Oak Valley township
- County:
- Bottineau County
- County Seat:
- No
- Area (mi²):
- 36.016
- State:
- North Dakota
Oak Valley township is located in Bottineau County, North Dakota. Oak Valley township has a 2026 population of 57. Oak Valley township is currently growing at a rate of 1.79% annually and its population has decreased by 0% since the most recent census, which recorded a population of 57 in 2020.