| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|
| Bridge Street Bridge | Bridge Street over Connecticut River | Open to traffic | Arch | 1930 | -- | 107.0 ft. | 230.0 ft. |
| Bypassed Historic Bridge | Bypassed Historic over Contoocook River | Closed to all traffic | Stone arch | 1913 | -- | 27.9 ft. | 27.9 ft. |
| Bypassed Historic Bridge | Bypassed Historic over Ashuelot River | Closed to all traffic | Stone arch | 1923 | -- | 29.9 ft. | 89.9 ft. |
| Bypassed Historic Bridge | Bypassed Historic over North Branch Contoocook River | Closed to all traffic | Stone arch | 1852 | -- | 15.1 ft. | 40.0 ft. |
| Bypassed Historic Bridge | Bypassed Historic over Connecticut River | Closed to all traffic | Steel through arch | 1937 | -- | 419.0 ft. | 440.0 ft. |
| Carlton Covered Bridge | Carlton Road over South Branch Ashuelot River | Open to traffic | Queenpost through truss | 1869 | -- | 60.0 ft. | 68.9 ft. |
| Christian Hill Road Bridge | Christian Hill Road over NHRR | Open to traffic | Timber stringer | 1930 | -- | 24.0 ft. | 74.2 ft. |
| Cold River Bridge | NH 123 over Cold River | Closed to all traffic | Stone arch | 1929 | -- | 46.9 ft. | 118.1 ft. |
| Connecticut River Bridge | NH 119 over Connecticut River | Open to traffic | Truss | 1920 | -- | -- | 338.9 ft. |
| Connecticut River Bridge | NH 119 over Connecticut River | Open to traffic | Truss | 1920 | -- | -- | 296.9 ft. |
| Coombs Bridge | Coombs Bridge Road over Ashuelot River | Open to traffic | Lattice through truss | 1837 | -- | 111.9 ft. | 120.1 ft. |
| Elm Street Bridge | Elm Street over Ashuelot River | Open to traffic | Pony truss | 1921 | -- | 121.1 ft. | 126.0 ft. |
| Gilmore Pond Road Bridge | Gilmore Pond Road over Mountain Brook | Open to traffic | Stone arch | 1920 | -- | 24.0 ft. | 24.0 ft. |
| Gilsum Stone Arch Bridge | Old NH 10 (Surry Road) over Ashuelot River | Open to traffic | Stone arch | 1863 | -- | 46.9 ft. | 46.9 ft. |
| Griffin Hill Road Bridge | Griffin Hill Road over Warren Brook | Open to traffic | Timber stringer | 1920 | -- | -- | 36.1 ft. |
| Gunn Mountain Road Bridge | Gunn Mountain Road over Ashuelot River | Open to traffic | Through truss | 1864 | -- | 84.3 ft. | 173.6 ft. |
| Island Street Bridge | Island Street over Harrisville Pond Outlet | Open to traffic | Timber stringer | 1914 | -- | 12.1 ft. | 15.1 ft. |
| Kilburn Brook Bridge | NH 119 over Kilburn Brook | Open to traffic | Stone arch | 1900 | -- | 9.8 ft. | 12.1 ft. |
| Makinen Road Bridge | Makinen Road over Mill Brook | Open to traffic | Timber stringer | 1930 | -- | 24.0 ft. | 29.9 ft. |
| Mill Brook Bridge | NH 63 over Mill Brook | Open to traffic | Arch | 1930 | -- | 29.9 ft. | 29.9 ft. |
| Mill Pond Bridge | NH 12 over Mill Pond | Open to traffic | Stone arch | 1928 | -- | 16.1 ft. | 56.1 ft. |
| Mountain Brook Bridge | US 202 over Mountain Brook | Open to traffic | Stone arch | 1939 | -- | 29.9 ft. | 104.0 ft. |
| Nutting Road Bridge | Nutting Road over Contoocook River | Open to traffic | Stone arch | 1905 | -- | 27.9 ft. | 27.9 ft. |
| Nutting Road Bridge | Nutting Road over Contoocook River | Open to traffic | Stone arch | 1905 | -- | 28.9 ft. | 28.9 ft. |
| Nutting Road Bridge | Nutting Road over Brook | Open to traffic | Stone arch | 1935 | -- | 11.2 ft. | 11.2 ft. |
| River Road South Bridge | River Road South over Partridge Brook | Open to traffic | Timber stringer | 1937 | -- | 24.0 ft. | 144.0 ft. |
| Sawyers Crossing Covered Bridge | Sawyers Crossing Road over Ashuelot River | Open to traffic | Lattice through truss | 1859 | -- | 77.1 ft. | 159.1 ft. |
| Shedd Hill Road Bridge | Shedd Hill Road over Highland Lake Outlet | Open to traffic | Timber stringer | 1936 | -- | 19.0 ft. | 20.0 ft. |
| Slate Covered Bridge | Westport Village Road over Ashuelot River | Open to traffic | Lattice through truss | 1862 | -- | 123.0 ft. | 143.1 ft. |
| Squantum Road Bridge | Squantum Road over Brook | Open to traffic | Stone arch | 1935 | -- | 9.8 ft. | 9.8 ft. |
| Thompson Covered Bridge | Main Street over Ashuelot River | Open to traffic | Lattice through truss | 1832 | -- | 64.0 ft. | 151.9 ft. |