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View New & Used Keystone RVs for Sale in or near Queenstown, Maryland

79 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 2023 Keystone Hideout 28RKS available in Milford North, Delaware
18

Used 2023 Keystone Hideout 28RKS

Used Travel Trailer in Milford North, Delaware 19963

For Sale by Delmarva RV Center (Milford North)

2023 HIDEOUT BY KEYSTONE 28RKS   POWER AWNING W/LED LIGHTS OUTSIDE KITCHEN DRY WEIGHT 6840LBS ONE SLIDE SLEEPS 4 FRONT BEDROOM SIDE BATHROOM FIREPLACE FLATSCREEN TV  DUCTED ROOF A/C DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE ...

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

$24,900

    Used 2017 Keystone Raptor 425TS available in Milford North, Delaware
    24

    Used 2017 Keystone Raptor 425TS

    Used Toy Hauler in Milford North, Delaware 19963

    For Sale by Delmarva RV Center (Milford North)

    2018 RAPTOR BY KEYSTONE 425TS   POWER AWNING 3 SLIDES DUCTED ROOF A/C SLEEPS 9 UPPER LOFT AREA POWER DROP DOWN BEDS FRONT BEDROOM BATH AND A HALF  FLATSCREEN TV  LARGE REFRIGERATOR WALKTHROUGH BATHROOM FIREPLACE WASHER/DRYER PREP    ...

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

    $44,900

      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

      $16,900

        New 2026 Keystone Cougar 316RLS available in Milford North, Delaware
        23

        New 2026 Keystone Cougar 316RLS

        New Fifth Wheel in Milford North, Delaware 19963

        For Sale by Delmarva RV Center (Milford North)

        2026 KEYSTONE COUGAR 316RLS   POWER AWNING DRY WEIGHT 11090LBS 3 SLIDES DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM PANTRY FLATSCREEN TV  FIREPLACE   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN PROVIDE FAST AN ...

        • Sale
        • In Stock
        • New Arrival

        $67,995

          Used 2016 Keystone Springdale Summerland SM3030 available in Milford, Delaware
          19

          Used 2016 Keystone Springdale Summerland SM3030

          Used Travel Trailer in Milford, Delaware 19963

          For Sale by Delmarva RV Center

          2016 SUMMERLAND BY KEYSTONE SM3030   POWER AWNING DRY WEIGHT 7310LBS OUTSIDE KITCHEN 2 SLIDES FRONT AND REAR ENTRY DOORS SLEEPS 8 DUCTED ROOF A/C FRONT BEDROOM SIDE BATHROOM U SHAPED DINETTE BUNK ROOM DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSIN ...

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

          $14,900

            Used 2021 Keystone Avalanche 322RL available in Milford, Delaware
            25

            Used 2021 Keystone Avalanche 322RL

            Used Fifth Wheel in Milford, Delaware 19963

            For Sale by Delmarva RV Center

            2021 AVALANCHE BY KEYSTONE 322RL   POWER AWNING DRY WEIGHT 11940LBS 3 SLIDES DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM LARGE REFRIGERATOR 2 FLATSCREEN TV'S FIREPLACE   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN ...

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

            $34,900

              New 2026 Keystone Cougar Half-Ton 26LBW available in Milford North, Delaware
              20

              New 2026 Keystone Cougar Half-Ton 26LBW

              New Travel Trailer in Milford North, Delaware 19963

              For Sale by Delmarva RV Center (Milford North)

              2026 COUGAR HALF TON BY KEYSTONE 26LBW   POWER AWNING DRY WEIGHT 7180LBS ONE SLIDE DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM REAR BATHROOM DINETTE FLATSCREEN TV FIREPLACE PANTRY WASHER DRYER PREP DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLK ...

              • Sale
              • In Stock
              • New Arrival

              $44,995

                New 2026 Keystone Cougar 320RDS available in Milford North, Delaware
                24

                New 2026 Keystone Cougar 320RDS

                New Fifth Wheel in Milford North, Delaware 19963

                For Sale by Delmarva RV Center (Milford North)

                2026 COUGAR BY KEYSTONE MODEL 320RDS   POWER AWNING 3 SLIDES DRY WEIGHT 11310LBS DUCTED ROOF A/C CEILING FAN SLEEPS 4 FRONT BEDROM SIDE BATHROOM LARGE SIDE BY SIDE REFRIGERATOR FLATSCREEN TV  FIREPLACE   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ...

                • Sale
                • In Stock
                • New Arrival

                $76,995

                  New 2026 Keystone Cougar Half-Ton 22RBS available in Milford North, Delaware
                  19

                  New 2026 Keystone Cougar Half-Ton 22RBS

                  New Travel Trailer in Milford North, Delaware 19963

                  For Sale by Delmarva RV Center (Milford North)

                  2026 COUGAR HALF-TON BY KEYSTONE MODEL 22RBS   POWER AWNING  ONE SLIDE DRY WEIGHT 5840LBS 30 AMP POWER SUPPLY DUCTED ROOF A/C SLEEPS 2 RECLINING SEATS CORNER BATHROOM FLATSCREEN TV  DOUBLE DOOR REFRIGERATOR       WE WANT YOUR ...

