Tunkhannock is a borough in Wyoming County, Pennsylvania, 31 miles (50 km) northwest of Wilkes-Barre. In the past, lumbering was carried on extensively. Today, many residents are employed by the Procter & Gamble plant nearby. 1,305 people lived there in 1900, and as of the 2010 census, the borough population was 1,836. It is the county seat of Wyoming County.
The name Tunkhannock means 'narrow stream', from Lenape tank 'small' and hane 'stream'. The Tunkhannock Historic District, bounded by Tioga, Pine, and Harrison Sts and Wyoming Ave, was added to the National Register of Historic Places in August, 2005.
Tunkhannock is home to the Wyoming County Historical Society and Genealogical Library. The library offers a major source of research material to the public. The collection includes numerous books on New England ancestry, newspapers dating back to 1797 and census records for Wyoming and surrounding counties from 1790 to 1930. Also on file are records for over 90 area cemeteries as well as various other information about local history.
Tunkhannock is also the home of the Northern Tier Symphony Orchestra, under the direction of Conductor Robert Helmacy.