It runs north–south in west-central Wisconsin from near Holmen to Eau Claire.

The first nine miles (14 km) of roadway runs concurrently with US 53.

[2][3] In 1923, part of WIS 53 was moved south and extended northeastward, running from Arcadia to Neville instead of to Whitehall.

[6][7] In 1940, WIS 93 moved off from what is now McGilvray "Seven Bridges" Road (later signed as CTH-M/CTH-XA).

[11][12] In the mid-1980s, WIS 93 moved eastward to bypass Arcadia, swapping with CTH-A in the process.