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View New & Used Keystone RVs for Sale in Delaware

66 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 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

    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 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 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 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

            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 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 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 2023 Keystone Montana 3931FB available in Milford North, Delaware
                    30

                    Used 2023 Keystone Montana 3931FB

                    Used Fifth Wheel in Milford North, Delaware 19963

                    For Sale by Delmarva RV Center (Milford North)

                    2023 MONTANA BY KEYSTONE 3931FB   POWER AWNING 3 SLIDES DRY WEIGHT 13680LB DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM REAR BATHROOM BATH AND A HALF LARGE REFRIGERATOR PANTRY FLATSCREEN TV  FIREPLACE CENTER ISLAND  WE WANT YOUR BUSINESS FOLKS!! W ...

                    • Sale
                    • In Stock
                    • New Arrival

                    $69,995

                      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

                        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 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  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

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

                              Used 2019 Keystone Cougar 369BHS

                              Used Fifth Wheel in Milford, Delaware 19963

                              For Sale by Delmarva RV Center

                              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 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

                                  Used 2025 Keystone Hideout Sport East 291BR **PRE-OWNED** available in Clayton, Delaware
                                  26

                                  Used 2025 Keystone Hideout Sport East 291BR **PRE-OWNED**

                                  Used Travel Trailer in Clayton, Delaware 19938

                                  For Sale by Alexander RV & Trailer Center

                                  HUGE PRIVATE BUNKROOM 1 SLIDE OUT 2 BEDROOMS SLEEPS 10 PEOPLE TANKLESS HOT WATER HEATER POWER AWNING & TONGUE JACK TONS OF STORAGE INSIDE & OUT! SOLAR PREPPED  **HALF TON TOWABLE**ONLY 6,815 LBS**

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

                                  $26,950

                                    New 2025 Keystone Hideout East 22MLS available in Clayton, Delaware
                                    19

                                    New 2025 Keystone Hideout East 22MLS

                                    New Travel Trailer in Clayton, Delaware 19938

                                    For Sale by Alexander RV Center

                                    **LUXURY COUPLES TRAILER** 1 SLIDE OUT THEATER SEATS ROOF MOUNTED SOLAR PANEL HEATED & ENCLOSED UNDERBELLY WALK AROUND QUEEN BED POWER AWNING & TONGUE JACK BOOTH DINETTE ONLY 5,642 LBS!

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

                                    $27,970

                                      New 2025 Keystone Hideout East 24RBS available in Clayton, Delaware
                                      27

                                      New 2025 Keystone Hideout East 24RBS

                                      New Travel Trailer in Clayton, Delaware 19938

                                      For Sale by Alexander RV Center

                                      **REAR BATH** 1 SLIDE OUT HEATED & ENCLOSED UNDERBELLY ROOF MOUNTED SOLAR PANEL 12 VOLT REFRIGERATOR TANKLESS HOT WATER HEATER OUTSIDE KITCHEN TRI-FOLD SOFA BOOTH DINETTE HUGE REAR BATH!!

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

                                      $28,650

                                        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 2025 Keystone Hideout 28RKD available in Clayton, Delaware
                                          26

                                          New 2025 Keystone Hideout 28RKD

                                          New Travel Trailer in Clayton, Delaware 19938

                                          For Sale by Alexander RV Center

                                          NEW ARRIVAL!! 2 SLIDE OUTS LARGE REAR KITCHEN THEATER SEATS U-SHAPED DINETTE ROOF MOUNTED SOLAR PANEL 2 PANTRYS TANKLESS HOT WATER HEATER

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

                                          $33,995

                                            Used 2018 Keystone Hideout 299RLDS available in Clayton, Delaware
                                            28

                                            Used 2018 Keystone Hideout 299RLDS

                                            Used Fifth Wheel in Clayton, Delaware 19938

                                            For Sale by Alexander RV & Trailer Center

                                            **ONE OWNER** 2 OPPOSING SLIDE OUTS 2 A/C UNITS (50 AMP) OUTSIDE KITCHEN HEATED & ENCLOSED UNDERBELLY THEATER SEATING POWER JACKS & AWNING ISLAND KITCHEN LITE WEIGHT!!

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

                                            $22,975

                                              New 2025 Keystone Hideout East 28BUS available in Clayton, Delaware
                                              28

                                              New 2025 Keystone Hideout East 28BUS

                                              New Travel Trailer in Clayton, Delaware 19938

                                              For Sale by Alexander RV Center

                                              **BUNKHOUSE W/ TONS OF STORAGE!!** 1 SLIDE OUT OUTSIDE KITCHEN FLIP UP BUNK W/ REAR DOOR FOR STORAGE 2 ENTRY/EXIT DOORS ROOF MOUNTED SOLAR PANEL TANKLESS HOT WATER HEATER  SLEEPS 10 PEOPLE! **PLENTY OF ROOM FOR THE WHOLE FAMILY AND GUESTS!

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

                                              $32,572

                                                Used 2019 Keystone Alpine 3700FL available in Clayton, Delaware
                                                16

                                                Used 2019 Keystone Alpine 3700FL

                                                Used Fifth Wheel in Clayton, Delaware 19938

                                                For Sale by Pop RVs

                                                Stock #413347 - WOW !! 2019 ALPINE 3700FL ** Only used 6-7 times ** NO pets & NON smoking ** READY TO GO !!WOW !! 2019 ALPINE 3700FL Step inside this gorgeous RV and experience true residential-style amenities.The Front Living room layout provides Two Sofa ...

                                                • Sale
                                                • Consignment
                                                • Reduced

                                                $48,000

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