
Belle
- County:
- Maries County
- County Seat:
- No
- Area (mi²):
- 1.335
- State:
- Missouri
Belle is a city located in Maries County, Missouri. Belle has a 2025 population of 1,378. Belle is currently declining at a rate of -0.07% annually and its population has decreased by -0.51% since the most recent census, which recorded a population of 1,385 in 2020.
The average household income in Belle is $67,402 with a poverty rate of 19%. The median age in Belle is 34 years: 32.9 years for males, and 35.8 years for females.