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

125 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!
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

    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 2021 Keystone Outback Ultra Lite 221UMD available in Willow Street, Pennsylvania
      25

      Used 2021 Keystone Outback Ultra Lite 221UMD

      Used Travel Trailer in Willow Street, Pennsylvania 17584

      For Sale by RV Value Mart - Willow Street

      Keystone Outback Ultra Lite travel trailer 221UMD highlights: Semi-Private Bedroom 19' Awning Sofa Sleeper 40" TV Laundry Chute SolidStep Entry Steps With the large slide that has been included in this Outback Ultra Lite travel trailer, you will have plent ...

      • Sale

      $21,966

        Used 2024 Keystone Springdale Classic Mini 1800BH available in Willow Street, Pennsylvania
        23

        Used 2024 Keystone Springdale Classic Mini 1800BH

        Used Travel Trailer in Willow Street, Pennsylvania 17584

        For Sale by RV Value Mart - Willow Street

        Keystone Springdale Classic Mini travel trailer 1800BH highlights: Bunk Beds Queen Bed Tinted Safety Glass Windows Two Burner Gas Range Get ready for outdoor fun with your favorite people when you have this trailer in tow! Once at your campsite, you can ea ...

        • Sale

        $13,966

          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

            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 2018 Keystone Premier Ultra Lite 31BKPR available in Willow Street, Pennsylvania
              30

              Used 2018 Keystone Premier Ultra Lite 31BKPR

              Used Travel Trailer in Willow Street, Pennsylvania 17584

              For Sale by RV Value Mart - Willow Street

              Keystone Premier Ultra Lite 31BKPR travel trailer highlights: Sleeps Nine 19' Electric Awning Private Bunkhouse 6' 11" Vaulted Ceilings In-Floor Heating Private Bedroom This Premier Ultra Lite travel trailer is a high-quality trailer stocked with all of th ...

              • Sale

              $21,988

                Used 2018 Keystone Cougar 338RLK available in Williamstown, New Jersey
                55

                Used 2018 Keystone Cougar 338RLK

                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 ...

                  $29,995

                    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

                      Used 2018 Keystone Cougar Half-Ton Series 32RLI available in Willow Street, Pennsylvania
                      26

                      Used 2018 Keystone Cougar Half-Ton Series 32RLI

                      Used Travel Trailer in Willow Street, Pennsylvania 17584

                      For Sale by RV Value Mart - Willow Street

                      Keystone Cougar Half-Ton Series travel trailer 32RLI highlights: Triple Slides Rear Living Kitchen Island Two Awnings Ground Control Power Jack ThisCougar Half-Ton Series travel trailer32RLIwill provide plenty of room for relaxation, entertaining, and slee ...

                      • Sale

                      $24,966

                        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 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

                            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

                              Used 2014 Keystone Hideout 27DBS available in Newfield, New Jersey
                              24

                              Used 2014 Keystone Hideout 27DBS

                              Used Travel Trailer in Newfield, New Jersey 08344

                              For Sale by Crossroads Trailer Sales, Inc.

                              <>2014 Travel Trailer 27DBS Towable RV OverviewDiscover a dependable 2014 towable RV designed for versatile camping and memorable road trips. This recreational vehicle is categorized as a Travel Trailer and features the floorplan 27DBS, crafted to balance ...

                              • Sale
                              • Blow Out Price
                              • Recent Trade-In
                              • Reduced

                              $8,900

                                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 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 2014 Keystone Montana 3610 RL available in Willow Street, Pennsylvania
                                    28

                                    Used 2014 Keystone Montana 3610 RL

                                    Used Fifth Wheel in Willow Street, Pennsylvania 17584

                                    For Sale by RV Value Mart - Willow Street

                                    Enjoy camping with the whole family in this Montana 3610RL fifth wheel by Keystone RV. This unit features a rear living layout, triple slides, and a convenient kitchen island, plus optional fireplace if you choose! Step inside and be greeted by a wide open ...

                                    • Sale

                                    $26,966

                                      New 2026 Keystone Cougar Sport 2700BH available in Milford North, Delaware
                                      18

                                      New 2026 Keystone Cougar Sport 2700BH

                                      New Fifth Wheel in Milford North, Delaware 19963

                                      For Sale by Delmarva RV Center (Milford North)

                                      2026 COUGAR SPORT BY KEYSTONE 2700BH   POWER AWNING ONE SLIDE DRY WEIGHT 7650LBS DUCTED ROOF A/C SLEEPS 10 FRONT BEDROOM SIDE BATHROOM U SHAPED DINETTE BUNKS DOUBLE DOOR REFRIGERATOR FLATSCREEN TV    WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL ...

                                      • Sale
                                      • In Stock
                                      • New Arrival

                                      $39,995

                                        Used 2015 Keystone Cougar 333MKS available in Willow Street, Pennsylvania
                                        28

                                        Used 2015 Keystone Cougar 333MKS

                                        Used Fifth Wheel in Willow Street, Pennsylvania 17584

                                        For Sale by RV Value Mart - Willow Street

                                        This Keystone Cougar fifth wheel 333MKSWE can be your new home on wheels! With triple slides that increase the interior space, and a wide open concept living area including a convenient kitchen island, you will no doubt feel right at home. Step inside and ...

                                        • Sale

                                        $18,999

                                          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 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 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

                                                Used 2019 Keystone Montana 3855BR available in Willow Street, Pennsylvania
                                                31

                                                Used 2019 Keystone Montana 3855BR

                                                Used Fifth Wheel in Willow Street, Pennsylvania 17584

                                                For Sale by RV Value Mart - Willow Street

                                                Keystone Montana fifth wheel 3855BRhighlights: Bonus Room Loft Free Standing Dinette Residential Refrigerator Outside Kitchen Full-timers love this fifth wheel including the new 20th anniversary edition enhancements! From the bonus room offering a hide-a-b ...

                                                • Sale

                                                $45,999

                                                  New 2026 Keystone Cougar Half-Ton  available in Milford North, Delaware
                                                  21

                                                  New 2026 Keystone Cougar Half-Ton

                                                  New Fifth Wheel in Milford North, Delaware 19963

                                                  For Sale by Delmarva RV Center (Milford North)

                                                  2026 COUGAR HALF TON BY KEYSTONE 26RES   POWER AWNING ONE SLIDE DRY WEIGHT 8210LBS DUCTED ROOF A/C SLEEPS 2 FRONT BEDROOM SIDE BATHROOM FIREPLACE FLATSCREEN TV  PANTRY DOUBLE DOOR REFRIGERATOR WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TR ...

                                                  • Sale
                                                  • Coming Soon
                                                  • On Order

                                                  $49,995

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