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

View New & Used Keystone RVs for Sale in or near Dewey Beach, Delaware

80 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 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 316RLS available in Milford North, Delaware
    24

    New 2026 Keystone Cougar 316RLS

    New Fifth Wheel in Milford North, Delaware 19963

    For Sale by Delmarva RV Center (Milford North)

    2026 COUGAR BY KEYSTONE 316RLS   POWER AWNING 3 SLIDES DRY WEIGHT 11110LBS DUCTED ROOF A/C CEILING FAN SLEEPS 2 FRONT BEDROOM SIDE BATHROOM LARGE SIDE BY SIDE REFRIGERATOR FLATSCREEN TV  PANTRY  DINETTE FIREPLACE   WE WANT YOUR BUSINESS ...

    • Sale
    • In Stock
    • New Arrival

    $74,995

      Used 2023 Keystone Cougar Half-Ton 23MLE available in Milford, Delaware
      19

      Used 2023 Keystone Cougar Half-Ton 23MLE

      Used Fifth Wheel in Milford, Delaware 19963

      For Sale by Delmarva RV Center

      2023 COUGAR HALF TON BY KEYSTONE 23MLE   POWER AWNING DRY WEIGHT 7820LBS ONE SLIDE DUCTED ROOF A/C SLEEPS 4 OUTSIDE REFRIGERATOR PANTRY DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN TV  FRONT BEDROOM  SIDE BATHROOM   WE WANT YOUR BUSINESS ...

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

      $35,995

        New 2025 Keystone Cougar 290RLS available in Milford North, Delaware
        23

        New 2025 Keystone Cougar 290RLS

        New Fifth Wheel in Milford North, Delaware 19963

        For Sale by Delmarva RV Center (Milford North)

        2025 COUGAR BY KEYSTONE 290RLS   POWER AWNING 3 SLIDES CEILING FAN DUCTED ROOF A/C DRY WEIGHT 10660LBS SLEEPS 4 FRONT BEDROOM SIDE BATHROOM PANTRY FLATSCREEN TV  FIREPLACE CENTER ISLAND  LARGE SIDE BY SIDE REFRIGERATOR DINETTE WE WANT YOUR B ...

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

        $64,900

          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 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 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

                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

                  $16,900

                    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 28RLI available in Milford North, Delaware
                      25

                      New 2026 Keystone Cougar Half-Ton 28RLI

                      New Fifth Wheel in Milford North, Delaware 19963

                      For Sale by Delmarva RV Center (Milford North)

                      2026 COUGAR BY KEYSTONE 28RLI   POWER AWNING DRY WEIGHT 9170LBS 2 SLIDES DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM FIREPLACE FLATSCREEN TV  PANTRY DOUBLE DOOR  REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF ...

                      • Sale
                      • Coming Soon
                      • On Order

                      $54,995

                        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

                          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 360MBI available in Milford North, Delaware
                            29

                            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 FIFTH WHEEL   POWER AWNING w/ LED LIGHT STRIP WASHER/DRYER PREP 4 SLIDES 2 DUCTED ROOF A/C'S SLEEPS 8 PEOPLE FRONT MASTER BEDROOM SIDE BATHROOM SIDE BUNK ROOM LOFT AREA DINETTE FIREPLACE FLATSCREEN TV  LARGE REFRIGE ...

                            • Sale
                            • Coming Soon
                            • On Order

                            $69,995

                              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 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 350LLK available in Milford, Delaware
                                  24

                                  New 2026 Keystone Cougar 350LLK

                                  New Fifth Wheel in Milford, Delaware 19963

                                  For Sale by Delmarva RV Center

                                  G   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!! WE TAKE ALL TYPES OF TRADES ...

                                  • Sale
                                  • In Stock
                                  • New Arrival

                                  $79,995

                                    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

                                      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

                                      $19,900

                                        Used 2021 Keystone Fuzion 373 available in Milford, Delaware
                                        26

                                        Used 2021 Keystone Fuzion 373

                                        Used Fifth Wheel in Milford, Delaware 19963

                                        For Sale by Delmarva RV Center

                                        2021 FUZION BY KEYSTONE 373   POWER AWNING 3 SLIDES DRY WEIGHT 14,460LBS FRONT AND REAR ENTRY DOORS DUCTED ROOF A/C SLEEPS 8 FRONT BEDROOM SIDE BATHROOM BATH AND  A HALF FIREPLACE 2 FLATSCREEN TV'S  LARGE SIDE BY SIDE REFRIGERATOR LOFT AREA ...

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

                                        $59,900

                                          New 2026 Keystone Cougar Half-Ton 32BHS available in Milford North, Delaware
                                          20

                                          New 2026 Keystone Cougar Half-Ton 32BHS

                                          New Fifth Wheel in Milford North, Delaware 19963

                                          For Sale by Delmarva RV Center (Milford North)

                                          2026 KEYSTONE COUGAR HALF TON 32BHS   POWER AWNING FRONT AND REAR ENTRY DOORS 2 SLIDES OUTSIDE KITCHEN DRY WEIGHT 9550LBS DUCTED ROOF A/C SLEEPS 10 FRONT BEDROOM SIDE BATHROOM BUNK ROOM BATH AND  A HALF DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN ...

                                          • Sale
                                          • In Stock
                                          • New Arrival

                                          $57,995

                                            New 2026 Keystone Cougar Half-Ton East 25FKD available in Milford North, Delaware
                                            23

                                            New 2026 Keystone Cougar Half-Ton East 25FKD

                                            New Travel Trailer in Milford North, Delaware 19963

                                            For Sale by Delmarva RV Center (Milford North)

                                            2026 COUGAR HALF TON BY KEYSTONE MODEL 25FKD   POWER AWNING 2 SLIDES SLEEPS 4 REAR BEDROOM DUCTED ROOF A/C WALKTHROUGH BATHROOM DINETTE FLATSCREEN TV  FIREPLACE PANTRY DOUBLE DOOR REFRIGERATOR    WE WANT YOUR BUSINESS FOLKS!! WE TAKE AL ...

                                            • Sale
                                            • In Stock
                                            • New Arrival

                                            $44,995

                                              Used 2017 Keystone Hideout 299RLDS available in Milford, Delaware
                                              20

                                              Used 2017 Keystone Hideout 299RLDS

                                              Used Fifth Wheel in Milford, Delaware 19963

                                              For Sale by Delmarva RV Center

                                              2017 HIDEOUT BY KEYSTONE 299RLDS   POWER AWNING 2 SLIDES DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM SIDE BATHROOM DOUBLE DOOR REFRIGERATOR WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN PROVIDE FAST AND EASY FINANCING!! CALL OR EMAIL N ...

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

                                              $17,900

                                                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

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