Buckeye Lake, OH has a population of 2,725 and is the 9,305th largest city in the United States. The population density is 1,380 per sq mi which is 436% higher than the Ohio average and 1423% higher than the national average. The median age in Buckeye Lake is 38 which is approximately 2% lower than the Ohio average of 39. In Buckeye Lake, 54% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 78% of Buckeye Lake residents were born in Ohio, 20% were born out of state, 1% were born outside of the United States and 1% were foreign born.