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

160 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 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 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

      Used 2019 Keystone Springdale Mini 1800BH Front Queen, 2 Bunk Beds & Full Bath available in Williamstown, New Jersey
      39

      Used 2019 Keystone Springdale Mini 1800BH Front Queen, 2 Bunk Beds & Full Bath

      Used Travel Trailer in Williamstown, New Jersey 08094

      For Sale by White Horse RV Center

      **This RV is Route 66 CERTIFIED with 66-DAY LIMITED WARRANTY** 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 f ...

      • Sale
      • Blow Out Price
      • Special
      • Under Warranty

      $11,995

        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 ...

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            Used 2013 Keystone Passport 2650BH Grand Touring available in Willow Street, Pennsylvania
            27

            Used 2013 Keystone Passport 2650BH Grand Touring

            Used Travel Trailer in Willow Street, Pennsylvania 17584

            For Sale by RV Value Mart - Willow Street

            Passport Travel Trailer by Keystone RV w/Rear Corner Bath Including: Toilet, Sink & Tub/Shower, Rear Corner Bunk Beds, Wardrobe, U-Dinette & Fold-Down Sofa Slideout w/Overhead Cabinets, Pantry, Refrigerator, 3 Burner Range, Dbl. Kitchen Sink, Swivel TV Cab ...

            • Sale

            $9,566

              New 2026 Keystone Arcadia 294SLRD available in Elizabethtown, Pennsylvania
              33

              New 2026 Keystone Arcadia 294SLRD

              New Fifth Wheel in Elizabethtown, Pennsylvania 17022

              For Sale by General RV Center

              Experience the perfect blend of comfort and adventure with the 2025 Keystone Arcadia Super Lite 294SLRD. This thoughtfully designed RV is your gateway to remarkable journeys, offering a spacious and inviting environment for up to four guests. The rear livi ...

              • Sale

              $59,605

                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 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

                  $19,900

                    Used 2019 Keystone Raptor 355TS available in Elizabethtown, Pennsylvania
                    44

                    Used 2019 Keystone Raptor 355TS

                    Used Fifth Wheel in Elizabethtown, Pennsylvania 17022

                    For Sale by General RV Center

                    **Keystone Raptor toy hauler 355TS highlights:** * 11' Separate Garage * Full and Half Bath * 72" Slide Window * Electric Bunk * King-Size Suite * Loft Owning this Raptor toy hauler is like owning a palace on wheels because this unit is filled to the brim ...

                    • Sale

                    $52,999

                      Used 2010 Keystone Outback 301BQ available in Elizabethtown, Pennsylvania

                      Used 2010 Keystone Outback 301BQ

                      Used Travel Trailer in Elizabethtown, Pennsylvania 17022

                      For Sale by General RV Center

                      Double Slide Keystone Outback Travel Trailer w/Front Quad Bunks w/Wardrobe Between, Pass-Through Storage, Ent. Center, Air Sofa Sleeper/King Dinette Slide, Pantry, Dbl. Kitchen Sink, 3 Burner Range, Refrigerator, Tub/Shower, Toilet, Sink Linen Cabinet, Fro ...

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                          Used 2021 Keystone Alpine 3910RK available in Willow Street, Pennsylvania
                          37

                          Used 2021 Keystone Alpine 3910RK

                          Used Fifth Wheel in Willow Street, Pennsylvania 17584

                          For Sale by RV Value Mart - Willow Street

                          Keystone RV Alpine fifth wheel 3910RKhighlights: Rear Separate Kitchen Bath and a Half Tri-Fold Sofa Sleepers Free Standing Dinette Dual Entry LCI Solid Step This is the perfect couples RV that has a chef in the family! The rear kitchen offers everything f ...

                          • Sale

                          $49,966

                            Used 2022 Keystone Bullet 261RBS available in Willow Street, Pennsylvania
                            27

                            Used 2022 Keystone Bullet 261RBS

                            Used Travel Trailer in Willow Street, Pennsylvania 17584

                            For Sale by RV Value Mart - Willow Street

                            Keystone Bullet travel trailer 261RBS highlights: Rear Bathroom 68" Tri-Fold Sofa Laundry Chute Outside Kitchen 19' Electric Awning Head out to the state park to meet your friends or enjoy a relaxing weekend with your favorite person! Or maybe you enjoy wa ...

                            • Sale

                            $25,966

                              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

                                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 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 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 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 Passport Classic 260BHC available in Elizabethtown, Pennsylvania
                                        26

                                        New 2026 Keystone Passport Classic 260BHC

                                        New Travel Trailer in Elizabethtown, Pennsylvania 17022

                                        For Sale by General RV Center

                                        Keystone RV Passport Classic travel trailer 260BHC highlights: Dual Entry Doors 21' Awning Jack Knife Sofa Kitchen Pantry Sleeps Eight The double-size bunks in this spacious travel trailer make it family approved and perfect for camping with a larger group ...

                                        • Sale

                                        $25,999

                                          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 2022 Keystone  SUNSET TRAIL 272BH available in Elizabethtown, Pennsylvania
                                            27

                                            Used 2022 Keystone SUNSET TRAIL 272BH

                                            Used Travel Trailer in Elizabethtown, Pennsylvania 17022

                                            For Sale by General RV Center

                                            CrossRoads Sunset Trail travel trailer SS272BH highlights: Dual Entry Double-Size Bunks Tri-Fold Sofa Exterior Kitchen Exterior Docking Station Large Slide Out This travel trailer can comfortably sleep ten people each night, so invite the cousins for whole ...

                                            • Sale

                                            $27,999

                                              Used 2018 Keystone Cougar Half-Ton East 27SAB available in Williamstown, New Jersey
                                              51

                                              Used 2018 Keystone Cougar Half-Ton East 27SAB

                                              Used Travel Trailer 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

                                              $18,995

                                                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 2015 Keystone Outback Terrain Ultra Lite 260TRS available in Willow Street, Pennsylvania
                                                  25

                                                  Used 2015 Keystone Outback Terrain Ultra Lite 260TRS

                                                  Used Travel Trailer in Willow Street, Pennsylvania 17584

                                                  For Sale by RV Value Mart - Willow Street

                                                  This Outback Terrain Ultra Lite travel trailer 260TRS features double slides for added space, a rear king bed slide, and a convenient outside kitchen.Check out the front outside kitchen area with refrigerator, sink, and flip-out two burner stove. This kitc ...

                                                  • Sale

                                                  $13,991

                                                    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

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