The Railroad Street Bridge is a historic Pratt through truss bridge, carrying Railroad Street across the Lamoille River in Johnson, Vermont.

It was built in 1928, after the state's devastating 1927 floods, and is one of its few surviving Pratt through truss bridges.

[1] The Railroad Street Bridge is located south of the town center of Johnson, providing access across the Lamoille River to rural areas south of the village, and historically to a railroad line (now the Lamoille Valley Rail Trail.

[2] The bridge was built in 1928, its trusses fabricated by the Bethlehem Steel Company.

Bridges have been documented at this site since 1859, although the crossing became important to the community after the railroad service arrived in 1876, and resulted in the creation of a small industrial area near the railroad.