• 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//
  • Custom

Used Custom, Judge Judge 18 Power boats for sale

Clear AllAll CustomJudge judge-18usedAll power unpowered-kayak
Location
from
Use My Location
Condition
AllNewUsed
Length
to
ft.
Year
to
Price
to
Price Drop
info
Boat Type
  • All Power
  • All Sail
  • All PWC
  • All Small Boats
  • Aft Cabin
  • Airboat
  • Aluminum Fishing
  • Antique and Classic (Power)
  • Antique and Classic (Sail)
  • Barge
  • Bass
  • Bay
  • Bowrider
  • Catamaran
  • Center Console
  • Commercial (Power)
  • Commercial (Sail)
  • Convertible
  • Cruise Ships
  • Cruisers (Power)
  • Cruisers (Sail)
  • Cuddy Cabin
  • Cutter
  • Daysailer
  • Deck
  • Dinghy (Sail)
  • Dive
  • Downeast
  • Express Cruiser
  • Flats
  • Freshwater Fishing
  • Gulet
  • High Performance
  • Houseboat
  • Jet
  • Jon
  • Ketch
  • Motor Yachts
  • Motorsailer (Power)
  • Motorsailer (Sail)
  • Narrowboats
  • Other (Power)
  • Other (Sail)
  • Passenger
  • Pilothouse
  • Pontoon
  • Power Catamarans
  • Racer/Cruiser
  • Rigid Inflatable
  • River Cruiser
  • Runabout
  • Saltwater Fishing
  • Schooner
  • Ski and Wakeboard
  • Skiff
  • Sloop
  • Sport Fishing
  • Sports Cruiser
  • Trawler
  • Tug
  • Unspecified
  • Utility
  • Walkaround
Make
  • Custom
  • Judge
  • Sea Ray
  • Boston Whaler
  • Chaparral
  • Yamaha Boats
  • Regal
  • Bayliner
  • Grady-White
  • Cobalt
  • Starcraft
  • Bennington
1,441 more Makes...
Custom Models
  • custom
  • Key Hopper 20
  • 23
  • 17
  • 22
  • 32 Tri Toon
  • 64 Crew Boat
  • Boathouse
  • Custom Commercial
  • F22
257 more Models...
Judge Models
  • 34 Express
  • 36 Chesapeake
Fuel Type
  • Diesel
  • Electric
  • Gas
  • Other
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
    290 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

