Cahuilla County was a proposed county initiated by the residents of eastern Riverside County

Riverside County, California

Riverside County is a county in the U.S. state of California. One of 58 California counties, it covers in the southern part of the state, and stretches from Orange County to the Colorado River, which forms the state border with Arizona. The county derives its name from the city of Riverside,...

, California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 in the 1980s. It was named after the Cahuilla people, being the homeland of the Native American

Native Americans in the United States

Native Americans in the United States are the indigenous peoples in North America within the boundaries of the present-day continental United States, parts of Alaska, and the island state of Hawaii. They are composed of numerous, distinct tribes, states, and ethnic groups, many of which survive as...

 Tribe for over 2,000 years.

Boundaries

The proposed county would have included the Coachella Valley

Coachella Valley

Coachella Valley is a large valley landform in Southern California. The valley extends for approximately 45 miles in Riverside County southeast from the San Bernardino Mountains to the saltwater Salton Sea, the largest lake in California...

 including the cities of:

• Palm Springs
  Palm Springs, California
  Palm Springs is a desert city in Riverside County, California, within the Coachella Valley. It is located approximately 37 miles east of San Bernardino, 111 miles east of Los Angeles and 136 miles northeast of San Diego...
  
  ,
• Indio
  Indio, California
  Indio is a city in Riverside County, California, United States, located in the Coachella Valley of Southern California's Colorado Desert region. It lies east of Palm Springs, east of Riverside, and east of Los Angeles. It is about north of Mexicali, Baja California on the U.S.-Mexican border...
  
  
• Palm Desert
  Palm Desert, California
  Palm Desert is a city in Riverside County, California, United States, in the Coachella Valley, approximately east of Palm Springs. The population was 48,445 at the 2010 census, up from 41,155 at the 2000 census...
  
  
• Blythe
  Blythe, California
  Blythe is a city in Riverside County, California, United States, in the "Palo Verde Valley" of the Lower Colorado River Valley region, an agricultural area and part of the Colorado Desert along the Colorado River. Blythe was named after Thomas Blythe, a gold prospector who established primary...
  
  

The eastern border of the county would have included the current Riverside County's existing eastern county-line north and south of Blythe along the Colorado River

Colorado River

The Colorado River , is a river in the Southwestern United States and northwestern Mexico, approximately long, draining a part of the arid regions on the western slope of the Rocky Mountains. The watershed of the Colorado River covers in parts of seven U.S. states and two Mexican states...

 and Arizona

Arizona

Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

 border.

The western border of the county would have included the mountain community of Idyllwild

Idyllwild-Pine Cove, California

Idyllwild, Pine Cove, and Fern Valley are three adjacent communities, of which Idyllwild is the largest, located in the San Jacinto Mountains in Riverside County, California, United States. "Mile-high Idyllwild" is a popular southern California mountain resort about one mile in altitude...

 in the San Jacinto Mountains

San Jacinto Mountains

The San Jacinto Mountains are a mountain range east of Los Angeles in southern California in the United States. The mountains are named for Saint Hyacinth . The Pacific Crest Trail runs along the spine of the range.The range extends for approximately from the San Bernardino Mountains southeast to...

, east of the Hemet

Hemet, California

Hemet is a city in the San Jacinto Valley in Riverside County, California, United States. It covers a total area of , about half of the valley, which it shares with the neighboring city of San Jacinto. The population was 78,657 at the 2010 census....

 area which would have remained in Riverside County.

Proponents argued at the time that the eastern Colorado Desert

Colorado Desert

California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately , reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the Colorado River in...

 and Peninsular Ranges

Peninsular Ranges

The Peninsular Ranges are a group of mountain ranges, in the Pacific Coast Ranges, which stretch from southern California in the United States to the southern tip of Mexico's Baja California peninsula; they are part of the North American Coast Ranges that run along the Pacific coast from Alaska...

 mountain areas were distinct from the western urban basin area, commonly known as the Inland Empire

Inland Empire (California)

The Inland Empire is a region in Southern California. The region sits directly east of the Los Angeles metropolitan area. The Inland Empire most commonly is used in reference to the U.S. Census Bureau's federally-defined Riverside-San Bernardino-Ontario metropolitan area, which covers more than...

 and they were too far removed from the county seat at Riverside

Riverside, California

Riverside is a city in Riverside County, California, United States, and the county seat of the eponymous county. Named for its location beside the Santa Ana River, it is the largest city in the Riverside-San Bernardino-Ontario metropolitan area of Southern California, 4th largest inland California...

.