Iberia, OH has a population of 674 and is the 17,699th largest city in the United States. The population density is 175 per sq mi which is 32% lower than the Ohio average and 93% higher than the national average. The median age in Iberia is 33 which is approximately 17% lower than the Ohio average of 39. In Iberia, 65% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 65% of Iberia residents were born in Ohio, 35% were born out of state, 0% were born outside of the United States and 0% were foreign born.