I
- Ibsen Township, Richland County, North Dakota
- Idaho Township, Mountrail County, North Dakota
- Illinois Township, Nelson County, North Dakota
- Impark Township, Benson County, North Dakota
- Inkster Township, Grand Forks County, North Dakota
- Iosco Township, Stutsman County, North Dakota
- Iota Flat Township, Ward County, North Dakota
- Iowa Township, Benson County, North Dakota
- Irvine Township, Benson County, North Dakota
- Isabel Township, Benson County, North Dakota
- Island Park Township, Ransom County, North Dakota
- Isley Township, Ransom County, North Dakota
- Ivanhoe Township, Renville County, North Dakota
Read more about this topic: List Of Townships In North Dakota