2026 Harris 230 Grand Mariner Boat in Afton 74331 US
Built in 2026
230 Grand Mariner
1 Engine (MERCURY)
23 feet
Gas
Other
Experience the perfect harmony of style, performance, and comfort aboard the all-new 2026 Harris 230GM, available now at MarineMax Grand Lake in Monkey Island, OK. Crafted with precision engineering and refined design, this pontoon sets the standard for modern luxury on the lake-ideal for family adventures, social gatherings, or peaceful sunset cruises.
Key Specifications & Details
- Engine: Mercury 350 VDO V10 AMS outboard
- Trades: Trades considered (boats only)
- Location: Available at MarineMax Grand Lake
Performance & Mechanical
- High-output 350 hp V10 outboard for strong acceleration and excellent torque.
- Stable tri-toon configuration for smooth, confident handling.
- Maximum draft of approximately 1.75 ft for good maneuverability in shallower water.
Exterior & Deck
- Sleek 26 ft overall length with an 8.5 ft beam for a roomy deck.
- High-end finish and styling consistent with the Harris Grand Mariner line.
- Aluminum pontoon construction.
- Includes safety railing and a ski tow bar.
Interior & Comfort
- Plush, premium-grade vinyl seating likely with soft-touch finish (a hallmark of the Grand Mariner series).
- Spacious seating layout, probably a luxury lounger-style floorplan.
- Ample in-floor or under-seat storage typical for Harris pontoons.
- Includes a sunpad.
Helm & Electronics
- Premium helm seating.
- Steering wheel and dash built for comfort and control.
- Integrated audio system.
When you purchase this boat, you don't just get a pontoon - you join the MarineMax family and benefit from our comprehensive support, making boating easy and enjoyable:
- Ready-to-Go: Delivered with a full fuel tank and a Go Boating Gear Kit filled with essentials.
- Financial Ease: Financing and insurance options tailored to your needs.
- Exceptional Service: Online scheduling for maintenance - keeping your boat in top shape.
- Expert Training: Boating classes and seminars to help you feel confident on the water.
- Community: Access exclusive events, Getaways!® trips, and connect with other MarineMax owners.
Nominal Length
23ft
Length Overall
26ft
Beam
8.5ft
Max Draft
1.75ft
Dry Weight
3271lb
Cruising Speed
16.51kn
Max Speed
22.59kn
Fuel Tanks
50gal
Hull Material
other
Hull Shape
other
Engine 1
Engine Make
MERCURY
Engine Model
350 VDO V10 AMS
Total Power
350hp
Fuel Type
gasoline
Price History
| Date | Event | Price |
|---|---|---|
| 5/20/26 | Price increased | $189,013 |
| 10/5/25 | Initial price | Price on request |
Videos from MarineMax Grand Lake on this 2026 Harris 230 Grand Mariner
2026 Harris 230 Grand Mariner Video Tours
Finance your dream boat!
Use our boat payment calculator to estimate monthly payments for 2026 Harris 230 Grand Mariner. 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.
$
$
%
Principal Loan Amount$ 160,661
Total Payment$287,255.90
Monthly payment
$1,196.90/mo
Finance your dream boat!
Use our boat payment calculator to estimate monthly payments for 2026 Harris 230 Grand Mariner. 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.
$
$
%
Principal Loan Amount$ 160,661
Total Payment$287,255.90
Monthly payment
$1,196.90/mo
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Boats For Sale in Oklahoma, United States Similar to the 2026 Harris 230 Grand Mariner
Compare with similar boats and find the perfect one for you.
 2026 Harris 230 Grand Mariner | |||||
|---|---|---|---|---|---|
| $189,013 | $193,461 | $164,245 | $163,684 | $215,121 | $218,332 |
| Afton | Afton | Afton | Afton | Afton | Afton |
| 23' | 22' | 23' | 23' | 25' | 25' |
| 2' | - | - | - | - | - |
| MERCURY | MERCURY | MERCRUISER | MERCURY | MERCURY | MERCURY |
| 350 hp | 250 hp | 300 hp | 250 hp | 300 hp | 350 hp |
| 252 | 221 | 178 | 288 | 307 | 307 |
Price
Location
Nominal Length
Draft
Engine Make
Total Engine Power
Days on Market
Meet the Broker
MarineMax Grand Lake
Address
Monkey Island, Oklahoma 74331
Boat Location
Contact MarineMax Grand Lake about 2026 Harris 230 Grand Mariner
Monkey Island, Oklahoma, 74331
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