2026 Harris Grand Mariner 250 SL

$139,995

New

Boat in Crosslake, MN 56442 US

builtBuilt in 2026
Year the boat was built
model

Grand Mariner 250 SL

Boat model
engine

2 Engines (MERCURY, --)

Engine type and count
length

25.3 feet

Overall boat length
fuel

Gas

Fuel type
material

Aluminum

Hull material
Nominal Length
25.25ft
Length Overall
27.5ft
Beam
8.5ft
Max Draft
1.75ft
Drive Up Draft
1.08ft
Dry Weight
4537lb
Max Passengers
14
Max Capacity
2681
Seating Capacity
14
Fuel Tanks
50gal
Hull Material
aluminum
Hull Shape
pontoon
Engine 1
Engine Make
MERCURY
Engine Model
350 v10
Total Power
350hp
Engine Type
outboard
Fuel Type
gasoline
Propeller Type
4-blade
Propeller Material
stainless-steel
Engine 2
Engine Type
outboard
Fuel Type
gasoline
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
4/28/26Initial price$139,995

Contact Lake Days Marine

36685 County Rd 66 Crosslake, MN 56442, Crosslake, MN, 56442

Overview from around the web 2026 Harris Grand Mariner 250 SL

The 2026 Harris Grand Mariner 250 SL has garnered attention for its blend of luxury, comfort, and innovation

Customers rave about its spacious layout, highlighting the generous seating and open floor plan that makes it perfect for entertaining family and friends on the water. Many appreciate the high-quality finishes and attention to detail, with plush upholstery and stylish accents contributing to a sense of elegance. The well-equipped helm is often noted for its user-friendly design, featuring intuitive controls and advanced technology for an enjoyable cruising experience. Performance is another highlight, with customers praising the smooth ride and responsive handling, making it a favorite for both leisurely outings and spirited adventures. The boat also receives accolades for its ample storage options, clever amenities, and customizable features that allow owners to tailor their experience. Overall, the 2026 Harris Grand Mariner 250 SL is celebrated as a versatile and luxurious choice for those looking to enjoy unforgettable moments on the water.

The Biggest Pros and Cons

Harris Grand Mariner 250 SL (2026) - Pros and Cons

Pros

Spacious Design: The Grand Mariner 250 SL offers generous seating capacity, making it ideal for entertaining family and friends. Its layout promotes social interaction with comfortable lounge areas.

Luxurious Features: This model is equipped with premium upholstery options and high-quality finishes, providing an upscale feel often sought by boaters who appreciate comfort and style.

Performance and Power: With options for powerful outboard engines, the Grand Mariner 250 SL delivers impressive performance on the water, ensuring smooth rides whether you’re cruising or waterskiing.

Advanced Technology: Features like integrated sound systems, touchscreen displays, and navigation aids enrich the boating experience, making it both enjoyable and user-friendly.

Durability and Quality: Known for its solid construction, the Harris brand offers a sense of reliability. The materials used in the Grand Mariner 250 SL are designed to withstand the elements, ensuring longevity.

Versatile Use: Ideal for a range of activities—whether lounging, fishing, or entertaining the Grand Mariner 250 SL caters to various boating lifestyles.

Cons

Price Point: As a premium pontoon boat, the Grand Mariner 250 SL may come with a higher price tag compared to other options in the market, potentially limiting access for budget-conscious buyers.

Fuel Consumption: The performance-oriented engines, while powerful, can lead to higher fuel consumption, which may be a concern for long trips or extended use.

Weight and Maneuverability: The larger size and weight of the boat can make it more challenging to maneuver in tight spaces, which can be a drawback for novice boaters or those with limited docking experience.

Maintenance Costs: Owners may encounter higher maintenance costs associated with premium features and materials which might require special care or servicing.

Storage Space: While it offers plenty of seating, some users may find limited designated storage for gear and equipment compared to other models with more optimized layouts.

Made For

The 2026 Harris Grand Mariner 250 SL is designed for discerning boaters who seek a perfect blend of luxury, performance, and versatility on the water. Whether you're a family looking to create unforgettable memories, a group of friends eager for adventure, or someone who enjoys entertaining guests with style, this pontoon boat caters to all. With spacious seating configurations, premium materials, and top-notch amenities, the Grand Mariner 250 SL is ideal for those who value comfort and sophistication. It’s perfect for leisurely cruises, water sports, or relaxing days anchored at your favorite spot. The powerful engine options ensure thrilling rides, while advanced technology enhances safety and navigation, making it suitable for both seasoned mariners and newcomers alike. If you're someone who appreciates quality craftsmanship and innovative features in a vessel, the 2026 Harris Grand Mariner 250 SL is the perfect choice for your life on the water.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Harris Grand Mariner 250 SL. 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.
Monthly payment
$886.50/mo
$
$
%
Principal Loan Amount$ 118,996
Total Payment$212,760.43

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2026 Harris Grand Mariner 250 SL. 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.
Monthly payment
$886.50/mo
$
$
%
Principal Loan Amount$ 118,996
Total Payment$212,760.43

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25'28'23'23'25'25'
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Meet the Broker

Address

36685 County Rd 66 Crosslake, MN 56442
Crosslake, MN 56442

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