Ramona is a census-designated place (CDP) in San Diego County, California. The population was 20,292 at the 2010 census.

San Diego Country Estates, commonly referred to as the Estates, is a valley resort populace composed of several neighborhoods associated with the unincorporated community of Ramona, California. The Estates are a census-designated place in North County, a region of the San Diego metropolitan area. The Estates is just east of the North County city of Poway and southeast of Ramona; 38 miles (61 km) northeast of San Diego and 46 miles (74 km) from the regional center of Carlsbad. San Diego Country Estates had a population of 10,109 at the 2010 census, up from 9,262 at the 2000 census.