
Big Lake
- County:
- Atchison County
- County Seat:
- No
- Area (mi²):
- 1.655
- State:
- Missouri
Big Lake is a village located in Atchison County, Missouri. Big Lake has a 2025 population of 74. Big Lake is currently growing at a rate of 1.37% annually and its population has increased by 4.23% since the most recent census, which recorded a population of 71 in 2020.
The average household income in Big Lake is $103,405 with a poverty rate of 7.46%. The median age in Big Lake is 61.2 years: 63.3 years for males, and 59.4 years for females.