N. 4th St., Mifflinburg, Pennsylvania. County/parish: Union.
Added to the National Register of Historic Places February 08, 1980. NRIS 80003641.
1 contributing structure.
The Hassenplug Bridge is an historic wooden covered bridge which is located in Mifflinburg, Union County, Pennsylvania.
The oldest covered bridge in the Commonwealth of Pennsylvania (the American state with the most covered bridges), it is also purportedly the oldest covered bridge in the United States, and was listed on the National Register of Historic Places in 1980.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/71993897