2003 Grady-White Marlin 300 Boat in Emerald Isle, NC 28594 US

$163,500

Used
builtBuilt in 2003
Year the boat was built
model

Marlin 300

Boat model
engine

2 Engines (2x Yamaha)

Engine type and count
length

30 feet

Overall boat length
fuel

--

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
30ft
Length Overall
32.58ft
Beam
1.58ft
Max Bridge Clearance
9.75ft
Max Draft
1.58ft
Deadrise At Transom
20deg
Dry Weight
7000lb
Fresh Water Tanks
39gal
Fuel Tanks
306gal
Hull Material
fiberglass
Engine 1
Engine Make
Yamaha
Engine Model
F300
Total Power
300hp
Engine Hours
146
Engine Type
outboard 4 stroke
Engine 2
Engine Make
Yamaha
Engine Model
F300
Total Power
300hp
Engine Hours
144
Engine Type
outboard 4 stroke
Summary
This Classic 2003 Grady White Marlin truly shows why Grady Whites are the best of the best. With over 130k in recent upgrades to this vessel, this is a turnkey boat ready to compete with the new models.
Disclaimer

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

DateEventPrice
10/14/26Initial price$163,500

Contact YACHTS360

6735 Market St, Wilmington, NC, 28405

Grady-White Marlin 300: BoatTEST Review

Reviewed by Jeff Hammond

Overview

The Grady White Marlin 300 is a classic offshore walkaround boat that blends the features of an express fishing boat with the fishing amenities typically found on center consoles. Unlike many center consoles, it offers overnight accommodations, making it a versatile and family-friendly vessel. Measuring 30 feet 6 inches in length overall with a beam of 10 feet 7 inches, the Marlin 300 provides a spacious and stable platform for offshore fishing and extended trips.

Exterior Design and Cockpit

The Marlin 300 features a hull draft of 23 inches and a closed foredeck with a protected bridge and high windshield, which effectively shed green water in rough seas, ensuring a dry and safe ride offshore. The cockpit is designed with fishing in mind, offering 8 feet 10 inches of space from bolster to bolster and 6 feet 6 inches from the transom to the bait prep station, allowing ample room for multiple anglers to move and fish comfortably. The cockpit is 28 inches deep, with large bolsters and sturdy tow rails enhancing safety. Storage is well thought out, including rod storage under the gunnels and multiple rod holders on the cap rails and hardtop. The transom includes a door leading to a stern platform with a four-step ladder and grab rail for easy water access. Additional features include a freshwater shower wand, shore power connections, engine freshwater flush attachments, washdown hoses, battery switches, and circuit breakers housed in a dedicated compartment. The transom deck incorporates a cutting board over a storage compartment with pull-out tubs and battery storage below. A transom bench seat provides comfortable seating, and hatches grant access to the optional Fisher Panda 5 kW generator, pumps, seacock levers, water tanks, and a large insulated fish box.

Helm and Bridge Features

The helm deck is equipped with optional command chairs that are adjustable both vertically and horizontally, featuring ventilated backrests, swivel seats, flip-up bolsters and armrests, and fold-down footrests. Storage is integrated into the helm seats with locking drawers. The dash offers ample space for electronics and includes a Yamaha engine monitoring screen, compass, accessory switches, and a stainless steel tilt steering wheel. Controls for the twin Yamaha 300 horsepower V6 4.2-liter four-stroke outboards, trim tabs, stereo remote, and optional bow thruster are ergonomically positioned for ease of use. The fiberglass hardtop with a painted aluminum frame includes lockable storage boxes, storage nets, spreader lights, and opening side vents. Strata glass front and side curtains complete the enclosure, making the boat suitable for three-season use. Walk-around side decks with nine-inch bulwarks and tall rails provide safe access to the foredeck, which features a recessed design, a windlass with foot controls, a large hatch for the rode locker, and cushioned seating on the trunk cabin.

Interior Living Spaces

Below deck, the Marlin 300 offers comfortable accommodations suitable for overnight stays. The cabin includes a small galley to port equipped with a sink providing hot and cold running water, an electric stovetop set into a Corian countertop, a microwave, and a refrigerator. The bow features a dinette with a cherry wood table that converts into a V-berth. To starboard, there is an enclosed wet head with standing headroom, and a crawl-in mid-cabin contains a double berth, an opening port light, and rod holders. The interior is finished with a teak and holly sole and includes a six-gallon water heater and a 32-gallon fresh water tank, all standard equipment enhancing comfort and convenience.

Power and Performance

The test boat weighed an estimated 10,615 pounds with three people aboard, 39% fuel, and test power installed. Powered by twin 300 horsepower Yamaha V6 4.2-liter four-stroke outboards, the Marlin 300 achieved a top speed of 50 miles per hour at 5,900 RPM. The best cruise speed was 27.6 miles per hour at 3,500 RPM, delivering fuel efficiency of 1.5 miles per gallon and a range of approximately 390 statute miles with a 10% fuel reserve from its 282-gallon capacity. Acceleration was brisk, reaching planing speed in 3.3 seconds, 20 miles per hour in 3.9 seconds, and 30 miles per hour in 6.9 seconds. The hull’s 19.5-degree dead rise at the transom provided smooth handling through one-foot chop and 10-mile-per-hour gusting winds. Maneuverability was responsive and predictable, aided by the optional bow thruster and twin outboards, which facilitated easy docking and slip entry.

