| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Boston & Maine Railroad Bridge | Bridge on Boston & Maine Railroad | Open to traffic | Pony truss | 1929 | -- | 64.0 ft. | 139.1 ft. |
| Canal Bridge | ME 4A over Canal | Open to traffic | Through truss | 1937 | -- | 134.8 ft. | 139.1 ft. |
| Kennebunk River Bridge | ME 9 over Kennebunk River | Open to traffic | Other | 1933 | -- | 52.2 ft. | 109.9 ft. |
| Mousam River Bridge | Bridge Street (ME 224) over Mousam River | Open to traffic | Stone arch | 1901 | -- | 20.0 ft. | 64.0 ft. |
| Nasons Mills Road Bridge | Nasons Mills Road over Little Osipee River | Open to traffic | Pony truss | 1923 | -- | 53.2 ft. | 110.9 ft. |
| Piscataqua Bridge | US 1 BYPASS over Piscataqua River & Roads | Open to traffic | Deck truss | 1940 | -- | 227.0 ft. | 2804.3 ft. |
| Piscataqua River Bridge | US 1 over Piscataqua River | Open to traffic | Other | 1923 | -- | 299.9 ft. | 1201.2 ft. |
| Saco River Bridge | ME 35 over Saco River | Open to traffic | Through truss | 1938 | -- | 154.9 ft. | 160.1 ft. |
| Saco River Bridge | ME 11 over Saco River | Open to traffic | Through truss | 1936 | -- | 220.2 ft. | 226.1 ft. |
| Saco River Bridge | ME 4A (Portland Road) over Saco River | Open to traffic | Through truss | 1936 | -- | 224.1 ft. | 512.2 ft. |
| Saco River Bridge | SA 1 over Saco River | Open to traffic | Through truss | 1936 | -- | 233.9 ft. | 607.0 ft. |
| Thatcher Brook Bridge | Main Street over Thatcher Brook | Open to traffic | Timber stringer | 1930 | -- | 27.9 ft. | 29.9 ft. |