4381 James Ave, Castro Valley, CA 94546

Charming English-style cottage with a detached ADU in the heart of Castro Valley! This beautifully updated home blends timeless character with modern upgrades and room to grow. Enjoy valley views from the expansive deck, complete with a cozy fire pit and decorative maple tree—perfect for relaxing or entertaining. Inside, you'll find three inviting fireplaces, skylights, and carpeting throughout. The detached ADU (approx. 700 sq ft, in addition to 1,787 sq ft main home) includes a full kitchen, bathroom, HVAC, and private deck—ideal for guests, home office, or rental income. Additional highlights include:Paid off Solar,New Roof , professionally engineered seismic retrofit, Jacuzzi tub, limestone tile, walk-in closets, and a 100-foot driveway with room for RV/boat parking. Located near top-rated schools and downtown Castro Valley dining. Roof is fairly new and Solar is fully paid off