Sec. 4. Senate District 4 consists of the following:
LaPorte County TOWNSHIPS:
Michigan Township, New Durham Township
LaPorte County PRECINCTS:
COOLSPRING 02, COOLSPRING 04, COOLSPRING 05, MC 11, MC 12, MC 13, MC 14, MC 15, MC 17, MC 21, MC 24 (NV), MC 45, TRAIL CREEK 02
Porter County TOWNSHIPS:
Jackson Township, Liberty Township, Pine Township, Portage Township, Westchester Township
As added by P.L.221-2021, SEC.17.