Castro Valley Real Estate: Castro Valley is a quaint bedroom community. Originally a farming town which is still evident today with its many horse ranches and ponderosa style homes on the outside of town. The town is situated in the middle of canyons which provide great views and outdoor living yet. It also provides close proximity to San Francisco, Oakland and San Jose. Castro Valley schools, the central location, and the mild weather attract home buyers with diverse backgrounds. Castro Valley real estate offers a variety of home styles many which were built between the 1940s and 1970s; though several new communities have recently been built such as Five Canyons, Palomares and Columbia.