Conclusion

The Grady White Marlin 300 has been a mainstay in the brand’s lineup since 1989 for good reason. It offers a dry, secure, and comfortable platform suitable for families and anglers alike, combining offshore fishing capabilities with overnight accommodations. Its spacious cockpit, well-thought-out fishing amenities, protective design, and reliable performance make it a versatile vessel that meets the needs of a wide range of boaters. Overall, the Marlin 300 stands out as a well-rounded offshore walkaround that balances fishing functionality with cruising comfort.

Rating: 4.5 out of 5

Overview from around the web 2003 Grady-White Marlin 300

The 2003 Grady-White Marlin 300 garners praise from its owners for its exceptional build quality, reliability, and versatility

Users often highlight the boat’s spacious layout, which allows for comfortable fishing trips and family outings alike. The cockpit is noted for its ample space and easy access to fishing gear, making it ideal for serious anglers. Many owners appreciate the powerful twin-engine configuration, providing solid performance and confident handling in various water conditions. Additionally, the Marlin 300’s well-designed cabin is frequently mentioned, with features such as a cozy V-berth, a full galley, and a stand-up head, all contributing to a comfortable onboard experience. Customers also commend the brand's reputation for safety and durability, reinforcing the boat's appeal as a reliable choice for both offshore and inshore adventures. Overall, the Grady-White Marlin 300 continues to impress with its blend of functionality and comfort, making it a cherished vessel among its users.

The Biggest Pros and Cons

The 2003 Grady-White Marlin 300 is a well-regarded center console boat known for its quality construction and performance. Below are some pros and cons to consider:

Pros

Build Quality: Grady-White boats are known for their exceptional build quality and durability. The Marlin 300 features a solid fiberglass hull that can withstand the rigors of fishing and rough waters.

Performance: Equipped with powerful twin outboard engines, the Marlin 300 offers impressive performance, with good speed and fuel efficiency, making it suitable for both offshore and inshore fishing.

Spacious Deck: The open layout provides ample space for fishing or entertaining, with plenty of room for multiple anglers. The design includes a large cockpit and a comfortable seating area.

Fishability: Designed with fishermen in mind, the Marlin 300 includes features such as a livewell, rod holders, and a large fishbox, making it an excellent choice for serious anglers.

Versatility: This model is versatile enough for day cruising, family outings, and overnight trips, thanks to a cabin that includes berths and a head for added convenience.

Reputation: Grady-White has a strong reputation in the boating community for customer service and long-term reliability, ensuring you’re investing in a trusted brand.

Cons

Size and Weight: While the size offers stability, it can make trailering and maneuvering in confined spaces a bit more challenging compared to smaller center console boats.

Maintenance Costs: Owning a boat, especially with twin engines, can incur higher maintenance costs, including fuel, regular servicing, and storage.

Limited Cabin Space: Although it offers sleeping accommodations, the cabin may feel cramped for some, especially when compared to larger cruisers designed for extended stays.

Price: Depending on the condition and options, the Marlin 300 may be priced higher than comparable models. This could be a consideration for budget-conscious buyers.

Older Electronics: As a 2003 model, some units may come with older electronic systems that may require updating to keep pace with modern navigation and fish-finding technology.

Made For

The 2003 Grady-White Marlin 300 is designed for avid boaters and fishing enthusiasts who seek both performance and comfort on the water. This versatile vessel is ideal for those who appreciate a well-crafted, reliable boat that can handle both offshore adventures and leisurely cruising. Whether you're an experienced angler looking to tackle big game fish or a family seeking a spacious and accommodating platform for weekend outings, the Marlin 300 delivers exceptional stability and a smooth ride. With its spacious cockpit and ample storage, it’s perfect for fishing gear, while the comfortable cabin provides a welcoming retreat for relaxing after a day on the water. The boat’s robust construction and superior handling make it suitable for those who want to explore coastal waters or venture into deep seas with confidence. Its blend of functionality and comfort caters to both fishing trips and social gatherings, making the 2003 Grady-White Marlin 300 an excellent choice for those who desire a dependable and versatile boating experience.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2003 Grady-White Marlin 300. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Saltwater Fishing cost in today's market, or how much does a Grady-White cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$138,975
Total Payment$248,482.14
Monthly payment
$1,035.34/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2003 Grady-White Marlin 300. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Saltwater Fishing cost in today's market, or how much does a Grady-White cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$138,975
Total Payment$248,482.14
Monthly payment
$1,035.34/mo

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LocationEmerald IsleNewportWancheseWilmingtonWilmingtonOcean Isle Beach
Nominal Length30'30'30'40'25'29'
Draft2'-----
Engine MakeYamahaSuzukiYamahaCaterpillarYamaha-
Total Engine Power300 hp300 hp300 hp420 hp150 hp250 hp
Days on Market1931574116381
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6735 Market St
Wilmington, NC 28405

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