Battle Creek, IA has a population of 698 and is the 17,499th largest city in the United States. The population density is 1,400 per sq mi which is 2463% higher than the Iowa average and 1445% higher than the national average. The median age in Battle Creek is 51 which is approximately 33% higher than the Iowa average of 38. In Battle Creek, 71% of the population over 15 years of age are married, 97% speak English and 0% speak Spanish. 80% of Battle Creek residents were born in Iowa, 17% were born out of state, 0% were born outside of the United States and 3% were foreign born.