2005 Cobalt 255 Boat in Seattle, WA 98107 US
255
1 Engine (Volvo Penta)
25 feet
Gas
Fiberglass/Reinforced
2005 Cobalt 255 - Volvo Penta 8.1L Gi | Premium Cuddy Cruiser | Ready for the Season
The 2005 Cobalt 255 is a great blend of performance, comfort, and versatility, offering the perfect platform for cruising the Northwest waters. Powered by a Volvo Penta 8.1L Gi V8 engine with 704 hours and matched to a DuoProp (DP) drive, this boat delivers impressive power with the smooth handling and ride Cobalt is known for.
The cockpit is designed for relaxing and entertaining with comfortable seating, foam decking throughout the cockpit and swim step, and a canvas bimini top for shade and protection. The terraced swim step makes boarding easy and adds to the boat's versatility for swimming and watersports.
At the helm, you'll find a well-equipped setup including a Standard Horizon HX300 handheld VHF, Ritchie compass, phone mount, and remote control for the Fusion MS-RA70 stereo system. The premium audio sound system features four JL Audio cockpit speakers, a JL Audio subwoofer, and two additional JL Audio speakers in the cabin - providing great sound throughout the boat.
Below deck, the cuddy cabin offers a comfortable retreat with a convertible dinette that transforms into a sleeping berth, a flatscreen TV, and a portable head for added convenience during overnight trips or weekend adventures.
Recent maintenance and upgrades include a new starter in 2020, new bilge pump in 2022, and a new transom assembly in 2024.
A well-maintained Cobalt with a powerful Volvo Penta 8.1L and updated components, this 255 is ready for cruising, entertaining, and enjoying everything the water has to offer.
Contact us today for more information and to schedule a viewing!
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
| Date | Event | Price |
|---|---|---|
| 6/30/26 | Initial price | $34,900 |
2005 Cobalt 255 Video Tours
Cobalt 255: BoatTEST Review
Overview
The 2005 Cobalt 255 is a 25-foot closed bow boat designed to combine the agility of a sport boat with the comfort and amenities of a cutted cabin cruiser. Developed as an evolution of the popular 250 model, the 255 adds overnight capability and a center walk-through, catering to customers seeking both performance and practicality. Cobalt emphasizes safety, comfort, and quality craftsmanship, all supported by an industry-leading warranty.
Exterior Design and Deck Features
The 255 features a heavy-duty flip-down step that facilitates easy access to the dash and bow area. Safety and convenience are enhanced by docking lights and a stainless steel scuff plate that protects the boat during trailer loading. The anchor locker at the bow is equipped with a gas-assist shock to keep it open during tackle work. On the companion side, storage is thoughtfully integrated with a slash pocket, stainless steel cup holder, grab handle, and a mesh chart pocket. Seating includes bucket seats with slide, swivel, and spin adjustments, allowing the driver to maintain visibility of skiers or engage in conversation while at anchor. The stern includes extended swim platforms with nonskid surfaces, stainless steel rails, and an easily deployable swim ladder. A dividable locker in the stern doubles as a large ice cooler, and a tow post is positioned for optimal line placement.
Interior Living Spaces
The cabin of the Cobalt 255 is designed with comfort and usability in mind rather than as a mere storage space. It offers generous seating that wraps from port to starboard, creating a welcoming environment below deck. A port-a-potty is conveniently located behind the stairs for easy access. The galley area features a Corian countertop with storage underneath, and the cabin is equipped with a stereo system and two 12-volt power connections. For extended comfort, filler cushions can be added to convert the seating into a nap or sleeping area. The flooring is finished with snap-in carpet that extends toward the walk-through transom, enhancing the cabin’s cozy ambiance.
Power and Performance
The 255 is powered by a Volvo 8.1 GI stern drive paired with a Penta Dual Prop Out Drive and F6 counter-rotating props, delivering excellent acceleration and handling characteristics. This large displacement engine features electronic fuel injection and controls for quick throttle response and reliable starting in all weather conditions. The stern drive is engineered to maintain planing at low RPMs, optimizing fuel efficiency. An active corrosion protection system is standard, and the Ocean Series option is available. Performance testing showed the boat planes in just 3.9 seconds, reaches 30 miles per hour in 6.9 seconds, and cruises economically at 2,500 RPM with a speed of 28.1 miles per hour consuming 8 gallons per hour, yielding a range of 231 miles. The top speed achieved was 55 miles per hour at 4,600 RPM at wide open throttle.
Private Accommodations and Storage
The cabin’s overnight accommodations are well thought out, providing ample space for resting and privacy. The port-a-potty is discreetly tucked behind the stairs, and storage compartments are plentiful, including beneath the Corian countertop and within the engine hatch area. The engine compartment also features a wakeboard rack, maximizing utility without sacrificing space. Stern bench seating offers additional room for passengers, with optional filler cushions to create a larger lounging area.
