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View Used Keystone RVs for Sale in or near Boulder, Colorado

21 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 2020 Keystone Passport 2600BHWE GT Series available in Wheat Ridge, Colorado
20

Used 2020 Keystone Passport 2600BHWE GT Series

Used Travel Trailer in Wheat Ridge, Colorado 80033

For Sale by Blue Compass RV Wheat Ridge

There's plenty of room in this 2020 Keystone Passport 2600BH. Full size bunk beds, queen bed in the main suite and a large U-Shaped dinette provide plenty of sleep space. Complete with an outdoor kitchen! Enjoy relaxing under the power awning with LED ligh ...

    $27,714

      Used 2019 Keystone Sprinter Campfire Edition 32FWBH available in Longmont, Colorado
      28

      Used 2019 Keystone Sprinter Campfire Edition 32FWBH

      Used Fifth Wheel in Longmont, Colorado 80504

      For Sale by Blue Compass RV Longmont

      Keystone Sprinter Campfire Edition fifth wheel 32FWBHhighlights: Private Bunkhouse Bath and a Half Kitchen Peninsula Outside Kitchen Power Stabilizer Jacks Just imagine this Sprinter Campfire Edition fifth wheel loaded up for the three-day weekend starting ...

        $28,995

          Used 2018 Keystone Cougar 32BHS available in Longmont, Colorado
          46

          $24,999

            Used 2023 Keystone Montana HC 331RL available in Longmont, Colorado
            39

            Used 2023 Keystone Montana HC 331RL

            Used Fifth Wheel in Longmont, Colorado 80504

            For Sale by General RV Center

            Experience the perfect blend of luxury and practicality with the 2023 Keystone Montana High Country 331RL. This stunning fifth wheel offers a spacious layout designed for ultimate comfort, making it the ideal home away from home. With a length of over 37 f ...

            • Sale

            $53,995

              Used 2025 Keystone Cougar 30RKD available in Longmont, Colorado
              33

              Used 2025 Keystone Cougar 30RKD

              Used Fifth Wheel in Longmont, Colorado 80504

              For Sale by General RV Center

              Discover the perfect blend of comfort and adventure with the 2025 Keystone Cougar Half-Ton 30RKD. This RV is designed for those who crave the open road while enjoying the comforts of home. Spanning nearly 35 feet, this travel trailer boasts a spacious layo ...

              • Sale

              $39,999

                Used 2020 Keystone Bullet 290BHS available in Longmont, Colorado
                28

                Used 2020 Keystone Bullet 290BHS

                Used Travel Trailer in Longmont, Colorado 80504

                For Sale by General RV Center

                You will love how accommodating this Bullet travel trailer is! Because this unit can sleep nine people, it is a great option for those who travel with large families or like to host big weekend parties, and the front private bedroom will give you a place t ...

                • Sale

                $19,999

                  Used 2017 Keystone Cougar 326RDS available in Longmont, Colorado
                  32

                  Used 2017 Keystone Cougar 326RDS

                  Used Fifth Wheel in Longmont, Colorado 80504

                  For Sale by General RV Center

                  If you enjoy time away from home, you will love your time away in this Keystone Cougar 326RDS fifth wheel. This model features quad slides, a rear entertainment center, and plenty of room to entertain guests. As you enter the fifth wheel, to your left ther ...

                  • Sale

                  $24,980

                    Used 2015 Keystone Cougar X-LITE 25RKS available in Longmont, Colorado
                    29

                    Used 2015 Keystone Cougar X-LITE 25RKS

                    Used Travel Trailer in Longmont, Colorado 80504

                    For Sale by General RV Center

                    This Cougar X-Lite fifth wheel features a rear kitchen, a single slide, and more! As you enter model 25RKS notice the kitchen conveniently located in the rear of the unit. There is a refrigerator just inside the door, plus enjoy a three burner range, doubl ...

                    • Sale

                    $12,888

                      Used 2021 Keystone Fuzion 430 available in Longmont, Colorado
                      53

                      Used 2021 Keystone Fuzion 430

                      Used Fifth Wheel in Longmont, Colorado 80504

                      For Sale by General RV Center

                      Your family will love this spacious toy hauler that can sleep six people each night. The triple slides will provide added space to move about freely, and the bath and a half will be a big plus when camping with a larger group. Prepare all your meals on the ...

                      • Sale

                      $58,988

                        Used 2021 Keystone Cougar HALF TON 25DBSWE available in Longmont, Colorado
                        30

                        Used 2021 Keystone Cougar HALF TON 25DBSWE

                        Used Travel Trailer in Longmont, Colorado 80504

                        For Sale by General RV Center

                        Keystone Cougar Half-Ton travel trailer 25DBSWE highlights: Flip-Up Bunk Private Bedroom Outdoor Kitchen Bunk Ladder U-Shaped Dinette Look no further because this Cougar Half-Ton travel trailer has what you want! With a rear cargo door and pass-through sto ...

                        • Sale

                        $23,995

                          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

                            Used 2023 Keystone Cougar Half-Ton 23MLE available in Wheat Ridge, Colorado
                            29

                            Used 2023 Keystone Cougar Half-Ton 23MLE

                            Used Fifth Wheel in Wheat Ridge, Colorado 80033

                            For Sale by Blue Compass RV Wheat Ridge

                            The2023KeystoneCougar23MLEspecificationsinclude: Length:Approximately28feet. Weight:Dryweightaround6,000lbs. SleepingCapacity:Upto4people. Features:Rearkitchenlayout,L-shapedkitchenwithamplecounterspace,tanklesswaterheater,andan exteriorkitchenwithafridge. ...

                              $43,995

                                Used 2017 Keystone Impact 351 available in Castle Rock, Colorado
                                100
                                1

                                Used 2017 Keystone Impact 351

                                Used Toy Hauler in Castle Rock, Colorado 80104

                                For Sale by Pop RVs

                                Stock #460210 - 2017 Keystone Impact 351 Toy Hauler with two slide-outs! 12'6 garage!!!********************** CERTIFIED SINGLE OWNER **********************Get ready for your next adventure with this Keystone Impact 351 fifth-wheel toy hauler--designed for ...

                                • Sale
                                • Consignment
                                • Reduced

                                $38,500

                                  Used 2021 Keystone Passport 2210RB GT Series available in Greeley, Colorado
                                  17

                                  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
                                    17
                                    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 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 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 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 2018 Keystone Alpine 3651RL available in Erie, Colorado
                                                112
                                                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 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

                                                    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

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