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2003 Grady-White Marlin 300 Sold Boat in Northport, NY 11768 US

$74,900

Used
We will let you know when another 2003 Grady-White Marlin 300 is available in Northport, NY
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

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material

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The Image of Grady-White Marlin 300 2003 - 02003 Grady-White Marlin 300
Price$74,900$75,000$79,000$79,999$84,900$64,900
LocationNorthportLansingSoutholdMorichesMorichesFreeport
Nominal Length30'24'35'25'25'34'
Draft2'-----
Engine MakeYamahaSuzukiYanmarYamahaYamahaMerCruiser
Total Engine Power250 hp250 hp440 hp300 hp300 hp370 hp
Days on Market4212811795050101
Get in touch
Nominal Length
30ft
Length Overall
32.58ft
Beam
10.58ft
Max Bridge Clearance
9.75ft
Max Draft
1.58ft
Deadrise At Transom
20deg
Dry Weight
7000lb
Heads
1
Fresh Water Tanks
39gal
Fuel Tanks
306gal
Hull Material
fiberglass
Hull Shape
sea-v2
Engine 1
Engine Make
Yamaha
Engine Model
F-250
Total Power
250hp
Engine Hours
450
Engine Type
outboard-4s
Fuel Type
gasoline
Engine Year
2012
Engine 2
Engine Make
Yamaha
Engine Model
F-250
Total Power
250hp
Engine Hours
450
Engine Type
outboard-4s
Fuel Type
gasoline
Engine Year
2012
Accommodations

Accommodations• Cabin can accommodate 4 adults overnight

• AM/FM radio/CD player w/remote

• AC/Heat

• Corian dinette table

• Vacu-flush marine head

• ShowerGalley• Counter top inset Corian cutting board

• Electric glass top stove

• Sink

• Microwave

• Refrigerator

• Hot water heater

.

Mechanical and Deck Equipment

Electrical• Four terminal battery charger
• Four batteries
• Battery select switch
• Fume Detector
• 110v AC system

Reverse Cycle Air conditioning and heat

Remote anchor windlass

Bow Thruster

Trim Tabs

Full Enclosure

Rigging Station

Fish Box 

Transom Door

Livewell

Swim Platform w/ ladder


Navigation and Electronics

Raymarine Chartplotter/GPS

Raymarine Radar

Raymarine Sonar

VHF Radio

Compass


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
7/23/25Initial price$74,900

Contact Long Island Marine Group

81 Ft. Salonga Road W., Northport, NY, 11768

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 continues to earn positive feedback from boat enthusiasts and owners alike

Many customers appreciate its robust construction and exceptional seaworthiness, making it a reliable choice for both coastal cruising and offshore fishing. Owners often highlight the spacious cockpit, which is perfect for cleaning fish or entertaining guests. The well-designed layout includes ample storage and comfortable seating options, ensuring that the entire crew can enjoy their time on the water. The boat's performance is frequently praised, with strong engines that provide excellent speed and fuel efficiency. It's also noted for its smooth ride in various sea conditions, a hallmark of Grady-White's reputation for quality craftsmanship. Additionally, customers commend the Marlin 300's thoughtful features, such as the cabin space, which includes amenities like a galley, a head, and sleeping quarters, making it suitable for weekend getaways. Owners generally feel that the Grady-White Marlin 300 balances luxury and practicality exceptionally well, making it a popular choice among fishing and boating aficionados. Overall, the consensus is that the 2003 Marlin 300 embodies reliability and versatility, earning its place as a cherished vessel in many boaters' fleets.

The Biggest Pros and Cons

The 2003 Grady-White Marlin 300 is a well-regarded model known for its versatility and robust build. Here are some pros and cons to consider:

Pros

Solid Construction: Grady-White boats are known for their durable construction and high-quality materials. The Marlin 300 benefits from this reputation, offering a strong and reliable platform for fishing and cruising.

Spacious Layout: The Marlin 300 features a generous cockpit area, providing ample space for multiple anglers or family members. It's designed for both fishing activities and comfort during leisure outings.

Versatility: This model is equipped for both deep-sea fishing and cruising. It comes with a range of amenities, including a full cabin, head, and galley, making it suitable for extended trips.

Performance: With powerful twin outboard engines, the Marlin 300 delivers impressive performance on the water. It offers good speed and handling, even in rough conditions.

Storage Options: Numerous storage compartments enhance organization, accommodating fishing gear and personal items, making it convenient for various outings.

Fishability: The Marlin 300 comes with features such as rod holders, live wells, and fish boxes, catering specifically to anglers and enhancing the fishing experience.

Cons

Cost of Maintenance: While the initial purchase may be reasonable, the maintenance and operational costs, especially for the twin outboards, can add up over time.

Fuel Efficiency: The performance of twin engines can come at a cost. The Grady-White Marlin 300 may not be the most fuel-efficient option compared to smaller, single-engine boats.

Age-Related Wear: Being a 2003 model, potential buyers should consider the age of the boat. Depending on previous use and maintenance, there may be wear and tear that needs attention.

Weight: The robust construction makes the Marlin 300 heavier than some other boats in its class, which might impact towing and launching for some users.

Limited Bow Space: While the cockpit is spacious, the bow area may feel a bit limited for those who prioritize lounging or sunbathing on deck.

Made For

The 2003 Grady-White Marlin 300 is designed for serious anglers and boating enthusiasts who seek a versatile, dependable vessel for both fishing and recreational activities. Ideal for families and groups who appreciate a roomy, well-equipped boat, this model offers ample space for socializing as well as storage for fishing gear. With its robust construction and seaworthy design, the Marlin 300 appeals to those who want to explore coastal waters, tackle offshore adventures, or simply enjoy leisurely cruises. Whether you're an experienced fisherman or a weekend boater, the Grady-White Marlin 300 delivers performance and comfort, making it an exceptional choice for those who value quality and functionality in their maritime pursuits.

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$ 63,665
Total Payment$113,830.66
Monthly payment
$474.29/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$ 63,665
Total Payment$113,830.66
Monthly payment
$474.29/mo

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Address

81 Ft. Salonga Road W.
Northport, NY 11768

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