Of 83 counties in the Wolverine State, Otsego County is 79th in terms of its size (526 square miles). Otsego County is in Northeast Michigan. Otsego County, Michigan, has 2,000 acres of riverfront land and property for sale based on recent Land Network data. The combined market value of farmsand rural real estate for sale here was approximately $5 million. Browse all waterfront property for sale in Otsego County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Otsego County is undeveloped land.