                  • Sale
                  • In Stock
                  • New Arrival

                  $39,995

                    Used 2012 Keystone Outback 312BH available in Milford North, Delaware
                    20

                    Used 2012 Keystone Outback 312BH

                    Used Travel Trailer in Milford North, Delaware 19963

                    For Sale by Delmarva RV Center (Milford North)

                    2012 OUTBACK BY KEYSTONE 312BH   AWNING 2 SLIDES DRY WEIGHT 7,579LBS OUTSIDE KITCHEN DUCTED ROOF A/C SLEEPS 10 FRONT BEDROOM SIDE BATHROOM BUNK ROOM U SHAPED DINETTE FLATSCREEN TV  DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE ...

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

                    $14,900

                      Used 2021 Keystone Cougar Half-Ton East 26RBS available in Milford North, Delaware
                      19

                      Used 2021 Keystone Cougar Half-Ton East 26RBS

                      Used Travel Trailer in Milford North, Delaware 19963

                      For Sale by Delmarva RV Center (Milford North)

                      2021 COUGAR HALF TON BY KEYSTONE 26RBS   DRY WEIGHT 6620LBS POWER AWNING ONE SLIDE DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM REAR BATHROOM DINETTE FLATSCREEN TV  FIREPLACE DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYP ...

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

                      $29,900

                        New 2026 Keystone Cougar Half-Ton 23MLE available in Milford North, Delaware
                        20

                        New 2026 Keystone Cougar Half-Ton 23MLE

                        New Fifth Wheel in Milford North, Delaware 19963

                        For Sale by Delmarva RV Center (Milford North)

                        2026 COUGAR BY KEYSTONE MODEL 23MLE   POWER AWNING DRY WEIGHT 7820LB 2 SLIDES OUTSIDE REFRIGERATOR SLEEPS 4 FRONT BEDROOM SIDE BATHROOM DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN TV   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! W ...

                        • Sale
                        • In Stock
                        • New Arrival

                        $49,995

                          Used 2021 Keystone Coleman Lantern 2515RL available in Milford, Delaware
                          17

                          Used 2021 Keystone Coleman Lantern 2515RL

                          Used Travel Trailer in Milford, Delaware 19963

                          For Sale by Delmarva RV Center

                          2021 KEYSTONE COLEMAN LANTERN 2515RL   POWER AWNING DRY WEIGHT 5730LBS ONE SLIDE DUCTED ROOF A/C SLEEPS 6 FRONT BEDROOM WALKTHROUGH BATHROOM DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN TV  FIREPLACE   WE WANT YOUR BUSINESS FOLKS!! WE TAKE AL ...

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

                          $18,900

                            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    DRY WEIGHT 3255LBS 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 TAK ...

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

                            $9,900

                              New 2026 Keystone Cougar 360MBI available in Milford North, Delaware
                              30

                              New 2026 Keystone Cougar 360MBI

                              New Fifth Wheel in Milford North, Delaware 19963

                              For Sale by Delmarva RV Center (Milford North)

                              2026 COUGAR BY KEYSTONE 360MBI HERO EDITION   POWER AWNING  GREEN LED ACCENT LIGHTING  FRAMELESS WINDOWS  BLACKOUT RIMS INDUSTRY EXCLUSIVE FULL BODY PAINT MATTE FINISH  4 SLIDES DRY WEIGHT 12580LBS DUCTED ROOF A/C SLEEPS 8 FRONT BE ...

                              • Sale
                              • Coming Soon
                              • On Order

                              $79,995

                                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

                                  New 2026 Keystone Cougar Half-Ton 29MBD available in Milford North, Delaware
                                  22

                                  New 2026 Keystone Cougar Half-Ton 29MBD

                                  New Fifth Wheel in Milford North, Delaware 19963

                                  For Sale by Delmarva RV Center (Milford North)

                                  2026 COUGAR HALF TON BY KEYSTONE 29MBD   POWER AWNING 2 SLIDES DRY WEIGHT 9420LBS SLEEPS 7 FRONT BEDROOM SIDE BATHROOM SIDE BUNK ROOM DINETTE FLATSCREEN TV DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE ...

                                  • Sale
                                  • In Stock
                                  • New Arrival

                                  $54,995

                                    New 2026 Keystone Cougar Half-Ton 28BHS available in Milford North, Delaware
                                    23

                                    New 2026 Keystone Cougar Half-Ton 28BHS

                                    New Travel Trailer in Milford North, Delaware 19963

                                    For Sale by Delmarva RV Center (Milford North)

                                    2026 COUGAR HALF TON BY KEYSTONE 28BHS   POWER AWNING ONE SLIDE  DRY WEIGHT 7390LBS DUCTED ROOF A/C SLEEPS 8 FRONT BEDROOM SIDE BATHROOM BUNKS  DINETTE DOUBLE DOOR REFRIGERATOR FIREPLACE FLATSCREEN TV  PANTRY WE WANT YOUR BUSINESS FOLKS ...

