| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Bulls Covered Bridge | Bridge over Housatonic River | Open to traffic | Lattice through truss | 1842 | -- | 86.9 ft. | 108.9 ft. |
| Dibble Hill Road Bridge | Dibble Hill Road over Mill Brook | Open to traffic | Steel arch | 1970 | -- | 21.0 ft. | 21.0 ft. |
| East Branch Farmington River Bridge | CT 219 over East Branch Farmington River | Open to traffic | Pratt through truss | 1930 | -- | 120.1 ft. | 126.0 ft. |
| Guna Brook Bridge | CT 4 over Guna Brook | Open to traffic | Arch | 1934 | -- | 26.9 ft. | 26.9 ft. |
| High Bridge Road Bridge | High Bridge Road over Bantam River | Open to traffic | Steel arch | 1952 | -- | 23.0 ft. | 23.0 ft. |
| Housatonic River Bridge | CT 128 over Housatonic River | Open to traffic | Lattice through truss | 1841 | -- | 92.9 ft. | 172.9 ft. |
| Housatonic River Bridge | US 7 over Housatonic River | Open to traffic | Open-spandrel arch | 1930 | -- | 191.9 ft. | 673.9 ft. |
| Housatonic River Bridge | US 7 over Housatonic River | Open to traffic | Warren deck truss | 1930 | -- | 96.1 ft. | 225.1 ft. |
| Housatonic River Bridge | US 202 over Housatonic River | Open to traffic | Through truss | 1953 | -- | 325.1 ft. | 332.0 ft. |
| Judd's Bridge Road Bridge | Judd's Bridge Road over Lenevig Brook | Open to traffic | Steel arch | 1956 | -- | 22.0 ft. | 22.0 ft. |
| Marshepaug River Bridge | Milton Road over Marshepaug River | Open to traffic | Timber stringer | 1915 | -- | 20.0 ft. | 24.0 ft. |
| Milton Road Bridge | Milton Road over Marshepaug River | Open to traffic | Steel arch | 1940 | -- | 14.1 ft. | 29.9 ft. |
| Minortown Road Bridge | Minortown Road over Nonewaug River | Open to traffic | Lenticular pony truss | 1890 | -- | 59.1 ft. | 64.0 ft. |
| Morgan Brook Bridge | US 44 over Morgan Brook | Open to traffic | Arch | 1947 | -- | 26.9 ft. | 26.9 ft. |
| Reynolds Bridge | CT 848 over Naugatuck River | Open to traffic | Open-spandrel arch | 1928 | -- | 169.0 ft. | 487.9 ft. |
| Romford Road Bridge | Romford Road over Bantam River | Open to traffic | Lenticular pony truss | 1888 | -- | 66.9 ft. | 68.9 ft. |
| Sages Ravine Brook Bridge | CT 41 over Sages Ravine Brook | Open to traffic | Closed-spandrel arch | 1929 | -- | 35.1 ft. | 35.1 ft. |
| Sandy Brook Bridge | Wolfords Hill Road over Sandy Brook | No longer exists | Warren pony truss | 1914 | 2005 | 37.1 ft. | 39.0 ft. |
| Shepaug River Bridge | CT 47 over Shepaug River | Open to traffic | Pony truss | 1929 | -- | 75.1 ft. | 81.0 ft. |
| Skilton Road Bridge | Skilton Road over Nonewaug River | Open to traffic | Stone arch | ca. 1865 | -- | 20.0 ft. | 20.0 ft. |
| Tobey Hill Road Bridge | Tobey Hill Road over Whiting River | Open to traffic | Steel arch | 1956 | -- | 17.1 ft. | 36.1 ft. |
| Walker Brook Bridge | Walker Brook Road over Walker Brook | No longer exists | Timber stringer | 1930 | 2001 | -- | 39.0 ft. |
| Water Street Bridge | Water Street over Housatonic River | Open to traffic | Through truss | 1903 | -- | 126.0 ft. | 128.0 ft. |
| Weekeepeemee River Bridge | CT 47 over Weekeepeemee River | Open to traffic | Pony truss | 1928 | -- | 69.9 ft. | 76.1 ft. |
| Weekeepeemee River Bridge | CT 132 over Weekeepeemee River | Open to traffic | Arch | 1941 | -- | 28.9 ft. | 28.9 ft. |
| West Branch Farmington River Bridge | CT 181 over West Branch Farmington River | Open to traffic | Parker through truss | 1939 | -- | 232.0 ft. | 238.9 ft. |