Shiloh Township is one of sixteen townships in Jefferson County, Illinois, USA. As of the 2010 census, its population was 6,620 and it contained 3,204 housing units.

According to the 2010 census, the township has a total area of 36.32 square miles (94.1 km), of which 36.24 square miles (93.9 km) (or 99.78%) is land and 0.07 square miles (0.18 km) (or 0.19%) is water. The township is centered at 38°21′N 88°59′W (38.344,-88.982). It is transversed north–south by Interstate Route 57 and east–west by Interstate Route 64 and State Route 15.

• Mount Vernon (west portion)
• Woodlawn (east half)

• Drivers at 38°19′52″N 88°59′35″W / 38.331°N 88.993°W / 38.331; -88.993
• Webster Hill Estates at 38°19′30″N 88°55′41″W / 38.325°N 88.928°W / 38.325; -88.928

(This list is based on USGS data and may include former settlements.)

• Rome Township (north)
• Field Township (northeast)
• Mt. Vernon Township (east)
• Dodds Township (southeast)
• McClellan Township (south)
• Casner Township (west)
• Grand Prairie Township (northwest)

The township contains these nine cemeteries: Memorial Garden, New Shiloh, Oddfellows, Old Shiloh, Pleasant Grove, Reynolds, Slade, Sunset Memorial and West Salem.

• Interstate 57
• Interstate 64
• Illinois Route 15

• Mount Vernon Bullock Heliport

• Peckerwood Lake

Historical population

Census	Pop.	Note	%±
2016 (est.)	6,596
U.S. Decennial Census

• Illinois' 19th congressional district
• State House District 107
• State Senate District 54

• "Shiloh Township, Jefferson County, Illinois". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved January 17, 2010.
• United States Census Bureau 2007 TIGER/Line Shapefiles
• United States National Atlas

• City-Data.com
• Illinois State Archives