View New & Used Keystone RVs for Sale in or near Thornton, Colorado
140 listings available
New 2024 Keystone Cougar Half-Ton 29RLSWE
New Travel Trailer in Longmont, Colorado 80504
$76,276 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton travel trailer 29RLSWE highlights:Opposing SlidesMaster SuiteWardrobe SlideTri-Fold Sleeper SofaTwo Electric AwningsPass-Through Storage?Immediately upon entering this Cougar Half-T ...
- Length: 33' 0"
- Dry Weight: 7,611 lbs
- # Slideouts: 3
- Sleeping Cap: 5
New 2024 Keystone Cougar Sport 2400RE
New Fifth Wheel in Longmont, Colorado 80504
Keystone Limited Edition Cougar Sport fifth wheel 2400RE highlights:Rear Kitchen with Butler PantryTri-Fold Sofa SleeperPrivate Front Bedroom16' AwningRear Pass Through?This lightweight fifth wheel is big enough for your small family to camp together!? Ent ...
- Length: 29' 0"
- Dry Weight: 7,500 lbs
- # Slideouts: 1
- Sleeping Cap: 6
Used 2003 Keystone Cougar 280 BH
Used Travel Trailer in Longmont, Colorado 80504
Bunk House, Queen Bed, Wardrobe, Triple Bunks, Shower/Tub, Sofa Bed, Dinette, Stove, Microwave, Refrig, and More.
- Length: 30' 0"
- Dry Weight: 4,710 lbs
New 2024 Keystone Montana 3231CK
New Fifth Wheel in Loveland, Colorado 80537
Keystone Montana fifth wheel 3231CK highlights:Kitchen IslandRear Living AreaFront Private BedroomTwo Pull Out PantriesResidential Range Hood?Luxury abounds throughout this fifth wheel! Starting in the kitchen with the island, two pull out pantries with ex ...
- Length: 38' 0"
- Dry Weight: 12,900 lbs
- # Slideouts: 3
- Sleeping Cap: 4
New 2024 Keystone Alpine 3700FL
New Fifth Wheel in Longmont, Colorado 80504
$127,984 *MSRP is subject to change by manufacturerKeystone RV Alpine fifth wheel 3700FL highlights:?Underbed StorageBath and a HalfKitchen IslandFront Living AreaHitch VisionHeated Basement Storage?A full rear bathroom creates a master suite in this fifth ...
- Length: 41' 0"
- Dry Weight: 14,111 lbs
- # Slideouts: 5
- Sleeping Cap: 6
New 2024 Keystone Alpine 3910RK
New Fifth Wheel in Longmont, Colorado 80504
$125,682 *MSRP is subject to change by manufacturerKeystone RV Alpine fifth wheel 3910RK highlights:?Underbed StorageRear KitchenDual Entry DoorsFireplaceOutdoor Kitchen?With a bath and a half, it's a clean decision to take this fifth wheel with you on you ...
- Length: 43' 0"
- Dry Weight: 13,876 lbs
- # Slideouts: 3
- Sleeping Cap: 6
New 2024 Keystone Carbon 310
New Fifth Wheel in Loveland, Colorado 80537
$93,564 *MSRP is subject to change by manufacturerKeystone Carbon toy hauler 310 highlights:Dual Swivel ChairsElectric BedShower with a SeatFront Private Bedroom?Grab your helmets and load up the dirt bikes in this spacious fifth wheel! Once you've arrived ...
- Length: 35' 0"
- Dry Weight: 11,450 lbs
- # Slideouts: 1
- Sleeping Cap: 7
New 2024 Keystone Cougar Half-Ton 27BHS
New Travel Trailer in Longmont, Colorado 80504
Keystone Cougar Half-Ton travel trailer 27BHS highlights:Exterior Cargo DoorU-Shaped DinetteLarge Slide OutFull BathOutdoor Griddle and Mini FridgeDual Bedroom Wardrobes?Your whole crew will feel at home in this spacious trailer that can sleep ten people e ...
