Round Prairie township
- County:
- Williams County
- County Seat:
- No
- Area (mi²):
- 50.591
- State:
- North Dakota
Round Prairie township is located in Williams County, North Dakota. Round Prairie township has a 2026 population of 398. Round Prairie township is currently growing at a rate of 4.19% annually and its population has increased by 0.25% since the most recent census, which recorded a population of 397 in 2020.
The median household income in Round Prairie township is $168,000 with a poverty rate of 0%. The median age in Round Prairie township is 68.3 years: 60.2 years for males, and 0 years for females. For every 100 females there are 227.6 males.