Ballot drop-off locations for St. Clair County are as follows:
- Berlin Township 740 Capac Road Allenton Outdoors 24/7
- Brockway Township 7645 Sayles Rd. Yale Outdoors 24/7
- Burtchville Township 4000 Burtch road Burtchville Outdoors 24/7
- Casco Township 4512 Meldrum Road Casco Outdoors 24/7
- City of Port Huron 100 McMorran Blvd Port Huron Outdoors 24/7
- City of St. Clair 547 N. Carney Drive St Clair Outdoors 24/7 N/A
- COLUMBUS TOWNSHIP 1732 BAUMAN COLUMBUS Outdoors 24/7
- East China Township 5111 River Road East China Outdoors 24/7
- Fort Gratiot Township 3720 Keewahdin Road Fort Gratiot Outdoors 24/7 Just east of the main entrance of the Fort Gratiot Municipal Center.
- Grant Township 7942 Wildcat Road Jeddo Outdoors 24/7
- Greenwood Township 9025 Yale Rd. Greenwood Outdoors 24/7
- Ira Township 7085 Meldrum Road Fair Haven Outdoors 24/7
- Marine City 303 South Water Street Marine City Outdoors 24/7
- Port Huron Charter Township 3800 Lapeer Rd Port Huron Indoors 8:30A – 4:30P, M-F Large locked mailbox that is also used as a drop box and is marked as a ballot drop off on the outside of building.
- St Clair Twp 1539 S Bartlett St Clair Outdoors 24/7
- Yale 111 West Mechanic St Yale Outdoors 24/7
Track your ballot at Michigan.gov/VOTE NOTE: VOTERS MUST ONLY USE THE DROP BOX IN THEIR JURISDICTION.