Of 115 counties in the Show Me State, Grundy County ranks 99th by size (438 square miles). Grundy County is in Northwest Missouri. Missouri's Grundy County has nearly 1,000 acres of lakefront land and property for sale based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here was about $300,000. Browse all waterfront property for sale in Grundy 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 Grundy County is farms.