2025 MJM 42

Step aboard this in-stock 2025 MJM 42 and experience one of the most advanced luxury performance cruising yachts in its class. Designed for discerning boaters who demand efficiency, comfort, and offshore capability, the MJM 42 blends refined Downeast style with modern innovation and exceptional craftsmanship.

Powered by twin Mercury Verado V12 600HP outboard engines and built using MJM’s advanced epoxy composite construction, the 42 offers industry-leading strength-to-weight ratios, a remarkably smooth and quiet ride, and outstanding fuel efficiency. With joystick docking, a Seakeeper, and premium electronics, this model delivers confident handling and effortless operation for seasoned cruisers and owner-operators alike.

The MJM 42 layout is ideal for entertaining and extended cruising, featuring an enclosed pilothouse with 360° visibility, spacious salon and cockpit seating, a fully equipped galley, luxurious forward berth, and a private enclosed head with separate shower. The design emphasizes indoor/outdoor flow with large opening windows, side boarding doors, and convertible seating configurations.