List of bridges on the National Register of Historic Places in Idaho List of bridges on the National Register of Historic Places in Idaho List of bridges on the National Register of Historic Places in Idaho

| Name_ | Built | Listed | Location_ | County |
|---|---|---|---|---|
| Ririe B Pegram Truss Railroad Bridge | 1894, 1914 | 1997-07-25 | Ririe | Jefferson |
| St. Anthony Pegram Truss Railroad Bridge | 1896, 1914 | 1997-07-25 | St. Anthony | Fremont |
| Washington Water Power Bridges | 1929, 1930 | 1996-12-20 | Post Falls | Kootenai |