Herlong, CA has a population of 1,626 and is the 12,242nd largest city in the United States. The population density is 999 per sq mi which is 330% higher than the California average and 1002% higher than the national average. The median age in Herlong is 35 which is approximately 2% lower than the California average of 36. In Herlong, 25% of the population over 15 years of age are married, 58% speak English and 36% speak Spanish. 29% of Herlong residents were born in California, 38% were born out of state, 1% were born outside of the United States and 33% were foreign born.