Holtville, AL has a population of 4,271 and is the 7,146th largest city in the United States. The population density is 198 per sq mi which is 115% higher than the Alabama average and 118% higher than the national average. The median age in Holtville is 36 which is approximately 8% lower than the Alabama average of 39. In Holtville, 65% of the population over 15 years of age are married, 98% speak English and 0% speak Spanish. 73% of Holtville residents were born in Alabama, 26% were born out of state, 1% were born outside of the United States and 0% were foreign born.