Average size of a farm is 134.2 acres. Total number of farms is 1743. Land area in square miles is - 410 square miles. With the exception of a small area in the Southeastern portion of the county, it lies within the plain of ancient Lake Maumee, crossed in the southwestern part of the county by three narrow, nearly parallel ridges representing shore deposits laid down at successive stages of the receding glacial lakes, designated by geologists as Lake Maumee, Whittlesey, and Warren. The general level of the county is from 580 to 700 feet above sea level.
Soil types resulting from lake action upon glacial till, are among the best in the State of Ohio.
Agriculture of the county is highly diversified. Sandusky County and Fremont, the county seat, are known for its different industries. Among these are cutlery, seat covers, food processing, drop forgings, rubber products, plastic, paper, porcelain products, lime products, concrete blocks, road signs, lightning rods, tools and dies, glass works, wall tile, batteries and buffing wheels. The County is especially noted as the home of a great variety of industrial plants whose products have no direct relation to the natural resources of the community. Industrial growth continues in Sandusky County.