Ocotillo is a census-designated place in Imperial County, California. Ocotillo is located 26 miles (42 km) west of El Centro. The population was 266 at the 2010 census, down from 296 at the 2000 census. It is part of the El Centro, California Metropolitan Statistical Area.

Imperial is a city in Imperial County, California, 4 miles (6.4 km) north of El Centro. As of the 2010 census, the city had a population of 14,758. It is part of the El Centro metropolitan area.

El Centro is a city and county seat of Imperial County, California. El Centro is the largest city in the Imperial Valley, the east anchor of the Southern California Border Region, and the core urban area and principal city of the El Centro metropolitan area which encompasses all of Imperial County. El Centro's census population as of 2020 was 44,322, up from 42,598 at the 2010 Census.

Bombay Beach is a census-designated place in Imperial County, California. It is located on the Salton Sea, 4 miles (6.4 km) west-southwest of Frink and is the lowest community in the United States, located 223 feet (68 m) below sea level. The population was 231 at the 2020 census, down from 295 in 2010, down from 366 in 2000.

The Algodones Dunes is a large sand dune field located in southeastern California, in the Imperial County. The dunes span an area of approximately 45 miles long and 6 miles wide, and are the largest dune field in the state of California. They are also one of the largest dune fields in North America.