                                    • Sale
                                    • In Stock
                                    • New Arrival

                                    $44,995

                                      New 2025 Keystone Cougar Half-Ton 23MLE available in Milford, Delaware
                                      19

                                      New 2025 Keystone Cougar Half-Ton 23MLE

                                      New Fifth Wheel in Milford, Delaware 19963

                                      For Sale by Delmarva RV Center

                                      2025 COUGAR BY KEYSTONE MODEL 23MLE   POWER AWNING 2 SLIDES OUTSIDE KITCHEN SLEEPS 4 FRONT BEDROOM SIDE BATHROOM DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN TV   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN PROVIDE FAST AND ...

                                      • Sale
                                      • Blow Out Price
                                      • In Stock
                                      • Special

                                      $40,900

                                        New 2026 Keystone Cougar Half-Ton East 29RLP available in Milford North, Delaware
                                        22

                                        New 2026 Keystone Cougar Half-Ton East 29RLP

                                        New Travel Trailer in Milford North, Delaware 19963

                                        For Sale by Delmarva RV Center (Milford North)

                                        2026 COUGAR HALF TON BY KEYSTONE 29RLP   POWER AWNING 2 SLIDES DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM DINETTE PANTRY DOUBLE DOOR REFRIGERATOR FLATSCREEN TV  FIREPLACE   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES! ...

                                        • Sale
                                        • Coming Soon
                                        • On Order

                                        $47,995

                                          New 2026 Keystone Cougar Half-Ton 33RLI available in Milford North, Delaware
                                          27

                                          New 2026 Keystone Cougar Half-Ton 33RLI

                                          New Travel Trailer in Milford North, Delaware 19963

                                          For Sale by Delmarva RV Center (Milford North)

                                          2026 COUGAR HALF TON BY KEYSTONE MODEL 33RLI   POWER AWNING 3 SLIDES DRY WEIGHT 8550LBS 50 AMP POWER SUPPLY DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM W/KING BED SIDE BATHROOM DOUBLE DOOR REFRIGERATOR PANTRY FIREPLACE FLATSCREEN TV WE WANT YOUR BUSINESS F ...

                                          • Sale
                                          • In Stock
                                          • New Arrival

                                          $52,995

                                            New 2026 Keystone Cougar Half-Ton 26RKE available in Milford North, Delaware
                                            22

                                            New 2026 Keystone Cougar Half-Ton 26RKE

                                            New Fifth Wheel in Milford North, Delaware 19963

                                            For Sale by Delmarva RV Center (Milford North)

                                            2026 COUGAR HALF TON BY KEYSTONE 26RKE    2 POWER AWNING'S 2 SLIDES OUTSIDE KITCHEN DUCTED ROOF A/C DRY WEIGHT 9020 LBS SLEEPS 4 FRONT BEDROOM SIDE BATHROOM DINETTE FLATSCREEN TV  FIREPLACE CEILING FAN LARGE SIDE BY SIDE REFRIGERATOR   ...

                                            • Sale
                                            • Coming Soon
                                            • On Order

                                            $54,995

                                              New 2026 Keystone Cougar 34TSB available in Milford North, Delaware
                                              23

                                              New 2026 Keystone Cougar 34TSB

                                              New Travel Trailer in Milford North, Delaware 19963

                                              For Sale by Delmarva RV Center (Milford North)

                                              2026 COUGAR BY KEYSTONE 34TSB   POWER AWNING DRY WEIGHT 8890LBS 3 SLIDES DUCTED ROOF A/C OUTSIDE REFRIGERATOR SLEEPS 9 FRONT BEDROOM SIDE BATHROOM DINETTE DOUBLE DOOR REFRIGERATOR BUNK ROOM FLATSCREEN TV  FIREPLACE     WE WANT YOUR BUSI ...

                                              • Sale
                                              • In Stock
                                              • New Arrival

                                              $54,995

                                                New 2026 Keystone Cougar 350LLK available in Milford, Delaware
                                                24

                                                New 2026 Keystone Cougar 350LLK

                                                New Fifth Wheel in Milford, Delaware 19963

                                                For Sale by Delmarva RV Center

                                                2026 COUGAR BY KEYSTONE 350LLK   POWER AWNING 4 SLIDES DUCTED ROOF A/C DRY WEIGHT 11980LBS CEILING FAN SLEEPS 4 FRONT BEDROOM SIDE BATHROOM LARGE DOUBLE DOOR REFRIGERATOR PANTRY DINETTE FIREPLACE FLATSCREEN TV    WE WANT YOUR BUSINESS FOLKS! ...

                                                • Sale
                                                • In Stock
                                                • New Arrival

                                                $79,995

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