Youngstown, OH has a population of 65,161 and is the 573rd largest city in the United States. The population density is 1,919 per sq mi which is 645% higher than the Ohio average and 2018% higher than the national average. The median age in Youngstown is 39 which is approximately 1% lower than the Ohio average of 39. In Youngstown, 39% of the population over 15 years of age are married, 90% speak English and 7% speak Spanish. 76% of Youngstown residents were born in Ohio, 18% were born out of state, 3% were born outside of the United States and 3% were foreign born.