The city of Cologne is located entirely within the township geographically but is a separate entity.

Township 115 North, Range 25 West, Fifth Principal Meridian of the Public Land Survey System.

The township contains five cemeteries: Cologne United Methodist, Saint Bernard, Saint John's United Church of Christ, Snapsburg and Zion Lutheran Church.

The racial makeup of the township was 99.47% White, 0.11% Native American, 0.32% Asian, 0.11% from other races.

15.0% of all households were made up of individuals, and 6.5% had someone living alone who was 65 years of age or older.