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View New & Used Keystone Fifth Wheel RVs for Sale in or near Middletown, Delaware

67 listings match your search

Find your perfect Keystone Fifth Wheel 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 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

$45,951

    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 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 2014 Keystone Montana High Country 338DB available in Elizabethtown, Pennsylvania

        Used 2014 Keystone Montana High Country 338DB

        Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

        For Sale by General RV Center

        The perfect Montana High Country model for a larger family to enjoy is this 338DB. With triple slides, a bunkhouse for the kids, and a exterior kitchen with bumper mount grill, you will have everything you need to enjoy spending time away from home! Before ...

          Get Price

            Used 2020 Keystone Montana 3791RD available in Elizabethtown, Pennsylvania

            Used 2020 Keystone Montana 3791RD

            Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

            For Sale by General RV Center

            Keystone Montana fifth wheel 3791RD highlights: Separate Rear Living Coffee Station Kitchen Island Fireplace Residential Refrigerator Exterior Storage Tray If you want your own space to cook, your own area to watch TV, and your own private bedroom, take a ...

            • Sale

            $44,999

              Used 2019 Keystone Montana High Country 305RL available in Elizabethtown, Pennsylvania

              Used 2019 Keystone Montana High Country 305RL

              Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

              For Sale by General RV Center

              Keystone Montana High Country fifth wheel 305RL highlights: Triple Slides Front Bedroom Kitchen Island Coffee Station Fireplace 2" Receiver Hitch Step into this Montana High Country and see how convenient your time away from home will be. This fifth wheel ...

              • Sale

              $31,997

                Used 2015 Keystone Fuzion 342 available in Elizabethtown, Pennsylvania
                44

                Used 2015 Keystone Fuzion 342

                Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

                For Sale by General RV Center

                A place for the toys to travel securely also becomes additional living space in this Fuzion 342 toy hauler fifth wheel by Keystone RV. Enter the 8' rear ramp door to make loading a breeze into the 12' cargo garage which includes a side man door also. You c ...

                • Sale

                $38,998

                  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

                    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  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

                        New 2025 Keystone Arcadia 25SRD available in Elizabethtown, Pennsylvania
                        28

                        New 2025 Keystone Arcadia 25SRD

                        New Fifth Wheel in Elizabethtown, Pennsylvania 17022

                        For Sale by General RV Center

                        The 2025 Keystone Arcadia Select 25SRD is your gateway to comfortable and stylish adventures. This thoughtfully designed RV offers a harmonious blend of functionality and elegance, perfect for families or couples seeking a home on wheels. As you explore th ...

                        • Sale

                        $32,999

                          New 2025 Keystone Arcadia 242SLMD available in Elizabethtown, Pennsylvania
                          27

                          New 2025 Keystone Arcadia 242SLMD

                          New Fifth Wheel in Elizabethtown, Pennsylvania 17022

                          For Sale by General RV Center

                          The 2025 Keystone Arcadia Super Lite 242SLMD is a masterclass in combining comfort and practicality, designed to enhance your travel experiences. This inviting RV offers a spacious layout with a rear kitchen thats perfect for culinary adventures on the roa ...

                          • Sale

                          $39,999

                            Used 2018 Keystone Montana 3130RE available in Elizabethtown, Pennsylvania

                            Used 2018 Keystone Montana 3130RE

                            Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

                            For Sale by General RV Center

                            Keystone Montana fifth wheel 3130RE highlights: Rear Entertainment Center Kitchen Island Coffee Station RV Refrigerator Outdoor 32" HDTV It's time to entertain other campers inside or outside in this Montana fifth wheel 3130RE. Just imagine your guests wat ...

                            • Sale

                            $45,999

                              Used 2019 Keystone Cougar 369BHS available in Milford North, Delaware
                              22

                              Used 2019 Keystone Cougar 369BHS

                              Used Fifth Wheel in Milford North, Delaware 19963

                              For Sale by Delmarva RV Center (Milford North)

                              2019 COUGAR BY KEYSTONE 369BHS   POWER AWNING 4 SLIDES OUTSIDE KITCHEN DRY WEIGHT 11,441LBS DUCTED ROOF A/C SLEEPS 9 FRONT BEDROOM SIDE BATHROOM BUNK ROOM DINETTE DOUBLE DOOR REFRIGERATOR FLATSCREEN TV  FIREPLACE   WE WANT YOUR BUSINESS FOLK ...

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

                              $34,995

                                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 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

                                    New 2026 Keystone Arcadia Super Lite 308SLBH available in Elizabethtown, Pennsylvania
                                    32

                                    New 2026 Keystone Arcadia Super Lite 308SLBH

                                    New Fifth Wheel in Elizabethtown, Pennsylvania 17022

                                    For Sale by General RV Center

                                    Keystone Arcadia Super Lite fifth wheel 308SLBH highlights: Bunkhouse Middle kitchen Pull out desk/counter 21' awning This Arcadia Super Lite model is thoughtfully designed to accommodate both comfort and functionality for the whole gang. In the back, the ...

                                    • Sale

                                    $53,550

                                      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 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 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

                                            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

                                            $38,900

                                              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

                                                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 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

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