The McConnell's Mill Covered Bridge is an historic, wooden covered bridge that is located in Slippery Rock Township, Lawrence County, Pennsylvania, United States.

[2]: 2  It spans the Slippery Rock Creek in McConnells Mill State Park,[3] southeast of Rose Point.

[2]: 5 Built in 1874, this historic bridge is a Howe truss that was built on stone foundations and is supported by steel girders.

[4]: 2 The McConnell's Mill bridge is particularly significant for its usage of the Howe truss design; it is one of only four extant Howe truss bridges statewide.

[2]: 2 In 1980, the bridge was recognized for its historical significance by being placed on the National Register of Historic Places,[1] along with the Banks Bridge.