The RHA was founded as a 501(c)(6) trade association in 1967 under the name Apartment Owners Association of Southern Alameda County. Today we are known as the Rental Housing Association (RHA) - Serving Southern Alameda County and serve hundreds of rental property owners and operators. Our members provide over 25,000 rental homes in Alameda County. RHA is an affiliated chapter of the California Apartment Association and is its exclusive service provider in Alameda County. Whether you are a large REIT or the owner of a single-family rental, our focus is to provide you with the advocacy, education, tools, and assistance you need to succeed in business.