Beaulieu township
- County:
- Mahnomen County
- County Seat:
- No
- Area (mi²):
- 33.701
- State:
- Minnesota
Beaulieu township is located in Mahnomen County, Minnesota. Beaulieu township has a 2026 population of 99. Beaulieu township is currently declining at a rate of 0% annually and its population has decreased by -1% since the most recent census, which recorded a population of 100 in 2020.
The median household income in Beaulieu township is $71,250 with a poverty rate of 7%. The median age in Beaulieu township is 46 years: 52.5 years for males, and 42.2 years for females. For every 100 females there are 122.2 males.