Maplewood Park, OH has a population of 334 and is the 21,892nd largest city in the United States. The population density is 424 per sq mi which is 65% higher than the Ohio average and 368% higher than the national average. The median age in Maplewood Park is 50 which is approximately 27% higher than the Ohio average of 39. In Maplewood Park, 57% of the population over 15 years of age are married, 84% speak English and 12% speak Spanish. 63% of Maplewood Park residents were born in Ohio, 30% were born out of state, 5% were born outside of the United States and 2% were foreign born.