[5] The town of Foster is located just north of U.S. Route 136, about 1 mile (1.6 km) east of the township's southwestern border.

Extinct communities in the township include Baltimore, which thrived on the banks of the Wabash River in the early 19th century, and Romine Corner.

[8] U.S. Route 136 runs across the south part of the township, connecting Danville, Illinois to the west with Covington to the east.

[11] The 6-mile (10 km) Vermilion Valley Railroad serves the Flex-N-Gate factory near Covington and runs west from the plant through the town of Foster to meet a CSX line in Danville.

[14] Mound Township has a trustee who administers rural fire protection and ambulance service, provides relief to the poor, manages cemetery care, and performs farm assessment, among other duties.