2026 Harris Grand Mariner 250 Boat in Clover, SC 29710 US

$214,335

New
builtBuilt in 2026
Year the boat was built
model

Grand Mariner 250

Boat model
engine

1 Engine (MERCURY)

Engine type and count
length

25 feet

Overall boat length
fuel

Gas

Fuel type
material

Aluminum

Hull material
Nominal Length
25ft
Length Overall
28ft
Beam
8.5ft
Max Draft
1.75ft
Dry Weight
3527lb
Fuel Tanks
28gal
Hull Material
aluminum
Hull Shape
other
Engine 1
Engine Make
MERCURY
Engine Model
425 JPO VDO V10
Total Power
425hp
Fuel Type
gasoline

Price History

DateEventPrice
6/18/26Initial price$214,335

Videos from MarineMax Lake Wylie on this 2026 Harris Grand Mariner 250

Contact MarineMax Lake Wylie

Clover, SC, 29710

Boattest.com Review

Overview

The Grand Mariner introduces an innovative integration with Mercury's single engine joystick system, enabling enhanced maneuverability for single-engine boats. This advancement allows the vessel to perform 360-degree rotations and precise parallel docking, significantly improving handling and control in tight spaces.

Exterior Design and Features

The boat features a thoughtfully designed exterior with adjustable seating that can be set at various levels or laid flat for comfort. A conveniently positioned cooler is accessible both from the deck and the water, allowing swimmers to easily retrieve refreshments. The Grand Mariner is equipped with a cladded power tower that includes interior lighting, enhancing both functionality and aesthetics during evening use. Upgraded wood trim accents provide a refined finish, complemented by premium JL Audio sound systems integrated into the design.

Cockpit and Bridge Technology

The cockpit center is elevated and incorporates sophisticated integrated lighting within the dash for improved visibility and ambiance. Navigation and control options include dual Simrad displays or customizable gauge configurations, catering to different user preferences. The helm features a joystick control dedicated to precise docking maneuvers, supported by premium wood-trimmed steering components. Lighting controls are managed through an advanced LED system with multiple modes, including SOS signaling for emergencies, automatic docking light activation, and a 'dock party' mode that illuminates tower lights for social gatherings.

Rating: 4.2 out of 5

Overview from around the web 2026 Harris Grand Mariner 250

The 2026 Harris Grand Mariner 250 is receiving high praise from customers who appreciate its luxurious design and exceptional performance

Many users highlight the spacious layout that accommodates family and friends comfortably for a day on the water. The sophisticated upholstery and attention to detail in the interior design are often noted, creating an inviting atmosphere. Customers are particularly impressed with the advanced technology features, including the intuitive helm controls and premium sound system, which enhance the overall boating experience. The smooth ride, even in choppy waters, and the powerful engine options are frequently mentioned as standout attributes, offering both speed and stability. Additionally, boaters appreciate the customizable options available, allowing them to tailor their Grand Mariner 250 to their personal style and functional needs. Overall, the 2026 model is celebrated for its blend of performance, luxury, and versatility, making it a favorite among boating enthusiasts.

The Biggest Pros and Cons

Pros

Luxurious Design: The Harris Grand Mariner 250 boasts elegant lines and a sophisticated aesthetic, making it a standout on the water. Its spacious layout and premium upholstery provide a high-end experience for both relaxation and socializing.

Versatile Layout Options: Designed with flexibility in mind, this model offers customizable floor plans that can accommodate various activities, whether you're entertaining guests, enjoying a family day out, or fishing.

Advanced Technology: Equipped with modern navigation and entertainment systems, the 2026 Grand Mariner 250 ensures that you stay connected and entertained on the water. Features like Bluetooth connectivity and high-quality sound systems enhance the overall boating experience.

Spacious Seating: The boat features ample seating with plush cushions, ensuring comfort for all passengers. The layout enhances social interactions, making it perfect for gatherings.

Smooth Ride: Built with a solid construction and quality materials, this pontoon offers a smooth and stable ride, even in choppier waters. The hull design contributes to efficient handling and performance.

Customizable Storage: The storage compartments are designed thoughtfully, providing ample space to stow away all your gear and essentials without cluttering the deck area.

Cons

Price Point: As a luxury pontoon, the 2026 Harris Grand Mariner 250 comes with a higher price tag compared to other models in the market, which may not suit all budgets.

Weight: Due to its larger size and construction materials, this boat can be heavier than competitors, potentially requiring a more powerful towing vehicle.

Maintenance Costs: Like many premium boats, maintenance and servicing costs may be higher, especially if the owner opts for specialized services or upgrades.

Fuel Efficiency: Larger engines for performance may lead to higher fuel consumption compared to smaller boats or pontoons, which could be a factor for some boaters.

Limited Draft: While meant for recreational activities, the design may limit its capability in very shallow waters, making it less versatile for certain aquatic environments.

Made For

The 2026 Harris Grand Mariner 250 is designed for discerning boaters who seek luxury, performance, and versatility on the water. Ideal for families and social enthusiasts, this exquisite pontoon is perfect for those who love to entertain. With spacious seating and a layout that encourages social interaction, it's great for gatherings with friends and family. Adventure-seekers will also find the Grand Mariner 250 appealing, as its robust construction and powerful engine options make it suitable for various water conditions, whether cruising calm lakes or navigating adventurous waterways. For those who prioritize comfort, the premium upholstery and thoughtful amenities ensure a pleasurable experience for all aboard, while the advanced technology features make enjoying a day out on the water effortless. In essence, the 2026 Harris Grand Mariner 250 caters to anyone who appreciates high-quality craftsmanship, stylish design, and a seamless boating experience, making it a perfect choice for luxury boating aficionados and casual day-trippers alike.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Harris Grand Mariner 250. 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 Pontoon cost in today's market, or how much does a Harris 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$ 182,185
Total Payment$325,740.01
Monthly payment
$1,357.25/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Harris Grand Mariner 250. 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 Pontoon cost in today's market, or how much does a Harris 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$ 182,185
Total Payment$325,740.01
Monthly payment
$1,357.25/mo

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Clover, SC 29710

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