603 Rosina Court Nestled at the end of a quiet cul-de-sac, this beautifully updated 1964 residence perfectly blends classic charm with modern convenience. Offering 3 bedrooms, 2 bathrooms, and 1, 200 square feet of thoughtfully designed living space. Modern Comforts & Tasteful Updates: Step inside to find a home that has been meticulously maintained and upgraded for today's lifestyle. Enjoy peace of mind with a newer roof, newer heater, dual-pane windows, and an updated electrical subpanel complete with an EV charging outlet in the garage. The cozy living space features a handsome, gas-operated fireplaceperfect for chilly evenings. The standout interior feature is the expansive primary bedroom suite, cleverly created by combining two original bedrooms to fashion a spacious, private retreat. An Unmatched 12, 000 Sq. Ft. Lot The true crown jewel of this property is the massive 12, 000-square-foot lot. Sited perfectly to maximize outdoor usability, the expansive backyard features direct vehicle access, making it ideal for secure boat or RV storage. With this much space, the possibilities are endless: Build an ADU for multi-generational living or rental income. Construct a dream workshop or hobby studio. Design a backyard oasis with room for a sparkling pool...or create a combination of them all! Don't miss this rare opportunity to own a move-in-ready home with limitless outdoor potential in a highly desirable Petaluma location!