List of Michigan State Historic Sites in St. Clair County, Michigan Current listings Current listings

| Name_ | Location_ | City | Listing_date_ |
|---|---|---|---|
| Saint Andrew`s Episcopal Church | 1507 St. Clair River Drive | Algonac | January 16, 1990 |
| Saint Clair Inn† | 500 Riverside | St. Clair | October 20, 1994 |
| Saint Clair River Informational Designation | 2 Miles north of Algonac on M-29 | Algonac | January 19, 1957 |
| St. Clair River Tunnel‡ | Between Johnstone & Beard, near 10th Street (portal site) | Port Huron | August 23, 1956 |
| Saint Johannes Evangelische Kirche | 710 Pine Street, at Seventh Street | Port Huron | March 19, 1980 |
| Saint Mary`s Catholic Church and Rectory | 415 North Sixth Street, between Vine and Orchard streets | St. Clair | September 25, 1985 |
| Jefferson Sheldon House | 807 Prospect Place | Port Huron | April 19, 1990 |