Welcome to 20054 Santa Maria Ave – a beautifully updated 2-bedroom, 2.5-bathroom home in one of Castro Valley’s most convenient and sought-after neighborhoods. This versatile property offers a rare combination of move-in-ready comfort, investment potential, and future expansion possibilities. Step inside to find stylish new LVP flooring throughout and a thoughtfully remodeled kitchen that blends modern finishes with practical design – perfect for entertaining or everyday living. The home also features a bonus room, ideal for a home office, cozy den, or creative studio. The spacious primary suite and second bedroom are complemented by two full bathrooms in the main house. A detached garage includes an additional half bathroom and presents a unique opportunity: preliminary ADU conversion plans are already in motion, with encouraging progress in discussions with the county. Whether you're looking to create a legal duplex or a private guest suite, the groundwork is already laid for an exciting transformation. Situated just minutes from BART, top-rated schools, shops, and restaurants, this property is a true gem for homeowners and investors alike. Don't miss your chance to own a home with comfort now and serious upside for the future.