Terra Bella, CA has a population of 3,201 and is the 8,481st largest city in the United States. The population density is 1,177 per sq mi which is 406% higher than the California average and 1199% higher than the national average. The median age in Terra Bella is 28 which is approximately 23% lower than the California average of 36. In Terra Bella, 60% of the population over 15 years of age are married, 10% speak English and 90% speak Spanish. 57% of Terra Bella residents were born in California, 2% were born out of state, 1% were born outside of the United States and 40% were foreign born.