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

50 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 Montana 3761FL available in Newfield, New Jersey
34

Used 2021 Keystone Montana 3761FL

Used Fifth Wheel in Newfield, New Jersey 08344

For Sale by Crossroads Trailer Sales, Inc.

Keystone Montana 3761FL Fifth Wheel — Luxury Towable RV Overview Overview Discover the pinnacle of travel trailer luxury with the 2021 Keystone Montana 3761FL, a premier towable RV delivering comfort, space, and dependable performance on long journey ...

  • Sale
  • Consignment
  • In Stock
  • New Arrival

$65,900

    Used 2024 Keystone Cougar Half-Ton 33RLI available in Newfield, New Jersey
    27

    Used 2024 Keystone Cougar Half-Ton 33RLI

    Used Travel Trailer in Newfield, New Jersey 08344

    For Sale by Crossroads Trailer Sales, Inc.

    2024 Towable RV Travel Trailer — Floorplan 33RLI (Stock 7536) This 2024 travel trailer is a towable recreational vehicle designed for family adventures, weekend escapes, and cross-country road trips. Featuring the 33RLI floorplan, it blends practical ...

    • Sale
    • In Stock
    • New Arrival
    • Special
    • Recent Trade-In

    $42,900

      Used 2018 Keystone Cougar XLite 25RES available in Milford North, Delaware
      19

      Used 2018 Keystone Cougar XLite 25RES

      Used Fifth Wheel in Milford North, Delaware 19963

      For Sale by Delmarva RV Center (Milford North)

       2018 Keystone Cougar XLite 25RES Fifth Wheel DRY WEIGHT 7035LBS SLEEPS 8 POWER AWNING 2 SLIDES FRONT BEDROOM SIDE BATHROOM DOUBLE DOOR REFRIGERATOR     WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN PROVIDE FAST AND EASY ...

      • Sale
      • In Stock
      • Recent Trade-In
      • Reduced

      $18,900

        Used 2011 Keystone Cougar 325SRX available in Newfield, New Jersey
        26

        Used 2011 Keystone Cougar 325SRX

        Used Toy Hauler in Newfield, New Jersey 08344

        For Sale by Crossroads Trailer Sales, Inc.

        Discover the Versatile 2011 Keystone Cougar Toy Hauler RVIf you're in search of a reliable and spacious travel trailer that combines comfort with utility, the 2011 Keystone Cougar Toy Hauler is an excellent choice. Designed for adventure seekers and outdoo ...

        • Sale
        • In Stock
        • New Arrival
        • Recent Trade-In

        $9,900

          Used 2019 Keystone Passport 175BH available in Milford, Delaware
          16

          Used 2019 Keystone Passport 175BH

          Used Travel Trailer in Milford, Delaware 19963

          For Sale by Delmarva RV Center

          2019 PASSPORT BY KEYSTONE MODEL 175BH    LIGHTWEIGHT POWER AWNING W/LED LIGHTING ROOF A/C SLEEPS 6 SIDE BUNK BEDS FULL DINETTE THAT EASILY CONVERTS INTO A BED REAR BATHROOM WITH TUB/SHOWER FLATSCREEN TV   WE WANT YOUR BUSINESS! WE TAKE ALL T ...

          • Sale
          • In Stock
          • Recent Trade-In
          • Reduced

          $14,995

            Used 2018 Keystone Montana 3000RE available in Milford, Delaware
            24

            Used 2018 Keystone Montana 3000RE

            Used Fifth Wheel in Milford, Delaware 19963

            For Sale by Delmarva RV Center

            2018 MONTANA BY KEYSTONE 3000RE   POWER AWNING 3 SLIDES DRY WEIGHT 11,980LBS DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM LARGE SIDE BY SIDE REFRIGERATOR PANTRY 2 FLATSCREEN TV'S   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES ...

            • Sale
            • In Stock
            • New Arrival
            • Recent Trade-In

            $29,900

              Used 2011 Keystone Montana Mountaineer 345DBQ 2-BdRM Quad Slide, 1 & 1/2 Baths, Bunks available in Williamstown, New Jersey
              51

              Used 2011 Keystone Montana Mountaineer 345DBQ 2-BdRM Quad Slide, 1 & 1/2 Baths, Bunks

              Used Fifth Wheel in Williamstown, New Jersey 08094

              For Sale by White Horse RV Center

              Choosing White Horse RV Center means more than just buying an RV; it’s about investing in a seamless, enjoyable experience. With over 50 years of expertise, we ensure your RV journey is fun and hassle-free. Our RV Essentials Package and transparent p ...

              • Sale
              • Blow Out Price
              • Special

              $17,995

                Used 2021 Keystone Cougar Half-Ton 25DBSWE available in Milford, Delaware
                18

                Used 2021 Keystone Cougar Half-Ton 25DBSWE

                Used Travel Trailer in Milford, Delaware 19963

                For Sale by Delmarva RV Center

                2021 COUGAR HALF TON KEYSTONE  25DBSWE   DRY WEIGHT 6110LBS POWER AWNING OUTSIDE KITCHEN ONE SLIDE SLEEPS 8 FRONT BEDROOM CORNER BATHROOM BUNKS  U SHAPED DINETTE FLATSCREEN TV  DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS ...

                • Sale
                • In Stock
                • New Arrival
                • Recent Trade-In

                $25,900

                  Used 2025 Keystone Hideout Sport East 291BR **PRE-OWNED** available in Clayton, Delaware
                  26

                  Used 2025 Keystone Hideout Sport East 291BR **PRE-OWNED**

                  Used Travel Trailer in Clayton, Delaware 19938

                  For Sale by Alexander RV & Trailer Center

                  HUGE PRIVATE BUNKROOM 1 SLIDE OUT 2 BEDROOMS SLEEPS 10 PEOPLE TANKLESS HOT WATER HEATER POWER AWNING & TONGUE JACK TONS OF STORAGE INSIDE & OUT! SOLAR PREPPED  **HALF TON TOWABLE**ONLY 6,815 LBS**

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

                  $26,950

                    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 2025 Keystone Montana 3915TB available in Sewell, New Jersey
                      6

                      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 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  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 2021 Keystone Montana 3855BR available in Clermont, New Jersey
                            35

                            Used 2021 Keystone Montana 3855BR

                            Used Fifth Wheel in Clermont, New Jersey 08210

                            For Sale by Driftwood RV Center

                            Keystone Montana fifth wheel 3855BRhighlights: Bonus Room Loft Area Free-Standing Dinette Residential Refrigerator Outside Kitchen Power Theater Seating Whether it's a weekend at your local state park or a month-long journey across the country, you'll find ...

                            • Sale

                            $47,900

                              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 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 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 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 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 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 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 2019 Keystone Cougar Half-Ton West 27RLSWE available in Felton, Delaware
                                              11

                                              Used 2019 Keystone Cougar Half-Ton West 27RLSWE

                                              Used Fifth Wheel in Felton, Delaware 19943

                                              For Sale by Callaway Outdoors LLC

                                              2019 Keystone Cougar 27RLSWE – Compact Size, Big Living Space! Looking for a fifth wheel that’s easy to tow but doesn’t sacrifice comfort or space? This 2019 Keystone Cougar 27RLSWE packs in all the features of a larger unit while keeping ...

                                              • In Stock
                                              • Under Warranty

                                              $24,900

                                                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 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

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