- Length: 31' 0"
- Dry Weight: 6,780 lbs
- # Slideouts: 1
- Sleeping Cap: 10
New 2024 Keystone Montana 3123RL
New Fifth Wheel in Loveland, Colorado 80537
Keystone Montana fifth wheel 3123CK highlights:Kitchen IslandRear Living AreaFront Private BedroomFloor to Ceiling Pantry with ShelvesOutside Shower?Luxury abounds throughout this fifth wheel! Starting in the kitchen with the island, floor to ceiling pantr ...
- Length: 35' 0"
- Dry Weight: 12,460 lbs
- # Slideouts: 3
- Sleeping Cap: 4
New 2024 Keystone Montana 3795FK
New Fifth Wheel in Loveland, Colorado 80537
Keystone Montana fifth wheel 3795FK highlights:Front Raised KitchenRear Full BathKing BedFireplaceDual Hide-A-Bed SofasDual Sink Vanity in Bath?The perfect RV when you like to take "home"' with you when you travel!? This Montana fifth wheel gives you the s ...
- Length: 40' 0"
- Dry Weight: 13,660 lbs
- # Slideouts: 4
- Sleeping Cap: 6
New 2024 Keystone Alpine Avalanche Edition 346FL
New Fifth Wheel in Longmont, Colorado 80504
$105,816 *MSRP is subject to change by manufacturerKeystone Alpine Avalanche Edition fifth wheel 346FL highlights:Quad SlidesFront LivingRaised Rear BathColossal Storage Beneath Rear BedroomFree Standing Dinette?Enjoy traveling with your family and friends ...
- Length: 39' 0"
- Dry Weight: 12,930 lbs
- # Slideouts: 4
- Sleeping Cap: 6
Used 2020 Keystone Cougar 364BHL
Used Fifth Wheel in Longmont, Colorado 80503
Stock #405693 - Energy Independence with $27,000 in aftermarket upgrades. Set up for off grid adventures. Full solar and lithium batteries.If you're looking for a rig ready to hit the road for your next boondocking adventure, look no further than this 2020 ...
- Length: 36' 0"
- Dry Weight: 11,225 lbs
- # Slideouts: 3
- Sleeping Cap: 10
New 2025 Keystone Cougar Half-Ton 25MLEWE
New Travel Trailer in Longmont, Colorado 80504
$56,685 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton travel trailer 25MLEWE highlights:Rear KitchenSpacious Full BathKing BedSpacious Living Area?If you're ready for fun summers at the lake, make your adventures complete with this tra ...
- Length: 30' 0"
- Dry Weight: 6,587 lbs
- # Slideouts: 1
- Sleeping Cap: 5
New 2025 Keystone Cougar Half-Ton 25FKD
New Travel Trailer in Longmont, Colorado 80504
$58,078 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton travel trailer 25FKD highlights:King-Size BedTri-Fold SofaBooth DinetteDual EntryFront Windshield Design?With a king-size bed, this Cougar Half-Ton travel trailer shows that you can ...
- Length: 30' 0"
- Dry Weight: 7,130 lbs
- # Slideouts: 2
- Sleeping Cap: 6
New 2024 Keystone Montana 3231CK
New Fifth Wheel in Aurora, Colorado 80011
- Length: 38' 0"
- # Slideouts: 3
New 2024 Keystone Alpine 3011CK
New Fifth Wheel in Longmont, Colorado 80504
Keystone Alpine fifth wheel 3011CK highlights:King BedTwo Pull-Out PantriesFree Standing Dinette?FireplaceOutside Kitchen?A great coach for an?adventurous couple that loves to travel. This Alpine fifth wheel features wide open spaces thanks to triple slide ...
