2005 Boston Whaler 305 Conquest Boat in San Diego, CA 92101 US
305 Conquest
2 Engines (2x Mercury)
30 feet
Gas
Fiberglass/Reinforced
Extremely Clean 2005 Boston Whaler 305 Conquest - Twin Mercury 250s & Full Garmin Package
Vessel Overview
This turn-key 2005 Boston Whaler 305 Conquest combines offshore fishing capability with cabin amenities. Powered by Twin Mercury Verado 250 HP outboards and equipped with a Garmin navigation package, this boat is ready for immediate offshore runs or extended weekend cruising.
Maintained in exceptionally clean condition, this unsinkable hull offers a deep-V entry, spacious cockpit layout, full eisenglass helm enclosure, and air-conditioned cabin that sleeps four comfortably.
Propulsion & Mechanical
- Engines: Twin Mercury 250 HP Outboards
- Engine Hours: 1,000
- Controls: SmartCraft Digital Throttle & Shift (DTS) / Mercury Controls
- Trim Tabs: Electric trim tabs with helm control panel
- Steering: Hydraulic power-assisted steering
- Air Conditioning / Heat in cabin
Navigation & Garmin Electronics
- Chartplotter / MFD: Garmin GPSMap XSV 18" multi-function display
- Radar: Garmin 18" 4KW Closed Dome Radar
- Sonar / Fishfinder: Garmin CHIRP Sonar transducer module
- Autopilot: Garmin Reactor 40 Autopilot with SmartPump
- VHF Radio: Icom Marine VHF radio with DSC and digital antenna
- Stereo: Garmin Fusion Marine audio system with helm remote & cockpit/cabin speaker
- Exterior lighting: remote controlled spotlight, LED light bar, and underwater lights
Deck, Cockpit & Fishing Features
- Helm & Seating: Adjustable captain's chair with flip-up bolster, portside companion lounge seating, and foldaway aft bench.
- Enclosure: Hardtop with integrated rod holders, skylights, and full eisenglass helm enclosure.
- Livewell: Insulated transom livewell with light and recirculating pump.
- Fish Boxes: In-deck insulated fish boxes with pump-out systems (port and starboard).
- Tackle & Prep: Bait prep station with sink, freshwater washdown, and tackle drawers.
- Rod Storage: Gunwale-mounted rod holders, hardtop rocket launchers, and under-gunwale storage racks.
- Anchoring: Electric anchor windlass with bow roller and deck foot switches.
Cabin Accommodations
- Forward V-Berth: Converts from a dinette with a solid wood table into a spacious double berth.
- Mid-Cabin Berth: Full double berth located beneath the helm sole.
- Galley: Single-burner stove, microwave oven, Corian countertop, stainless steel sink, and 12V/110V refrigerator/freezer.
- Enclosed Head: VacuFlush toilet, solid surface vanity, shower fixture, and holding tank level indicator.
- Wood Trim: Cherry wood interior cabinetry in pristine condition.
Recent Service Records
- Full exterior detail, April 2026
- New bottom paint, July 2025
- New starboard lower unit July 2025
No trailer
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 |
|---|---|---|
| 10/2/26 | Initial price | $125,000 |
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2005 Boston Whaler 305 Conquest Video Tours
Overview from around the web 2005 Boston Whaler 305 Conquest
The 2005 Boston Whaler 305 Conquest has garnered positive feedback from customers who appreciate its blend of comfort, performance, and utility
Many users commend its spacious cabin, which features well-designed seating and sleeping arrangements suitable for both day trips and overnight excursions. The boat’s layout enhances functionality, allowing for easy movement throughout the cockpit and cabin areas. Customers often highlight the boat's excellent fishing capabilities, including ample rod storage, a livewell, and a well-equipped helm for navigation and control. The dual engines provide reliable power and excellent handling, making it a favorite for those who enjoy offshore adventures. Additionally, users rave about the quality of craftsmanship typical of Boston Whaler, noting the durability and seaworthiness of the 305 Conquest. The safety features, including a self-bailing cockpit and high freeboard, contribute to a comfortable experience on the water. Overall, reviews reflect a strong satisfaction with the 2005 Boston Whaler 305 Conquest as a versatile vessel that meets the needs of avid fishermen and families alike.
