2003 Grady-White Marlin 300
$75,000
Boat in Mount Pleasant, SC 29464 US
Marlin 300
2 Engines (2x Yamaha)
30 feet
Gas
Fiberglass/Reinforced
The Grady White 300 Marlin has always been a battle wagon and proven fishing platform. She has a huge cockpit with plenty of room to fight the big ones, (or the little ones)! She also makes a great over night boat as she sleeps 4 comfortably and has a full galley, an enclosed head with hot shower and AC for your comfort!
This is one of Grady's most popular cabin models that has stood the test of time!
- Twin 225 Yamahas all services are current and only 875 hours
- Hardtop with enclosure
- Lee Outriggers
- Twin Garmin GPSMap X5
- Simrad auto pilot
- Standard Horizon VHF
- Windlass
- Shorepower with 30amp cord
- Live well
- Fish box
- Tackle locker
- AC/Heat
- Head with shower
- Refrigerator
- Microwave
- Single burner stove
- Stereo
She's a great boat and in ready to fish condition! Motivated seller so don't miss this one!
The first model built on the exclusive SeaV²® hull, the Marlin 300 offers amazing performance and true offshore saltwater fishing boat capability. Since that first design over three decades ago, the Marlin 300 has been refined through customer input and Grady's acclaimed exceptional attention to detail. From the high windshield with ventilated tempered glass to the plush seating and luxurious cabin, this is a much-loved, legendary 30-foot walkaround fishing boat with abundant family-friendly details.
This 300 Marlin is ready to fish! She is in great shape and completely turn key!
Services are up to date on the Yamahas and a trailer is available.
Its fishing season so don't miss this one!
- Seller's Personal Belongings
- Trailer
Engine and generator hours are as of the date of the original listing and are a representation of what the listing broker is told by the owner and/or actual reading of the engine hour meters. The broker cannot guarantee the true hours. It is the responsibility of the purchaser and/or his agent to verify engine hours, warranties implied or otherwise and major overhauls as well as all other representations noted on the listing brochure.
The company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change or withdrawal without notice.
Price History
| Date | Event | Price |
|---|---|---|
| 10/22/25 | Price decreased | $75,000(-5.1%) |
| 3/14/25 | Initial price | $79,000 |
2003 Grady-White Marlin 300 Video Tours
Overview from around the web 2003 Grady-White Marlin 300
Customers praise the 2003 Grady-White Marlin 300 for its exceptional build quality and reliable performance
Many highlight its spacious and well-designed cockpit, making it ideal for both serious fishing and comfortable family outings. The boat’s stable handling and smooth ride in various sea conditions receive frequent commendations. Additionally, owners appreciate the ample storage, quality fishing amenities, and the classic, durable construction that Grady-White is known for. Overall, the 2003 Marlin 300 is regarded as a versatile and trustworthy vessel that holds its value well.
The Biggest Pros and Cons
The 2003 Grady-White Marlin 300 offers a range of benefits and some considerations to keep in mind:
Pros
Solid Build Quality: Known for its durable construction and high-quality materials, ensuring longevity and reliability on the water.
Spacious Cockpit: Provides ample room for fishing and entertaining, making it ideal for both serious anglers and family outings.
Comfortable Ride: The deep-V hull design delivers a smooth and stable ride, even in choppy conditions.
Versatile Layout: Features well-thought-out storage compartments and fishing amenities, enhancing convenience and functionality.
Powerful Performance: Equipped with reliable twin outboard engines that offer good speed and fuel efficiency.
Cons
Older Technology: Being a 2003 model, it may lack some of the modern electronics and conveniences found in newer boats.
Maintenance Requirements: As with any boat of this age, upkeep and potential part replacements may be necessary to maintain optimal performance.
Weight Considerations: The sturdy build contributes to a heavier overall weight, which could affect trailering and fuel consumption.
Limited Cabin Space: While suitable for day trips, the cabin amenities are modest and may not accommodate extended overnight stays comfortably.
Made For
The 2003 Grady-White Marlin 300 is perfect for anglers and boating enthusiasts who value a versatile, reliable, and spacious center console boat. Ideal for serious offshore fishing, it caters to those seeking excellent performance, stability, and ample storage for gear. Whether you're planning a day of deep-sea fishing, cruising coastal waters, or enjoying family outings on the water, the Marlin 300 offers comfort, durability, and functionality to meet a variety of recreational boating needs.
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Meet the Broker

Address
Boat Location
Contact United Yacht Sales
24 Patriots Point Road, MT. Pleasant, South Carolina , 29466

































