Kalkaska County is located in the state of Michigan As of the 2020 census, its population was 17,939. The county seat is Kalkaska. Although it is located on Michigan's Lower Peninsula, Kalkaska County is considered part of Northern Michigan.
The first settler in Kalkaska County was William Copeland, from England, who purchased land in the northwest corner of the county in 1855. Kalkaska sand, the state soil of Michigan, was named after the county because of the large amounts deposited in the area from glaciers in the Ice Age. Kalkaska County has over 80 lakes and 275 miles (443 km) of streams and rivers.
This cache is being hidden to assist with the MIGO County Grid Challenge. Finding a cache that includes the name of a county counts as a find in that county.