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

91 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 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
    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 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 2021 Keystone Fuzion 373 available in Milford, Delaware
        26

        Used 2021 Keystone Fuzion 373

        Used Toy Hauler 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 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 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 2021 Keystone Montana 3761FL available in Newfield, New Jersey
              34

              Used 2021 Keystone Montana 3761FL

              Used Fifth Wheel in Newfield, New Jersey 08344

              For Sale by Crossroads Trailer Sales, Inc.

              Keystone Montana 3761FL Fifth Wheel — Luxury Towable RV Overview Overview Discover the pinnacle of travel trailer luxury with the 2021 Keystone Montana 3761FL, a premier towable RV delivering comfort, space, and dependable performance on long journey ...

              • Sale
              • Consignment
              • In Stock
              • New Arrival

              $65,900

                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

                  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

                    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 Cougar Half-Ton East 26RBS available in Milford North, Delaware
                      19

                      Used 2021 Keystone Cougar Half-Ton East 26RBS

                      Used Travel Trailer in Milford North, Delaware 19963

                      For Sale by Delmarva RV Center (Milford North)

                      2021 COUGAR HALF TON BY KEYSTONE 26RBS   DRY WEIGHT 6620LBS POWER AWNING ONE SLIDE DUCTED ROOF A/C SLEEPS 4 FRONT BEDROOM REAR BATHROOM DINETTE FLATSCREEN TV  FIREPLACE DOUBLE DOOR REFRIGERATOR   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYP ...

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

                      $29,900

                        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

                          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 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 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

                                New 2015 Keystone Passport Ultra Lite Grand Touring 2400BH available in Newfield, New Jersey
                                22

                                New 2015 Keystone Passport Ultra Lite Grand Touring 2400BH

                                New Travel Trailer in Newfield, New Jersey 08344

                                For Sale by Crossroads Trailer Sales, Inc.

                                Keystone Passport Ultra Lite Grand Touring Travel Trailer 2015, 35 Feet Long, Bunk Beds Floorplan 2400BHOverviewDiscover the Keystone Passport Ultra Lite Grand Touring Travel Trailer, a versatile towable RV built for family adventures and weekend getaways. ...

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

                                $8,900

                                  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

                                  $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

                                    $18,900

                                      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

                                        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

                                        $9,900

                                          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

                                          $14,900

                                            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 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

                                                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

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