth wheel model 353RL features triple slides for added interior space, a rear living layout, and a convenient kitchen island, plus more! As you enter notice the coat closet to your right and how open the main living spa ...

    • Sale

    $29,995

      Used 2017 Keystone Retreat 391LOFT available in Clermont, New Jersey
      32

      Used 2017 Keystone Retreat 391LOFT

      Used Destination Trailer in Clermont, New Jersey 08210

      For Sale by Driftwood RV Center

      This Retreat destination unit 391LOFT by Keystone RV brings youthe feel of homeall while you enjoyyour camping experience. In this unit you will find dual entry doors, a rear loft area above the master bedroom, triple slides for added interior space, and e ...

      • Sale

      $28,999

        Used 2015 Keystone Cougar X-Lite 29RLI available in Clermont, New Jersey
        26

        Used 2015 Keystone Cougar X-Lite 29RLI

        Used Fifth Wheel in Clermont, New Jersey 08210

        For Sale by Driftwood RV Center

        This Cougar X-Lite fifth wheel 29RLI features a rear living area, triple slides, and a convenient center island. As you step inside you are greeted with a spacious combined kitchen and living area with dual slide outs. To the immediate left inside the door ...

        • Sale

        $22,000

          Used 2022 Keystone Hideout East 28RKS available in Clayton, Delaware
          24

          Used 2022 Keystone Hideout East 28RKS

          Used Travel Trailer in Clayton, Delaware 19938

          For Sale by Alexander RV Center

          **LARGE LIVING SPACE** 1 SLIDE OUT POWER EVERYTHING OUTSIDE KITCHEN RECLINERS FREESTANDING TABLE & 4 CHAIRS PORCELAIN TOILET GLASS SHOWER DOOR SLEEPS 4 PEOPLE GREAT FOR TOWING OR PARKING SEASONALLY!!

          • Sale
          • Blow Out Price
          • In Stock
          • New Arrival
          • Special

          $24,997

            Used 2017 Keystone  Summerland 2660RL available in Clermont, New Jersey
            24

            Used 2017 Keystone Summerland 2660RL

            Used Travel Trailer in Clermont, New Jersey 08210

            For Sale by Driftwood RV Center

            This rear living Summerland 2660RL by Springdale features a large slide out for added interior space, a u-shaped dinette, and dual entry.Step inside and notice the two recliners and center end table along the rear wall of the trailer. To your right is the ...

            • Sale

            $13,999

              Used 2020 Keystone Alpine 3400RS available in Chester, Maryland
              116

              Used 2020 Keystone Alpine 3400RS

              Used Fifth Wheel in Chester, Maryland 21619

              For Sale by Pop RVs

              Stock #315556 - 2020 Alpine 34RL by Keystone! Arctic Package w/ Dual A/C Units, Auto Leveling, Full Cover, & Much More! Sleeps 4 w/ 3 Slides!The Alpine 3400 RS made by Keystone has an abundance of features that make her stand above her competition. With th ...

              • Sale
              • Consignment
              • Reduced

              $46,000

                Used 2019 Keystone Passport 2521RL Grand Touring available in West Chester, Pennsylvania
                21

                Used 2019 Keystone Passport 2521RL Grand Touring

                Used Travel Trailer in West Chester, Pennsylvania 19382

                For Sale by General RV Center

                Keystone Passport 2521RL Grand Touring travel trailer highlights: U-Shaped Dinette Jack-Knife Sofa Radius Shower Private Bedroom Been wondering how you can travel the country to see new places without leaving all your comforts of home behind? This travel t ...

                • Sale

                $17,995

                  Used 2021 Keystone Cougar 364BHL available in Milton, Delaware
                  129

                  Used 2021 Keystone Cougar 364BHL

                  Used Fifth Wheel in Milton, Delaware 19968

                  For Sale by Pop RVs

                  Stock #367829 - POPULAR ** COUGAR 364BHL ** HUGE BUNK ROOM with 1/2 Bath ** READY TO GO !!2021 Cougar Keystone 364BHL fifth wheel. ** ONE OWNER RV **Step inside and enjoy the spacious layout. Room for the whole family !!Sit back and relax on the theater se ...

