Ashland, CA has a population of 24,288 and is the 1,797th largest city in the United States. The population density is 13,219 per sq mi which is 5588% higher than the California average and 14490% higher than the national average. The median age in Ashland is 32 which is approximately 11% lower than the California average of 36. In Ashland, 43% of the population over 15 years of age are married, 43% speak English and 38% speak Spanish. 53% of Ashland residents were born in California, 8% were born out of state, 1% were born outside of the United States and 37% were foreign born.