Rossmoor Community Services District 3001 Blume Dr, Los Alamitos, CA90720 Rossmoor is an unincorporated island bordering the San Gabriel Freeway (605), Seal Beach and Los Alamitos. Under Orange…More County's jurisdiction, Rossmoor does not have a city hall or a mayor. Rather, it has the Rossmoor Community Services District and General Manager Henry Taboada. Funded with property tax revenue, the district manages parks and facilities within the community of roughly 10,300 people. It also contracts for services such as street sweeping in Rossmoor. Served by a Board of Directors, the district is located at Rush Park. The district also serves as a liaison between residents and the county on issues ranging from traffic, wildlife, sewer and police and fire services. The district's board of supervisors meets the second Tuesday of each month at 7pm at the Rush Park Auditorium.