National Register of Historic Places listings in northern Worcester County, Massachusetts

This is a list of the National Register of Historic Places (NRHP) designated in northern Worcester County, Massachusetts. It includes listings from all Worcester County communities through which Massachusetts Route 2 passes, and those that lie to their north. This includes the communities of Ashburnham, Ashby, Athol, Fitchburg, Gardner, Harvard, Lancaster, Leominster, Lunenburg, Phillipston, Royalston, Templeton, Westminster, and Winchendon. National Register listings for other communities in the county are listed elsewhere.