Conclusion
The 2005 Cobalt 255 exemplifies a harmonious blend of performance, luxury, and practical design. It excels in fit and finish, offers a comfortable and spacious cabin, and delivers strong, efficient performance on the water. With thoughtful safety features and user-friendly amenities, the 255 stands out as a versatile and well-engineered boat in the 25-foot class.
Overview from around the web 2005 Cobalt 255
Customers have expressed a range of positive experiences with the 2005 Cobalt 255, highlighting its impressive combination of performance, comfort, and style
Many users appreciate the boat's smooth ride and excellent handling, making it a joy to navigate both calm and choppy waters. The spacious layout is frequently praised, with ample seating and storage that cater to family outings and entertaining friends. The high-quality materials and craftsmanship are often mentioned, showcasing the Cobalt brand's commitment to durability and aesthetic appeal. Additionally, owners frequently highlight the powerful engine options, which provide exhilarating speed and reliability whether cruising or engaging in water sports. The well-designed cockpit and helm controls receive commendations for their ergonomics, enhancing the overall boating experience. Overall, feedback about the Cobalt 255 emphasizes its status as a versatile and well-rounded bowrider, perfect for creating lasting memories on the water.
The Biggest Pros and Cons
The 2005 Cobalt 255 is a versatile and well-regarded boat that caters to various boating needs, from cruising to water sports. Here are some pros and cons to consider:
Pros
Build Quality: Cobalt is known for its high-quality manufacturing, and the 255 model is no exception. It features a solid hull and durable construction, ensuring longevity and safety on the water.
Performance: Equipped with a powerful engine, the Cobalt 255 provides impressive acceleration and speed, making it suitable for waterskiing, wakeboarding, and cruising.
Comfort and Space: With a spacious layout, the 255 can comfortably accommodate family and friends. Ample seating and a well-designed cockpit make it perfect for social gatherings.
Customizable Options: Cobalt offers a variety of options and upgrades for the 255, including various engine choices, interior finishes, and additional features such as a sound system or water sports equipment.
Handling: The 255 is known for its excellent handling and stability, even in choppy waters. This makes it a great choice for both novice and experienced boaters.
Storage: The boat includes plenty of storage compartments, allowing you to keep gear and personal items organized while on the water.
Cons
Price Point: As with many Cobalt boats, the 255 comes at a premium price. This may not fit every budget, especially when considering additional options and features.
Fuel Consumption: While performance is a highlight, it can come at the cost of fuel efficiency. The powerful engine may lead to higher fuel consumption, especially during water sports activities.
Weight: The solid construction and extensive features contribute to a heavier weight, which can impact towing requirements and fuel efficiency while on the road.
Limited Cabin Space: While the Cobalt 255 is great for day trips, it does not have extensive cabin space for overnight stays, which may not suit those looking for a boat for longer excursions.
Maintenance Costs: The quality and performance of the 255 might lead to higher maintenance and insurance costs as compared to entry-level boats.
Made For
The 2005 Cobalt 255 is designed for discerning boaters who appreciate a perfect blend of style, performance, and comfort. Ideal for families and groups looking to enjoy leisurely days on the water, this model offers impressive versatility. Whether you're cruising along the coastline, enjoying water sports, or anchoring for a picnic, the Cobalt 255 caters to a variety of activities. With its spacious seating and thoughtful layout, it's perfect for social gatherings, while the high-quality construction and performance capabilities ensure a smooth ride even in challenging conditions. Additionally, its elegant design appeals to those who value aesthetics, making it not just a watercraft but a statement. If you're looking for a reliable and stylish boat that enhances your time on the water, the 2005 Cobalt 255 is an excellent choice.
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2005 Cobalt 255 | |||||
|---|---|---|---|---|---|
| $34,900 | $34,900 | $27,000 | $44,900 | $20,000 | $19,900 |
| Seattle | Bellevue | Seattle | Bellevue | Seattle | Manson |
| 25' | 26' | 25' | 27' | 29' | 27' |
| 3' | - | - | - | - | - |
| Volvo Penta | - | Volvo Penta | - | MerCruiser | MERCRUISER |
| 375 hp | - | 270 hp | - | 300 hp | 320 hp |
| 24 | 12 | 98 | 12 | 53 | 166 |
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Meet the Broker

Address
Boat Location
Contact Waypoint Marine Group about 2005 Cobalt 255
5350 30th Avenue NW, Jacobson Terminals, Seattle, WA, 98107

