      2020 Custom Renaissance Prowler

      $269,000

      $2,004/mo*

      Marrero, LA 70072 | The Boat Yard, Inc

      2020 Custom Renaissance Prowler
      Dealer Logo

      2005 Custom Mirage Yachts 40 Convertible

      $249,000

      $1,855/mo*

      Jupiter, FL 33458 | United Yacht Sales - Florida SE Coast

      2005 Custom Mirage Yachts 40 Convertible
      Dealer Logo

      1975 Custom 36 Matlack Tournament SF

      $59,900

      $446/mo*

      Freeport, TX 77541 | Gulf States Yacht Sales LLC

      1975 Custom 36 Matlack Tournament SF
      Dealer Logo
      • 2022 Custom Reno Skiff 16 Custom

        $18,995

        New Orleans, LA 70118 | The Boat Yard Inc

        2022 Custom Reno Skiff 16 Custom
        • 2007 Custom 260 Sundancer

          $46,500

          $405/mo*

          Goshen, NY 10924 | Private Seller

          2007 Custom 260 Sundancer
          • 2025 Custom Hank's 40 Houseboat

            $289,000

            $2,153/mo*

            Essex, MD 21221 | United Yacht Sales

            2025 Custom Hank's 40 Houseboat
            • 2010 Custom Aluminum Work Boat 33

              $164,995

              $1,229/mo*

              New Orleans, LA 70118 | The Boat Yard Inc

              2010 Custom Aluminum Work Boat 33

              2018 Custom 64 Crew Boat

              $1,650,000

              ↓ Price Drop

              $12,292/mo*

              Virginia Beach, VA 23450 | Denison Yachting

              2018 Custom 64 Crew Boat

              2023 Custom M27

              $365,000

              ↓ Price Drop

              $2,719/mo*

              Beaufort, NC 28516 | Rick Obey Yacht Sales

              2023 Custom M27

              1976 Custom Aluminum 16

              $9,995

              Metairie, LA 70003 | La Boat Dealer

              1976 Custom Aluminum 16
              • 2021 Custom Tender 700

                $59,995

                $447/mo*

                Sturgeon bay, WI 54235 | CenterPointe Marine

                2021 Custom Tender 700

                2010 Custom Flat 28 Cabin Boat

                $89,995

                $670/mo*

                Marrero, LA 70072 | The Boat Yard Inc

                2010 Custom Flat 28 Cabin Boat
                • 2023 Custom EP-14

                  $29,950

                  $261/mo*

                  Rose City, MI 48654 | Private Seller

                  2023 Custom EP-14

                  2015 Custom 18X60 DUCK/SHRIMP/HUNT BOAT

                  $17,995

                  ↓ Price Drop

                  Marrero, LA 70072 | The Boat Yard Inc

                  2015 Custom 18X60 DUCK/SHRIMP/HUNT BOAT
                  • 1985 Custom Serodino Dinner Boat

                    $1,500,000

                    Albany, NY 12208 | United Yacht Sales

                    1985 Custom Serodino Dinner Boat
                    • 2025 Custom APM-14

                      $19,950

                      Rose City, MI 48654 | Private Seller

                      2025 Custom APM-14
                      • 2002 Custom Custom Commercial

                        $41,995

                        New Orleans, LA 70118 | The Boat Yard Inc

                        2002 Custom Custom Commercial
                        • 2023 Custom Nitro z20

                          $69,000

                          $514/mo*

                          Lake Havasu City, AZ 86406 | Private Seller

                          2023 Custom Nitro z20
                          • 1946 Custom Step Hydroplane

                            $55,000

                            Saugus, MA 01906 | Private Seller

                            1946 Custom Step Hydroplane
                            • 2026 Custom JetCar

                              $65,000

                              $484/mo*

                              Miami Beach, FL 33139 | Private Seller

                              2026 Custom JetCar
                              • 2019 Custom Z520C

                                $64,995

                                $484/mo*

                                Canyon Lake, CA 92587 | Private Seller

                                2019 Custom Z520C

                                2006 Custom 17

                                $9,995

                                New Orleans, LA 70118 | The Boat Yard Inc

                                2006 Custom 17
                                • 2004 Custom 23

                                  $24,995

                                  Marrero, LA 70072 | The Boat Yard Inc

                                  2004 Custom 23
                                  • 1932 Custom Racing

                                    $10,000

                                    Ormond Beach, FL 32174 | Private Seller

                                    1932 Custom Racing
                                    • 2020 Custom OCEAN

                                      $43,000

                                      $374/mo*

                                      Shelby twp, MI 48316 | Private Seller

                                      2020 Custom OCEAN
                                      • 2022 Custom Palapa19

                                        $49,900

                                        $434/mo*

                                        Forked River, NJ 08731 | Private Seller

                                        2022 Custom Palapa19
                                        • 1972 Custom SS210

                                          $8,000

                                          Burlingame, CA 94010 | Private Seller

                                          1972 Custom SS210
                                          • 2024 Custom 22

                                            $47,995

                                            $418/mo*

                                            Woodbury, TN 37190 | Private Seller

                                            2024 Custom 22
                                            • 2025 Custom 200ev

                                              $29,999

                                              $261/mo*

                                              Larwill, IN 46764 | Private Seller

                                              2025 Custom 200ev
                                              • 2022 Custom FishPro Trophy

                                                $18,000

                                                Sealy, TX 77474 | Private Seller

                                                2022 Custom FishPro Trophy
                                                • 2024 Custom ACII

                                                  $6,995

                                                  Rose City, MI 48654 | Private Seller

                                                  2024 Custom ACII
                                                  • 2002 Custom Custom Commercial

                                                    $33,995

                                                    Marrero, LA 70072 | The Boat Yard Inc

                                                    2002 Custom Custom Commercial
                                                    • 2018 Custom GTXi155

                                                      $8,000

                                                      Clearwater, FL 33760 | Private Seller

                                                      2018 Custom GTXi155
                                                      • 2010 Custom Aluminum 33 Work Boat

                                                        $159,995

                                                        $1,192/mo*

                                                        Marrero, LA 70072 | The Boat Yard Inc

                                                        2010 Custom Aluminum 33 Work Boat
                                                      • <
                                                      • 1
                                                      • 2
                                                      • 3
                                                      • 4
                                                      • 5
                                                      • >
                                                      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