List of lakes of Ohio
The following is a list of lakes in Ohio. According to the Ohio Department of Natural Resources, there are approximately 50,000 lakes and small ponds in the U.S. state of Ohio, with a total surface area of about . About 2,200 of these lakes are or greater, with a total surface area of . These 2,200 include both public and private lakes. The United States Environmental Protection Agency estimated (from an electronic file generated from 1:100,000 scale maps) that Ohio has 5,130 lakes totaling . The difference in the number of lakes estimated by USEPA and ODNR is  likely related to numerous small ponds (high number, small acreage) not detected on the 1:100,000 scale maps. Great Lakes. One of the five Great Lakes is partially within Ohio. Natural inland lakes. There are 110 natural inland lakes in Ohio with a surface area of or larger. Artificial inland lakes. There are 113 artificial inland lakes in or partially within Ohio, with a surface area greater than . Notes. 345 USGS GNIS officially-named lakes in Ohio 1,255 USGS GNIS officially-named reservoirs in Ohio