                  • Sale
                  • Consignment
                  • Reduced

                  $44,995

                    Used 2019 Keystone Springdale 282BH available in West Chester, Pennsylvania

                    Used 2019 Keystone Springdale 282BH

                    Used Travel Trailer in West Chester, Pennsylvania 19382

                    For Sale by General RV Center

                    Keystone Springdale travel trailer 282BH highlights: Large Slide Out Dinette Dual Entry/Exit Doors Double Bed Bunk Beds For the larger family, this Springdale 282BH by Keystone is the perfect travel trailer. It features a set of double size bunks, two entr ...

                    • Sale

                    $14,995

                      Used 2019 Keystone Alpine 3700FL available in Clayton, Delaware
                      16

                      Used 2019 Keystone Alpine 3700FL

                      Used Fifth Wheel in Clayton, Delaware 19938

                      For Sale by Pop RVs

                      Stock #413347 - WOW !! 2019 ALPINE 3700FL ** Only used 6-7 times ** NO pets & NON smoking ** READY TO GO !!WOW !! 2019 ALPINE 3700FL Step inside this gorgeous RV and experience true residential-style amenities.The Front Living room layout provides Two Sofa ...

                      • Sale
                      • Consignment
                      • Reduced

                      $48,000

                        Used 2018 Keystone Hideout 299RLDS available in Clayton, Delaware
                        28

                        Used 2018 Keystone Hideout 299RLDS

                        Used Fifth Wheel in Clayton, Delaware 19938

                        For Sale by Alexander RV & Trailer Center

                        **ONE OWNER** 2 OPPOSING SLIDE OUTS 2 A/C UNITS (50 AMP) OUTSIDE KITCHEN HEATED & ENCLOSED UNDERBELLY THEATER SEATING POWER JACKS & AWNING ISLAND KITCHEN LITE WEIGHT!!

                        • Sale
                        • Blow Out Price
                        • In Stock
                        • New Arrival
                        • Special
                        • Reduced

                        $22,975

                          Used 2024 Keystone Cougar 320RDS available in Denton, Maryland
                          140
                          1

                          Used 2024 Keystone Cougar 320RDS

                          Used Fifth Wheel in Denton, Maryland 21629

                          For Sale by Pop RVs

                          Stock #473522 - BEAUTIFUL ** 2024 COUGAR 320RDS ** MIDNIGHT EDITION ** ONE OWNER ** STORED INDOORS ** READY TO GO !!********************** CERTIFIED SINGLE OWNER **********************THIS IS THE ONE !!Beautiful 2024 COUGAR 320RDS with the upgraded Midnigh ...

                          • Consignment

                          $66,200

                            Used 2022 Keystone Cougar Half-Ton 32BHS available in Felton, Delaware
                            14

                            Used 2022 Keystone Cougar Half-Ton 32BHS

                            Used Fifth Wheel in Felton, Delaware 19943

                            For Sale by Callaway Outdoors LLC

                            2022 Keystone Cougar Half-Ton 32BHS – Spacious Family Camper Loaded with Features! Take the whole crew on the road in style with this 2022 Keystone Cougar Half-Ton 32BHS! Known for its smart layout and premium touches, this travel trailer is perfect ...

                            • In Stock
                            • Under Warranty

                            $31,000

                              Used 2019 Keystone Montana 3790RD available in West Chester, Pennsylvania

                              Used 2019 Keystone Montana 3790RD

                              Used Fifth Wheel in West Chester, Pennsylvania 19382

                              For Sale by General RV Center

                              Keystone Montana fifth wheel 3790RD highlights: Separate Rear Living Coffee Station Kitchen Island Fireplace RV Refrigerator Exterior Storage Tray If you want your own space to cook, your own space to watch TV, and your own private bedroom, take a look at ...

                              • Sale

                              $45,995

                                Used 2021 Keystone Fuzion 424 available in Stevensville, Maryland
                                20

                                Used 2021 Keystone Fuzion 424

                                Used Toy Hauler in Stevensville, Maryland 21666

                                For Sale by For Sale By Owner

                                2021 Keystone Fuzion 424 Toy Hauler – $85,000 OBO Adventure-ready & packed with upgrades!13’6” garage for toys or extra spaceSleeps 6–8 comfortably1 ½ baths4 TVs + indoor/outdoor speakersGenerator & aux fuel tanks New ...

