Indio Hills, CA has a population of 1,119 and is the 14,460th largest city in the United States. The population density is 51 per sq mi which is 78% lower than the California average and 43% lower than the national average. The median age in Indio Hills is 36 which is approximately equal to the California average of 36. In Indio Hills, 60% of the population over 15 years of age are married, 34% speak English and 66% speak Spanish. 54% of Indio Hills residents were born in California, 11% were born out of state, 0% were born outside of the United States and 36% were foreign born.