• Sell Your Boat
  • Find
    droparrow iconFind
    • Boats For Sale
    • Boat Types
    • Boat Dealers
    • Outboard Motors & Engines
    • Boat Trailers
  • Sell Your Boat
  • Finance
    droparrow iconFinance
    • Boat Loans
    • Boat Loan Calculator
    • Boat Loan Rates
    • FAQ - How to Finance
  • Services
    droparrow iconServices
    • Extended Service Plan
    • Tire & Wheel Plan
    • GAP Protection
    • Roadside Assistance
    • Boat Insurance
    • Boat Transport
    • Boat Warranty
    • Boat Documentation
    • Boat Rental
    • Become a Member
  • Research
    droparrow iconResearch
    • Get Advice On:
    • Buying
    • Selling
    • Boating
    • Read
    • Reviews
  • Home//
  • Boats for Sale//
  • Power//
  • Runabout//
  • Cobalt//
  • R3

Used Cobalt R3, Judge Judge 18 Runabout boats for sale

Clear AllCobalt r3 judge-18used power-runabout power-bowrider power-pwc
Location
from
Use My Location
Condition
AllNewUsed
Length
to
ft.
Year
to
Price
to
Price Drop
info
Boat Type
  • All Power
  • Bowrider
  • Ski and Wakeboard
Make
  • Sea Ray
  • Chaparral
  • Cobalt
  • Starcraft
  • Yamaha Boats
  • Regal
  • Bayliner
  • Crownline
  • Monterey
  • Hurricane
291 more Makes...
Cobalt Ranges
  • Surf
  • Outboard
Cobalt Models
  • R3
  • CS22
  • R4
  • CS23
  • R6
  • R30
  • 220
  • R5
  • 262
  • 302
  • R8
69 more Models...
Fuel Type
  • Gas
Hull Material
    Engine Type
    • All
    • Direct Drive
    • Jet Drive
    • None
    • Other
    • Single Inboard
    • Single I/O
    • Single Outboard
    • Twin Inboard
    • Twin I/O
    • Twin Outboard
    • Triple I/O
    • Triple Outboard
    • V-Drive
    For Sale By
    Ad Image
    viewable ad alt texteligible ad alt textaccupixel ad alt text
    18 boats
    Sort: Recommended
    • Recommended
    • Recently Updated: Newest first
    • Recently Updated: Oldest first
    • Distance: Nearest first
    • Distance: Farthest first
    • Year: Newest first
    • Year: Oldest first
    • Length: Longest first
    • Length: Shortest first
    • Price: High to Low
    • Price: Low to High

      2019 Cobalt R3

      $64,900

      $483/mo*

      Mattituck, NY 11952 | Strongs Marine

      2019 Cobalt R3
      • 2015 Cobalt R3

        $65,000

        $484/mo*

        Carson City, NV 89706 | Private Seller

        2015 Cobalt R3
        • 2019 Cobalt R3

          $70,999

          $529/mo*

          Ocean View, NJ 08230 | South Jersey Yacht Sales

          2019 Cobalt R3

          2021 Cobalt R3 Surf

          $99,995

          $745/mo*

          Graford, TX 76449 | Slalom Shop - Possum Kingdom

          2021 Cobalt R3 Surf

          2019 Cobalt R3 Surf

          $73,500

          $548/mo*

          Mt Juliet, TN 37122 | Nashville Yacht Brokers, Inc.

          2019 Cobalt R3 Surf
          • 2017 Cobalt R3 Surf

            $74,990

            $559/mo*

            Chicago, IL 60602 | Gordy's - Chicago

            2017 Cobalt R3 Surf
            • 2021 Cobalt R3

              $104,500

              $779/mo*

              Schroon Lake, NY 12870 | Private Seller

              2021 Cobalt R3
              • 2017 Cobalt R3 Surf

                $74,990

                $559/mo*

                Fox Lake, IL 60020 | Gordy's - Fox Lake

                2017 Cobalt R3 Surf

                2019 Cobalt R3

                $69,995

                $521/mo*

                Dadeville, US 36853 | Singleton Blue Creek Marina

                2019 Cobalt R3

                2018 Cobalt R3

                $80,000

                $596/mo*

                Madisonville, LA 70447 | Nunmaker Yachts

                2018 Cobalt R3

                2019 Cobalt R3 Surf

                $108,900

                $811/mo*

                Gallatin, MO 64640 | Marine Sales Inc.

                2019 Cobalt R3 Surf

                2020 Cobalt R3 Surf

                $89,900

                $670/mo*

                Chattanooga, TN 37416 | Erwin Marine Sales Inc ( Chattanooga, TN )

                2020 Cobalt R3 Surf

                2015 Cobalt R3

                $58,000

                ↓ Price Drop

                $432/mo*

                Ada, OK 74820 | Private Seller

                2015 Cobalt R3

                2026 Yamaha Boats 252SD

                $113,999

                $849/mo*

                Columbus, OH 43224 | Sizzle Marine

                2026 Yamaha Boats 252SD

                2025 Tahoe T18

                $33,985

                $296/mo*

                Columbus, OH 43224 | Sizzle Marine

                2025 Tahoe T18

                2026 Yamaha Boats AR220

                $60,999

                $454/mo*

                Columbus, OH 43224 | Sizzle Marine

                2026 Yamaha Boats AR220

                2015 Cobalt R3

                $60,984

                $454/mo*

                Nisswa, MN 56468 | MarineMax Nisswa

                2015 Cobalt R3
                • 2017 Cobalt R3 Surf

                  $74,990

                  $559/mo*

                  Fontana, WI 53125 | Gordy's Lakefront Marine

                  2017 Cobalt R3 Surf
                  • 2017 Cobalt R3 Surf

                    $74,990

                    $559/mo*

                    Oconomowoc, WI 53066 | Gordy's - Oconomowoc

                    2017 Cobalt R3 Surf
                    • 2020 Cobalt R3 Surf

                      $89,900

                      $670/mo*

                      Chattanooga, TN 37416 | Erwin Marine

                      2020 Cobalt R3 Surf

                        2020 Cobalt R3

                        $77,500

                        ↓ Price Drop

                        $577/mo*

                        Hendersonville, TN 37075 | Jim V. Marine Sales LLC

                        2020 Cobalt R3
                      • <
                      • 1
                      • >
                      Connect with Us
                      YoutubeInstagramFacebookTwitterReddit
                      Download the BoatTrader app
                      App StoreGoogle Play
                      • Boats for Sale
                      • Outboard Motors & Engines
                      • Boat Trailers
                      • Boat Research
                      • Boating Lifestyle Calculator
                      • About Boat Trader
                      • Private Sellers
                      • Dealers
                      • My Boats
                      • Boat Loans
                      • Boat Loan Calculator
                      • Boat Loan Rates
                      • FAQ - How to Finance
                      • Extended Service Plan
                      • Tire & Wheel Plan
                      • GAP Protection
                      • Roadside Assistance
                      • Boat Insurance
                      • Boat Transport
                      • Boat Warranty
                      • Boat Documentation
                      • Boat Rental
                      • Become a Member
                      • Cookies
                      • Do Not Sell My Personal Information
                      • Community Guidelines
                      • Security Center
                      • Site Map
                      Copyright © 2025 Boats Group. All Rights ReservedAd and Sponsorship Policy|Advertiser Agreement|Copyright|Privacy Policy|Terms of Use|AdChoices