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View New & Used Keystone RVs for Sale in or near Williamstown, New Jersey

41 listings available

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 2022 Keystone Cougar Half-Ton 24RDS available in Souderton, Pennsylvania

New 2022 Keystone Cougar Half-Ton 24RDS

New Fifth Wheel in Souderton, Pennsylvania 18964

Gorgeous unit with Solar, Fireplace, 12V Refrigerator, Theatre seating! 

  • Sale
  • 360 Tour
  • Sale Pending
  • Length: 28' 11"
  • Dry Weight: 7,369 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
Used 2013 Keystone Alpine 3600RS available in Souderton, Pennsylvania

Used 2013 Keystone Alpine 3600RS

Used Fifth Wheel in Souderton, Pennsylvania 18964

Very nice high end unit ready for camping

  • In Stock
  • New Arrival
  • Length: 39' 2"
  • Dry Weight: 12,227 lbs
  • # Slideouts: 3
  • Sleeping Cap: 4
New 2024 Keystone Cougar Sport 2100RK available in Souderton, Pennsylvania

New 2024 Keystone Cougar Sport 2100RK

New Fifth Wheel in Souderton, Pennsylvania 18964

awesome new layout from cougar at a reasonable price.  JUST ARRIVED

  • Blow Out Price
  • In Stock
  • Length: 26' 3"
  • Dry Weight: 6,815 lbs
  • # Slideouts: 1
  • Sleeping Cap: 6
New 2024 Keystone Cougar Sport 2700BH available in Souderton, Pennsylvania

New 2024 Keystone Cougar Sport 2700BH

New Fifth Wheel in Souderton, Pennsylvania 18964

Awesome new floor plan from cougar at a great price!  lite weight and ready for camping

  • 360 Tour
  • New Arrival
  • Length: 32' 3"
  • Dry Weight: 7,580 lbs
  • # Slideouts: 1
  • Sleeping Cap: 9
Used 2021 Keystone Montana High Country 365BH available in Pottstown, Pennsylvania

Used 2021 Keystone Montana High Country 365BH

Used Fifth Wheel in Pottstown, Pennsylvania 19464

Keystone Montana High Country fifth wheel 365BH highlights from Optimum RV: Private Bunkhouse Bath and a Half Kitchen Island Coffee Station Outside Kitchen MORryde Solid Step This fifth wheel is perfect for a family thanks to the private bunkhouse with a h ...

  • Sale
  • # Slideouts: 4
  • Sleeping Cap: 7
New 2024 Keystone Cougar Half-Ton 23MLE available in Souderton, Pennsylvania

New 2024 Keystone Cougar Half-Ton 23MLE

New Fifth Wheel in Souderton, Pennsylvania 18964

awesome new layout just arrived!

  • In Stock
  • New Arrival
  • Length: 27' 11"
  • Dry Weight: 7,678 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
New 2024 Keystone Avalanche 338GK available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 338GK

New Fifth Wheel in Souderton, Pennsylvania 18964

  • 360 Tour
  • In Stock
  • New Arrival
  • Length: 38' 0"
  • Dry Weight: 12,523 lbs
  • # Slideouts: 4
  • Sleeping Cap: 4
New 2024 Keystone Cougar Half-Ton 32BHS available in Milford, Delaware

New 2024 Keystone Cougar Half-Ton 32BHS

New Fifth Wheel in Milford, Delaware 19963

2024 COUGAR HALF TON BY KEYSTONE MODEL 32BHS   - POWER AWNING W/LED LIGHTING - OUTSIDE KITCHEN - 2 SLIDES - SLEEPS 10 - DUCTED AC - FRONT PRIMARY BEDROOM W/QUEEN BED AND HALF BATH - REAR DOUBLE OVER DOUBLE - MICROWAVE  - DOUBLE DOOR REFRIGERATOR/ ...

  • Sale
  • In Stock
  • New Arrival
  • Length: 35' 8"
  • Dry Weight: 9,428 lbs
  • # Slideouts: 3
  • Sleeping Cap: 11
New 2024 Keystone Cougar 368MBI available in Milford, Delaware

New 2024 Keystone Cougar 368MBI

New Fifth Wheel in Milford, Delaware 19963

2024 COUGAR BY KEYSTONE MODEL 368MBI   2 POWER AWNINGS REAR LADDER FULL BODY PAINT 4 SLIDES DUCTED ROOF A/C SLEEPS 10 FRONT PRIMARY BEDROOM W/KING BED THEATER SEATING SIDE BATHROOM LOFT AREA ABOVE MID BUNK ROOM DINETTE CEILING FAN LARGE SIDE BY SIDE R ...

