The following is a list of Michigan State Historic Sites in Mason County, Michigan. Sites marked with a dagger (†) are also listed on the National Register of Historic Places in Mason County, Michigan.__TOC__
| width="30%" | Name | Image | Location | width="125px" | City | width="125px" | Listing date | ||
|---|---|---|---|---|---|---|---|---|---|
| Armistice Day Storm Informational Designation | Stearns Park Beach along North Lakeshore Drive | Ludington | |||||||
| Big Sable Point Light Station† | Big Sable Point in Ludington State Park | Hamlin Township | |||||||
| First Mason County Courthouse | 1687 South Lakeshore Drive | Ludington | |||||||
| Fish House (demolished) | 407 West Filer | Ludington | |||||||
| Ghost Town of Hamlin Informational Site | Ludington State Park Beach House within Ludington State Park | Hamlin Township | |||||||
| Daniel W. Goodenough House | 706 East Ludington Avenue | Ludington | |||||||
| Frank N. and Fannie Allen Latimer House | 701 Ludington Avenue | Ludington | |||||||
| Ray Lessard House | 110 North Lavinia Street | Ludington | |||||||
| Marquette's Death Informational Site | Pere Marquette Conservation Park 1497 South Lakeshore Drive | Pere Marquette Township | |||||||
| Mason County Informational Designation / Mason County Courthouse† | 300 East Ludington Avenue | Ludington | |||||||
| Notipekago Commemorative Designation | South Custer Road just north of Conrad Road near the Pere Marquette River | Custer Township | |||||||
| Reorganized Church of Jesus Christ of Latter Day Saints | 2579 Free Soil Road | Free Soil | |||||||
| SS Badger† | 700 William Street | Ludington | |||||||
| SS Pere Marquette 18 Informational Designation | Stearns Park Beach along North Lakeshore Drive | Ludington | |||||||
| Scottville Informational Designation | Downtown Mall along North Main Street | Scottville | |||||||
| Swedish Lutheran Church | 501 East Danaher Street | Ludington |