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View New & Used Keystone RVs for Sale in or near Longmont, Colorado

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 Arcadia 294SLRD available in Longmont, Colorado
30

New 2026 Keystone Arcadia 294SLRD

New Fifth Wheel in Longmont, Colorado 80504

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

    New 2026 Keystone Cougar 2400RE available in Longmont, Colorado
    27

    New 2026 Keystone Cougar 2400RE

    New Fifth Wheel in Longmont, Colorado 80504

    For Sale by General RV Center

    Experience the perfect blend of comfort and adventure with the 2026 Keystone Cougar Sport 2400RE. This thoughtfully designed RV invites you to explore the open road without sacrificing the comforts of home. With a length of just over 29 feet, it offers a s ...

    • Sale

    $41,950

      New 2026 Keystone Springdale 1300BH available in Longmont, Colorado
      23

      $9,999

        Used 2014 Keystone Fuzion 342 available in Longmont, Colorado
        46

        Used 2014 Keystone Fuzion 342

        Used Fifth Wheel in Longmont, Colorado 80504

        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

        $34,995

          New 2026 Keystone Avalanche 302RS available in Longmont, Colorado
          31

          New 2026 Keystone Avalanche 302RS

          New Fifth Wheel in Longmont, Colorado 80504

          For Sale by General RV Center

          Keystone Alpine Avalanche Edition fifth wheel 302RS highlights: King Bed Kitchen Island Fireplace Hide-a-Bed Sleeper Outside Kitchen For the couple that enjoys entertaining, this fifth wheel is sure to catch your eye! Triple slides open up the interior to ...

          • Sale

          $72,995

            New 2025 Keystone Springdale 1700FQ available in Longmont, Colorado
            15

            New 2025 Keystone Springdale 1700FQ

            New Travel Trailer in Longmont, Colorado 80504

            For Sale by General RV Center

            Experience the perfect blend of comfort and convenience with the 2025 Keystone Springdale Classic 1700FQ. This charming travel trailer is designed for those who appreciate a cozy yet functional space. With a length of just under 21 feet, it's compact enoug ...

            • Sale

            $13,999

              New 2026 Keystone Springdale 1300BH available in Longmont, Colorado
              23

              New 2026 Keystone Springdale 1300BH

              New Travel Trailer in Longmont, Colorado 80504

              For Sale by General RV Center

              This lightweight travel trailer is perfect for four happy campers. You'll enjoy the front full-size bed, while your guests or little ones take the 28" x 74" bunk beds. There is also a shelf above the bed to keep your things organized. A private bath includ ...

              • Sale

              $9,999

                New 2025 Keystone Springdale 1750RD available in Longmont, Colorado
                14

                New 2025 Keystone Springdale 1750RD

                New Travel Trailer in Longmont, Colorado 80504

                For Sale by General RV Center

                Experience the perfect blend of comfort and convenience with the 2025 Keystone Springdale Classic 1750RD. This compact yet spacious travel trailer is designed to accommodate up to four adventurers, making it an ideal choice for couples or small families. T ...

                • Sale

                $15,999

                  Used 2017 Keystone Fuzion  available in Golden, Colorado
                  17

                  Used 2017 Keystone Fuzion

                  Used Toy Hauler in Golden, Colorado 80402

                  For Sale by For Sale By Owner

                  High quality 2017 Keystone Fuzion 417 10th Anniversary Edition fifth wheel toy hauler.  It’s a great boon docking camper as it has a total fresh water capacity of 110 gallons , 88 gallons of gray water capacity and 88 gallons of black water capa ...

                    $55,000

                      Used 2021 Keystone Passport 2210RB GT Series available in Greeley, Colorado
                      18

                      Used 2021 Keystone Passport 2210RB GT Series

                      Used Travel Trailer in Greeley, Colorado 80634

                      For Sale by TGORV

                      Keystone Passport travel trailer 2210RBGT Series highlights: Breakfast Bar Vaulted Ceiling U-Shaped Dinette Full Bathroom USB Charging Ports Imagine taking all of your gear to the campsite with ease thanks to the several storage areas throughout this Passp ...

                      • Sale

                      $20,995

                        Used 2024 Keystone Alpine Avalanche Edition 321RL available in Greeley, Colorado
                        18
                        1

                        Used 2024 Keystone Alpine Avalanche Edition 321RL

                        Used Fifth Wheel in Greeley, Colorado 80634

                        For Sale by TGORV

                        Keystone Alpine Avalanche Edition fifth wheel 321RL highlights: King Bed Kitchen Island Fireplace Hide-a-Bed Sleeper Theater Seating For the couple that loves to travel, you will truly enjoy this spacious fifth wheel featuring triple slides with dual oppos ...