- Length: 35' 0"
- Dry Weight: 12,300 lbs
- Sleeping Cap: 4
New 2024 Keystone Alpine Avalanche Edition 321RL
New Fifth Wheel in Longmont, Colorado 80504
Keystone Alpine Avalanche Edition fifth wheel 321RL highlights:King BedKitchen IslandFireplaceHide-a-Bed SleeperTheater Seating?For the couple that loves to travel!? You will truly enjoy this spacious fifth wheel featuring triple slides with dual opposing ...
- Length: 37' 0"
- Dry Weight: 11,970 lbs
- # Slideouts: 3
- Sleeping Cap: 4
New 2024 Keystone Cougar Half-Ton 25FKD
New Travel Trailer in Longmont, Colorado 80504
$58,078 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton travel trailer 25FKD highlights:King-Size BedTri-Fold SofaBooth DinetteDual EntryFront Windshield Design?With a king-size bed, this Cougar Half-Ton travel trailer shows that you can ...
- # Slideouts: 2
- Sleeping Cap: 6
New 2024 Keystone Springdale Classic Mini 1810BH
New Travel Trailer in Longmont, Colorado 80504
Keystone Springdale Classic Mini travel trailer 1810BH highlights:U-Shaped Dinette SlideFold-Down SofaRear Corner BathQueen Miller BedPass-Through Storage?This cute Springdale Classic Mini bunk model will easily sleep eight?with the 30" x 74" bunk bed, u-s ...
- Length: 21' 0"
- Dry Weight: 4,405 lbs
- Sleeping Cap: 7
New 2024 Keystone Cougar 260MLE
New Fifth Wheel in Longmont, Colorado 80504
Keystone Cougar fifth wheel 260MLE highlights:12V Ceiling FanDouble SlidesShower with a SeatOutside KitchenFront Private Bedroom?This fifth wheel is packed with premium features you won't want to camp without. You'll feel at home in the front private bedro ...
- Length: 31' 0"
- Dry Weight: 9,820 lbs
- # Slideouts: 2
- Sleeping Cap: 4
New 2024 Keystone Avalanche 338GK
New Fifth Wheel in Longmont, Colorado 80504
Keystone Avalanche fifth wheel 338GK highlights:Grand KitchenBar StoolsFree Standing DinetteBedroom Master ClosetFireplaceOutside Kitchen?This grand kitchen offers the cook their own space to prepare and serve meals from the large L-shaped counter peninsul ...
- Length: 43' 0"
- Dry Weight: 12,780 lbs
- # Slideouts: 4
- Sleeping Cap: 4
New 2025 Keystone Cougar Half-Ton 25MLEWE
New Travel Trailer in Longmont, Colorado 80504
$56,685 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton travel trailer 25MLEWE highlights:Rear KitchenSpacious Full BathKing BedSpacious Living Area?If you're ready for fun summers at the lake, make your adventures complete with this tra ...
- Length: 30' 0"
- Dry Weight: 6,587 lbs
- # Slideouts: 1
- Sleeping Cap: 5
New 2024 Keystone Cougar Half-Ton 24RDS
New Fifth Wheel in Longmont, Colorado 80504
$63,403 *MSRP is subject to change by manufacturerKeystone Cougar Half-Ton fifth wheel 24RDS highlights:U-Shaped DinetteSleeper SofaWardrobe SlideLED HDTVLarge Slide?Spend your weekends in comfort with this Cougar Half-Ton fifth wheel! A full bathroom with ...
- Length: 29' 0"
- Dry Weight: 7,612 lbs
- # Slideouts: 2
- Sleeping Cap: 6
Used 2017 Keystone Cougar Half-Ton Series 28RLSWE
Used Travel Trailer in Longmont, Colorado 80504
This rear living Cougar Half-ton Series travel trailer by Keystone RV has got you covered when it comes to camping.? Model 28RLSWE offers sleeping for six, a large slide out for added interior space, plus dual entry doors for added convenience.Enter the re ...
- Length: 31' 0"
- Dry Weight: 6,477 lbs
- # Slideouts: 1
- Sleeping Cap: 6