  • Sale
  • Coming Soon
  • On Order
  • Length: 39' 3"
  • Dry Weight: 11,847 lbs
  • # Slideouts: 4
  • Sleeping Cap: 10
New 2023 Keystone Cougar East 355FBS available in Souderton, Pennsylvania

New 2023 Keystone Cougar East 355FBS

New Fifth Wheel in Souderton, Pennsylvania 18964

  • Sale
  • 360 Tour
  • In Stock
  • Length: 39' 3"
  • Dry Weight: 11,357 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
New 2024 Keystone Avalanche 390DS available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 390DS

New Fifth Wheel in Souderton, Pennsylvania 18964

WOW what a unit! Two master suites with two full baths.  Large loft for the kids! 

  • Sale
  • 360 Tour
  • In Stock
  • New Arrival
  • Length: 42' 11"
  • Dry Weight: 14,384 lbs
  • # Slideouts: 4
  • Sleeping Cap: 6
New 2018 Keystone Cougar XLite 25RES available in Milford, Delaware

New 2018 Keystone Cougar XLite 25RES

New Fifth Wheel in Milford, Delaware 19963

2018 Cougar by Keystone Model 25RES FIFTH WHEEL HALF TON TOWABLE WEIGHS ONLY 7035 LBS SLEEPS 4 PEOPLE BRAND NEW DINETTE CHAIRS ON ORDER VERY CLEAN   WE WANT YOUR BUSINESS FOLKS!! WE TAKE ALL TYPES OF TRADES!! WE CAN PROVIDE FAST AND EASY FINANCING!! C ...

  • Sale
  • In Stock
  • Recent Trade-In
  • Reduced
  • Length: 28' 11"
  • Dry Weight: 7,035 lbs
  • # Slideouts: 2
  • Sleeping Cap: 6
Used 2021 Keystone Cougar 316RLS available in Pottstown, Pennsylvania

Used 2021 Keystone Cougar 316RLS

Used Fifth Wheel in Pottstown, Pennsylvania 19464

Keystone Cougar fifth wheel 316RLShighlights: Dual-Sink Vanity Kitchen Island Queen Bed Slide Tri-Fold Sleeper Sofa Two Awnings MORRyde Solid Step Whether you are a full-timer or family weekend warrior, you will find sleeping space for five to six when you ...

  • Sale
  • Length: 429' 0"
  • # Slideouts: 3
  • Sleeping Cap: 5
Used 2019 Keystone Montana 3121RL available in Egg Harbor City, New Jersey

Used 2019 Keystone Montana 3121RL

Used Fifth Wheel in Egg Harbor City, New Jersey 08215

***RT66 RV CERTIFIED*** ***BUY WITH CONFIDENCE KNOWING YOU HAVE A 66 DAY LIMITED WARRANTY*** This RV is located at our GALLOWAY TWP location:920 West White Horse Pike, Egg Harbor City, NJ!! As a ROUTE 66 Certified Pre-Owned RV buyer you will enjoy the secu ...

  • Sale
  • Under Warranty
  • Length: 35' 0"
  • Dry Weight: 12,180 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
New 2024 Keystone Cougar Sport 2400RE available in Milford North, Delaware

New 2024 Keystone Cougar Sport 2400RE

New Fifth Wheel in Milford North, Delaware 19963

2024 COUGAR BY KEYSTONE MODEL 2400RE     - POWER AWNING - ONE SLIDE - SLEEPS 6  - FRONT PRIMARY BEDROOM W/QUEEN BED - SIDE BATHROOM W/SHOWER - DINETTE - FLATSCREEN TV - FIREPLACE - DUCTED ROOF A/C  - DOUBLE DOOR REFRIGERATOR   WE W ...

  • Sale
  • Coming Soon
  • On Order
  • Length: 28' 0"
  • # Slideouts: 1
  • Sleeping Cap: 6
Used 2017 Keystone Montana 3160RL available in Newfield, New Jersey

Used 2017 Keystone Montana 3160RL

Used Fifth Wheel in Newfield, New Jersey 08344

Beautiful Fifth Wheel!   A great place to camp is all that is required with this 2017 Keystone Montana fifth wheel model 3160RL. This unit features everything needed to enjoy spending time with family and friends away from home. Step inside and s ...

