McHenry County is in Northern Illinois. Of the 102 counties in the state, 611-square-mile McHenry County ranks 36th by size. The total value of nearly 1,000 acres of recreational land recently listed for sale in McHenry County, Illinois, was roughly $14 million. The average price of recreational acreage for sale in McHenry County was $2 million. Browse all recreational property for sale in Illinois to find the recreational tract that suits your lifestyle needs, from hunting and fishing properties for the outdoor enthusiast to undeveloped acreage ready for future residential-property development.