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

18 listings match your search

Find your perfect Keystone Cougar 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 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 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

      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 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

          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 360MBI available in Milford North, Delaware
            26

            New 2026 Keystone Cougar 360MBI

            New Fifth Wheel in Milford North, Delaware 19963

            For Sale by Delmarva RV Center (Milford North)

            2026 COUGAR MIDNIGHT EDITION BY KEYSTONE MODEL 360MBI   2 POWER AWNINGS 4 SLIDES DRY WEIGHT 12510LBS DUCTED ROOF A/C SLEEPS 10 FRONT BEDROOM SIDE BATHROOM UPPER LOFT AREA SIDE BUNK ROOM CENTER ISLAND CEILING FAN  DINETTE LARGE SIDE BY SIDE REFRIG ...

            • Sale
            • In Stock
            • New Arrival

            $79,995

              Used 2021 Keystone Cougar HALF TON 22MLSWE available in Elizabethtown, Pennsylvania
              26

              Used 2021 Keystone Cougar HALF TON 22MLSWE

              Used Travel Trailer in Elizabethtown, Pennsylvania 17022

              For Sale by General RV Center

              With a king-size bed, this Cougar Half-Ton travel trailer shows that you can still be comfortable even while you're away from home! The bed has wardrobes and nightstands on either side, and it also has a privacy curtain to section it off from the rest of t ...

              • Sale

              $23,998

                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

                  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 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 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

                        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

                            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 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

                                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 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

                                    New 2026 Keystone Cougar 26LBW available in West Chester, Pennsylvania

                                    New 2026 Keystone Cougar 26LBW

                                    New Travel Trailer in West Chester, Pennsylvania 19382

                                    For Sale by General RV Center

                                    Keystone Cougar Half-Ton travel trailer 26LBW highlights: Large Slide Out King Bed 2" Accessory Hitch Kitchen Pantry Wherever you decide to camp in this travel trailer, you'll be met with comfort and convenience! The full rear bath includes a space saving ...

                                      $64,144

                                        Used 2015 Keystone Cougar X-Lite 29RLI available in Clermont, New Jersey
                                        26

                                        Used 2015 Keystone Cougar X-Lite 29RLI

                                        Used Fifth Wheel in Clermont, New Jersey 08210

                                        For Sale by Driftwood RV Center

                                        This Cougar X-Lite fifth wheel 29RLI features a rear living area, triple slides, and a convenient center island. As you step inside you are greeted with a spacious combined kitchen and living area with dual slide outs. To the immediate left inside the door ...

                                        • Sale

                                        $22,000

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