The Biggest Pros and Cons
The 2005 Boston Whaler 305 Conquest is a versatile and well-regarded pilot house boat that is popular among both casual and serious boaters. Below are some of the pros and cons of this model:
Pros
Unmatched Stability and Safety: Known for its legendary unsinkable construction, the Boston Whaler 305 Conquest offers exceptional stability and safety in both calm and rough waters.
Spacious Cabin: The interior cabin is comfortable and spacious, featuring a galley, convertible dinette, and sleeping accommodations for up to four people. This makes it an excellent choice for weekend getaways.
Versatile Design: The 305 Conquest is designed for both fishing and cruising. It features a generous cockpit with plenty of space for fishing activities, yet maintains a comfortable layout for family outings.
Excellent Handling: This model boasts superb handling and performance, thanks to its deep-V hull design and powerful engine options. It provides smooth rides even in choppy conditions.
Ample Storage: The boat is equipped with plenty of storage compartments, including in the cabin and cockpit, making it easy to stow fishing gear, safety equipment, and personal items.
Well-Equipped: Many units come with a variety of features, including a well-equipped helm with electronics, a full enclosure, and quality fishing amenities, enhancing the overall experience.
Cons
Fuel Consumption: While offering impressive performance, the 305 Conquest can be less fuel-efficient, especially with larger outboard engines, which may be a consideration for those who plan extended trips.
Price Point: Boston Whalers are known for their quality, which often results in a higher resale value. This can make the initial purchase price higher compared to similar boats from other manufacturers.
Intermittent Maintenance Needs: Like any seaworthy vessel, the 305 Conquest requires regular maintenance and attention to keep it in optimal condition, which can be time-consuming and sometimes costly.
Limited Speed: While it’s not designed purely for speed, some may find that it doesn’t match the performance capabilities of more performance-oriented vessels.
Weight: Being a sturdy boat, the 305 Conquest can be heavier than similar-sized boats, which may limit the choice of towing vehicles for some users.
Made For
The 2005 Boston Whaler 305 Conquest is ideal for avid boaters who seek versatility and reliability on the water. This model is perfectly suited for families looking for a comfortable day cruising experience, as well as fishing enthusiasts seeking a capable vessel for offshore adventures. With its spacious accommodations and innovative design, the 305 Conquest accommodates both casual outings and serious fishing trips. Its dual-console layout provides ample seating and a well-equipped cabin, making it perfect for weekend getaways or longer excursions. This boat appeals to those who appreciate quality craftsmanship and the legendary performance that Boston Whaler is known for. Whether you're navigating coastal waters or heading out for a day of deep-sea fishing, the 305 Conquest delivers a smooth, stable ride and ample storage for all your gear. In summary, this boat is for anyone who values durability, comfort, and versatility on the water, making it a fantastic choice for a wide range of boating activities.
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2005 Boston Whaler 305 Conquest | ||||||
|---|---|---|---|---|---|---|
| Price | $125,000 | $129,900 | $115,000 | $109,000 | $81,500 | $71,000 |
| Location | San Diego | Carlsbad | Newport Beach | Newport Beach | San Diego | San Diego |
| Nominal Length | 30' | 31' | 25' | 26' | 28' | 34' |
| Draft | 2' | - | - | - | - | - |
| Engine Make | Mercury | Yamaha | Mercury | - | Volvo | Caterpillar |
| Total Engine Power | 250 hp | 300 hp | 300 hp | 300 hp | 310 hp | 320 hp |
| Days on Market | 43 | 24 | 512 | 365 | 165 | 0 |
| Get in touch |
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Boat Location
Contact Kusler Yachts about 2005 Boston Whaler 305 Conquest
1551 Shelter Island Drive, Suite 101, San Diego, CA, 92106






























































