One of 95 counties in Tennessee, United States. County seat: Tiptonville. Named after Reelfoot Lake.
One of 66 counties in South Dakota, United States. County seat: Madison. It is a county with at least 12 lakes.
A former county in the South Island of New Zealand, now merged into Queenstown-Lakes District (all NZ counties were abolished by 1989, being merged into larger districts).
One of 64 counties in Colorado, United States. County seat: Leadville. Named after Twin Lakes.
One of 58 counties in California, United States. County seat: Lakeport. Named after Clear Lake.
One of 67 counties in Florida, United States. County seat: Tavares. Named for the presence of many lakes.
One of 88 counties in Ohio, United States. County seat: Painesville. Named after the Great Lakes, Lake Erie in particular.
One of 56 counties in Montana, United States. County seat: Polson; a county which contains many lakes.
One of 36 counties in Oregon, United States. County seat: Lakeview. Named for the many lakes.
One of 83 counties in Michigan, United States. County seat: Baldwin. Named after the Great Lakes.
One of 87 counties in Minnesota, United States. County seat: Two Harbors. Named after the Great Lakes.
One of 102 counties in Illinois, United States. County seat: Waukegan. Named after the Great Lakes.
One of 92 counties in Indiana, United States. County seat: Crown Point. Named after the Great Lakes.