Clay Township is one of 13 townships in St. Joseph County, in the U.S. state of Indiana. As of the 2020 census, its population was 34,235.

Geography

According to the United States Census Bureau, Clay Township covers an area of 19.84 square miles (51.4 km); of this, 19.7 square miles (51 km) (99.28 percent) is land and 0.14 square miles (0.36 km) (0.72 percent) is water.

Cities, towns, villages

• Georgetown
• Granger (west quarter)
• Indian Village
• Mishawaka (partial)
• Roseland
• South Bend (partial)

Census Designated Places

• Notre Dame (Partial)

Unincorporated towns

• Dreamwold Heights at 41°45′10″N 86°15′15″W / 41.7528°N 86.2542°W / 41.7528; -86.2542
• Maple Lane at 41°42′00″N 86°13′01″W / 41.7000°N 86.2170°W / 41.7000; -86.2170
• State Line at 41°45′30″N 86°15′15″W / 41.7584°N 86.2542°W / 41.7584; -86.2542

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

Adjacent townships

• Milton Township, Cass County, Michigan (northeast)
• Harris Township (east)
• Penn Township (southeast)
• Portage Township (southwest)
• Bertrand Township, Berrien County, Michigan (west)
• German Township (west)
• Niles Township, Berrien County, Michigan (northwest)

Cemeteries

The township contains Stuckey Cemetery.

Major highways

• Indiana Toll Road
• I-80
• I-90
• SR 23
• SR 933

Lakes

• Juday Lake
• Tawny Lake

Landmarks

• Saint Mary's College (north quarter)
• University of Notre Dame (partial)
• St. Patrick's Farm was listed on the National Register of Historic Places in 2013.

School districts

• South Bend Community School Corporation

Political districts

• Indiana's 2nd congressional district
• State House District 5
• State House District 6
• State House District 8
• State Senate District 10
• State Senate District 11