Loveland, OH has a population of 12,641 and is the 3,282nd largest city in the United States. The population density is 2,512 per sq mi which is 875% higher than the Ohio average and 2673% higher than the national average. The median age in Loveland is 40 which is approximately 1% higher than the Ohio average of 39. In Loveland, 58% of the population over 15 years of age are married, 95% speak English and 2% speak Spanish. 68% of Loveland residents were born in Ohio, 27% were born out of state, 1% were born outside of the United States and 3% were foreign born.