Kennedy, CA has a population of 3,641 and is the 7,862nd largest city in the United States. The population density is 3,007 per sq mi which is 1194% higher than the California average and 3219% higher than the national average. The median age in Kennedy is 28 which is approximately 23% lower than the California average of 36. In Kennedy, 53% of the population over 15 years of age are married, 22% speak English and 69% speak Spanish. 57% of Kennedy residents were born in California, 5% were born out of state, 0% were born outside of the United States and 37% were foreign born.