  • Sale
  • Consignment
  • In Stock
  • Length: 35' 6"
  • Dry Weight: 11,935 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
New 2023 Keystone Avalanche 360FL available in Souderton, Pennsylvania

New 2023 Keystone Avalanche 360FL

New Fifth Wheel in Souderton, Pennsylvania 18964

WOW what a layout out!  This unit is a 2023 and ready for camping!

  • Sale
  • Blow Out Price
  • In Stock
  • New Arrival
  • Length: 40' 1"
  • Dry Weight: 13,875 lbs
  • # Slideouts: 5
  • Sleeping Cap: 6
New 2024 Keystone Cougar Half-Ton 32BHS available in Souderton, Pennsylvania

New 2024 Keystone Cougar Half-Ton 32BHS

New Fifth Wheel in Souderton, Pennsylvania 18964

Finally its here!  One of the best selling bunk trailers in the industry!

  • New Arrival
  • Length: 35' 8"
  • Dry Weight: 9,428 lbs
  • # Slideouts: 3
  • Sleeping Cap: 11
New 2024 Keystone Cougar 320RDS Midnight Edition available in Milford, Delaware

New 2024 Keystone Cougar 320RDS Midnight Edition

New Fifth Wheel in Milford, Delaware 19963

2024 Cougar by Keystone Model 320RDS Midnight Edition Fifth Wheel $7,500 MIDNIGHT EDITION PACKAGE 3 SLIDE OUTS WASHER/DRYER PREP SPACIOUS REAR DEN W/ LARGE L-SHAPED COUCH THAT CONVERTS INTO A BED SLEEPS 4 PEOPLE FREE STANDING DINETTE AND CHAIRS FIREPLACE F ...

  • Sale
  • In Stock
  • New Arrival
  • Length: 36' 10"
  • Dry Weight: 11,133 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
New 2024 Keystone Cougar 354FLS available in Souderton, Pennsylvania

New 2024 Keystone Cougar 354FLS

New Fifth Wheel in Souderton, Pennsylvania 18964

Awesome new front living room fifth wheel IN STOCK!  2 AC's, Solar Flex 400iu with Lithium Batteries! 

  • 360 Tour
  • Available to Order
  • Length: 39' 2"
  • Dry Weight: 11,041 lbs
  • # Slideouts: 3
  • Sleeping Cap: 6
New 2024 Keystone Avalanche 378BH available in Souderton, Pennsylvania

New 2024 Keystone Avalanche 378BH

New Fifth Wheel in Souderton, Pennsylvania 18964

Fresh new 378 IN STOCK!

  • In Stock
  • Length: 40' 7"
  • Dry Weight: 13,820 lbs
  • # Slideouts: 4
  • Sleeping Cap: 10
New 2024 Keystone Cougar Sport 2400RE available in Souderton, Pennsylvania

New 2024 Keystone Cougar Sport 2400RE

New Fifth Wheel in Souderton, Pennsylvania 18964

New cougar sport arrival!  IN STOCK!

  • In Stock
  • Length: 25' 0"
  • # Slideouts: 1
  • Sleeping Cap: 6
New 2024 Keystone Cougar 320RDS Midnight Edition available in Milford, Delaware

New 2024 Keystone Cougar 320RDS Midnight Edition

New Fifth Wheel in Milford, Delaware 19963

2024 Cougar by Keystone Model 320RDS Midnight Edition Fifth Wheel $7,500 MIDNIGHT EDITION PACKAGE 3 SLIDE OUTS WASHER/DRYER PREP SPACIOUS REAR DEN W/ LARGE L-SHAPED COUCH THAT CONVERTS INTO A BED SLEEPS 4 PEOPLE FREE STANDING DINETTE AND CHAIRS FIREPLACE F ...

  • Sale
  • In Stock
  • New Arrival
  • Length: 36' 10"
  • Dry Weight: 11,133 lbs
  • # Slideouts: 3
  • Sleeping Cap: 4
Used 2022 Keystone Alpine 3700FL available in Pottstown, Pennsylvania

Used 2022 Keystone Alpine 3700FL

Used Fifth Wheel in Pottstown, Pennsylvania 19464

Keystone RV Alpine fifth wheel 3700FL highlights: Underbed Storage Bath and a Half Kitchen Island Front Living Area Hitch Vision Heated Basement Storage A full rear bathroom creates a master suite in this fifth wheel! The private bedroom has a king bed sli ...

  • Sale
  • # Slideouts: 5
  • Sleeping Cap: 6
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