                                  $85,000

                                    Used 2023 Keystone Montana 3781RL available in Pilesgrove, New Jersey
                                    22

                                    Used 2023 Keystone Montana 3781RL

                                    Used Fifth Wheel in Pilesgrove, New Jersey 08098

                                    For Sale by Pop RVs

                                    Stock #434256 - Only used 1 Season ! 2023 Montana by Keystone (3781RL) - Fifth Wheel RV in Pilesgrove, NJLooking for a great Fifth Wheel RV for your next adventure? Look no further than this 2023 Montana 3781RL, which has everything you need to hit the roa ...

                                    • Sale
                                    • Consignment
                                    • Reduced

                                    $73,999

                                      Used 2019 Keystone Bullet 34BIPR-3S available in West Chester, Pennsylvania
                                      36

                                      Used 2019 Keystone Bullet 34BIPR-3S

                                      Used Travel Trailer in West Chester, Pennsylvania 19382

                                      For Sale by General RV Center

                                      Keystone Premier Ultra Lite 34BIPR travel trailer highlights: Outdoor Entertainment Master Suite Private Bunkhouse Kitchen Island Three Slides If you want a unit that is both functional and elegant, then you need this Premier Ultra Lite travel trailer. Eve ...

                                      • Sale

                                      $19,995

                                        Used 2025 Keystone Montana 3915TB available in Sewell, New Jersey
                                        7

                                        Used 2025 Keystone Montana 3915TB

                                        Used Fifth Wheel in Sewell, New Jersey 08080

                                        For Sale by Campers Inn RV Signature Collection

                                        Keystone Montana fifth wheel 3915TB highlights: Two Full Baths Four Slide Outs Middle Kitchen/Living Shower with a Seat Two Power Awnings Free-Standing Dinette with Storage Traveling with friends and family is easier than ever with this fifth wheel in tow! ...

                                        • Sale

                                        $95,960

                                          Used 2021 Keystone Montana 3761FL available in Cape May Court House, New Jersey
                                          14

                                          Used 2021 Keystone Montana 3761FL

                                          Used Fifth Wheel in Cape May Court House, New Jersey 08210

                                          For Sale by Pop RVs

                                          Stock #469259 - Well maintained 2021 Keystone Montana 3761FL! Ready to hit the road!This is a 2021 Montana 3761FL fifth wheel by Keystone. Features include a separate living room up front, a master suite with its own full bathroom, another half bathroom ou ...

                                          • Consignment

                                          $63,400

                                            Used 2018 Keystone Premier 22RBPR-1S available in West Chester, Pennsylvania
                                            24

                                            Used 2018 Keystone Premier 22RBPR-1S

                                            Used Travel Trailer in West Chester, Pennsylvania 19382

                                            For Sale by General RV Center

                                            Keystone Premier Ultra Lite 22RBPR travel trailer highlights: Private Bedroom U-Shaped Booth Dinette Outdoor Kitchen 15' Electric Awning 6' 11" Vaulted Ceilings Rear Bathroom What truly sets this Premier Ultra Lite travel trailer apart from the rest of the ...

                                            • Sale

                                            $16,995

                                              Used 2023 Keystone Montana High Country 377FL available in Collegeville, Pennsylvania
                                              28

                                              Used 2023 Keystone Montana High Country 377FL

                                              Used Fifth Wheel in Collegeville, Pennsylvania 19426

                                              For Sale by Pop RVs

                                              Stock #461173 - 2023 Keystone Montana High Country 377FL with four slide-outs!The 2023 Keystone Montana 377FL High Country is the epitome of luxury and functionality for those seeking comfort on the road. This High Country features a spacious front living ...

                                              • Sale
                                              • Consignment
                                              • Reduced

                                              $79,999

                                                Some text as placeholder. In real life you can have the elements you have chosen. Like, text, images, lists, etc.