The townships of Lycoming County are listed in order of the date they were formed:

Muncy Borough was formed April 9, 1772

Borough of Hughesville - about 1777

Washington Township was formed August 23, 1785

Old Lycoming Township was formed August 22, 1786

Muncy Creek was formed 1797

Loyalsock Township was formed February 1786

Nippenose Township was formed 1786

Mifflin Township was formed 1803

Shrewsbury Township was formed 1803

Hepburn Township was formed 1804

Borough of Jersey Shore - formed in 1805 - Known first as "Waynesburg"

Borough of Montoursville - about 1807

Moreland Township was formed 1813

Brown Township was formed May 3, 1815

Franklin Township was formed 1822

Limestone Township. was formed December 4, 1824. It was known as Adams for 11 years. The name was changed to Limestone on April 14, 1835.

Jackson Township was formed September 1824

Clinton Township was formed December 1825

Fairfield Township was formed 1826 or possibly December 1825

Penn Township was formed 1828

Cummings Township was formed 1832

Wolf Township was formed September 1834

Lewis Township was formed 1835

Plunketts Creek Township was formed 1838

Susquehanna Township was formed December 1838

Porter Township was formed May 6, 1840

Armstrong Township was formed 1842

Cascade Township was formed August 9, 1843

Cogan House Township was formed December 6, 1843
The Early History of Cogan House Township
Cogan House Township The 1900's

Anthony Township was formed September 7, 1844

Watson Township was formed January 1845

McIntyre Township was formed 1848

Upper Fairfield Township was formed September 12, 1851

Jordan Township was formed February 7, 1854

Bastress Township was formed December 13, 1854

Brady Township was formed January 31, 1855

Woodward Township was formed November 23, 1855

Pine Township was formed January 27, 1857

Piatt Township was formed April 1857

Eldred Township was formed November 16, 1858

Lycoming Township was formed December 2, 1858

McHenry Township was formed August 21, 1861

Gamble Township was formed January 30, 1875

McNett Township was formed February 10, 1878

Mill Creek Township was formed February 25, 1879