Mifflin County, Pennsylvania
former Mifflin County Courthouse
Location in the state of Pennsylvania
Pennsylvania's location in the U.S.
Founded	19 September 1789
Named for	Thomas Mifflin
Seat	Lewistown
Largest borough	Lewistown
Area
• Total	415 sq mi (1,075 km2)
• Land	411 sq mi (1,064 km2)
• Water	3.7 sq mi (10 km2), 0.9%
Population (Est.)
• (2018)	46,222
• Density	112.5/sq mi (43/km²)
Time zone	Eastern: UTC-5/-4
Website	www.co.mifflin.pa.us
Footnotes: For infobox source see

County Well Data

Well ID	Municipality	Operator Name	Permit Date	Spud Date	Unconventional	Configuration	License Status
37-087-04221		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04222		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04223		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04226		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04227		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04228		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04231		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-04232		CASTLE GAS CO INC			N	Vertical Well	Active
37-087-20001	Wayne	GEARHART FLOYD A	1982-12-30	1982-09-28	N	Vertical Well	Plugged OG Well
37-087-20002	Bratton	EXXON CORP	1985-03-25	1984-10-17	N	Vertical Well	Plugged OG Well

For data sources see