Murrieta, CA has a population of 108,583 and is the 273rd largest city in the United States. The population density is 3,232 per sq mi which is 1291% higher than the California average and 3467% higher than the national average. The median age in Murrieta is 34 which is approximately 6% lower than the California average of 36. In Murrieta, 60% of the population over 15 years of age are married, 78% speak English and 13% speak Spanish. 60% of Murrieta residents were born in California, 23% were born out of state, 2% were born outside of the United States and 14% were foreign born.