Fremont is a city in and the county seat of Sandusky County, Ohio, United States. The population was 17,375 at the 2000 census. Former President of the United States Rutherford B. Hayes lived in the city for a period of time and dedicated a library to the town. Fremont is also the hometown of cosmetic surgery pioneer Cindy Jackson, UFC Legend Mark Coleman, NFL players Charles Woodson, Rob Lytle, and Bob Brudzinski and TV fitness personality Tony Little. The National Arbor Day Foundation designated Fremont as a Tree City USA.
Fremont is located at 41°20′56″N 83°7′2″W / 41.34889°N 83.11722°W / 41.34889; -83.11722 (41.348909, -83.117123), along the Sandusky River.
According to the United States Census Bureau, the city has a total area of 7.7 square miles (20.0 km²), of which, 7.5 square miles (19.5 km²) of it is land and 0.2 square miles (0.6 km²) of it (2.85%) is water.