DISCOVER THIS HIDDEN WATERFRONT MULTI-UNIT GEM just 24-Miles to San Francisco and literally steps to the shoreline, wetlands and beautiful evening sunsets!  The expansive main house offers 3,236 SQFT of elegant upscale living including a PRIVATE JR. SUITE on the 1st Floor, while a builder-optioned DETACHED legal A.D.U. APARTMENT/COTTAGE can be your separate home office, design studio, or extended living quarters for IN-LAWS or family members (can also be rented for approximately $2,000/Month!)  An extensive list of meaningful custom updates throughout both units includes special exterior stucco finish, upgraded Marvin-brand dual-pane windows, High-Capacity A/C, Premium Water Filtration systems, Radiant Heated interior floors, built-In custom Closet Organizers, Full Home Intercom and Surround-Sound systems, built-in hardwired Security/Camera system, Customizable LED lighting systems, Central Vacuum system) are just a few of the many notable features.  A 22-panel SOLAR ELECTRICITY system is OWNED!  The PRIME CORNER LOT has one of the largest, nicest multi-tiered Backyards (with an open Gas Fireplace) found in the entire Waterfront area with extra private parking.  NEIGHBORHOOD:  Inviting Master-designed "Walkable"community integrates restaurants, small businesses, new community parks and enjoyable bayside trails.  CENTRALLY LOCATED: close to SF and many Bay Area job centers and destinations, including the Napa and Sonoma Wine Country.  Direct bus service from Hercules to San Francisco Salesforce Tower is available!  MUST SEE IN PERSON to fully appreciate the quality and attention to detail.