                          $69,995

                            Used 2021 Keystone Alpine 3220RL available in Aurora, Colorado
                            61
                            1

                            Used 2021 Keystone Alpine 3220RL

                            Used Fifth Wheel in Aurora, Colorado 80014

                            For Sale by Pop RVs

                            Stock #465835 - Opposing slides! Beautifully maintained! Large Kitchen Island and Fireplace.Step into residential-style comfort with the 2021 Keystone Alpine 3220RL, a fifth wheel designed for extended stays and full-time RV living. At over 36 feet in leng ...

                            • Sale
                            • Consignment
                            • Reduced

                            $48,800

                              Used 2021 Keystone Cougar 26RBS available in Erie, Colorado
                              38

                              Used 2021 Keystone Cougar 26RBS

                              Used Travel Trailer in Erie, Colorado 80516

                              For Sale by National Vehicle

                              2021 Keystone Cougar 26RBS 29' Travel Trailer. Slide Out, Awning, Sleeps 4, A/C Unit.Looking for the perfect balance between luxury, function, and towability? The 2021 Keystone Cougar 26RBS delivers all that and more. Whether you're a weekend warrior or a ...

                                $25,000

                                  Used 2018 Keystone Alpine 3651RL available in Erie, Colorado
                                  111
                                  1

                                  Used 2018 Keystone Alpine 3651RL

                                  Used Fifth Wheel in Erie, Colorado 80516

                                  For Sale by Pop RVs

                                  Stock #455625 - 2018 Keystone Alpine 3651RL with three slide-outs!Welcome to this 2018 Alpine 3651RL located in Northglenn, Colorado.This rear living layout, featuring three slides, is spacious and comfortably accommodates four people between the king-size ...

                                  • Sale
                                  • Consignment
                                  • Reduced

                                  $40,000

                                    Used 2018 Keystone Raptor 353TS available in Greeley, Colorado
                                    180
                                    1

                                    Used 2018 Keystone Raptor 353TS

                                    Used Toy Hauler in Greeley, Colorado 80634

                                    For Sale by Pop RVs

                                    Stock #451436 - 2018 Keystone Raptor 353TS, 13' garage with rear deck, 3 awnings and priced to sell!This 2018 Keystone Raptor 353TS is a spacious fifth-wheel trailer with a 13-foot garage designed for those who love adventure and the great outdoors. The Ra ...

                                    • Sale
                                    • Consignment
                                    • Reduced

                                    $61,000

                                      Used 2011 Keystone Montana Mountaineer 345DBQ available in Golden, Colorado
                                      33

                                      Used 2011 Keystone Montana Mountaineer 345DBQ

                                      Used Fifth Wheel in Golden, Colorado 80401

                                      For Sale by National Vehicle

                                      2011 Keystone Montana Mountaineer 345DBQ 36' 6" 5th Wheel. 4 Slide Outs, Awning, A/C Unit, Sleeps 8.The 2011 Keystone Montana Mountaineer 345DBQ is the perfect fifth wheel for families or travelers who want space, comfort, and luxury on the road. Built wit ...

                                        $15,999

                                          Used 2021 Keystone Avalanche 322RL available in Greeley, Colorado
                                          24

                                          Used 2021 Keystone Avalanche 322RL

                                          Used Fifth Wheel in Greeley, Colorado 80634

                                          For Sale by TGORV

                                          Keystone Avalanche fifth wheel 322RLhighlights: Hide-A-Bed Sofa Sleeper Theater Seating Kitchen Island Fireplace 18 Cubic Foot Refrigerator You and your family of four will love the spacious rear living area and mid-kitchen with dual opposing slides, a hid ...

                                          • Sale

                                          $41,995

                                            Used 2022 Keystone Alpine 3220RL available in Bailey, Colorado
                                            9

                                            Used 2022 Keystone Alpine 3220RL

                                            Used Fifth Wheel in Bailey, Colorado 80421

                                            For Sale by Pop RVs

                                            Stock #468507 - Good and Clean Condition! Well Maintained! Original Owner! Includes Solar!Step into residential-style comfort with this 2022 Keystone Alpine 3220RL located in Bailey, Colorado.This fifth wheel is designed for extended stays and full-time RV ...

                                            • Consignment

                                            $50,000

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