
Sibley
- County:
- Jackson County
- County Seat:
- No
- Area (mi²):
- 1.043
- State:
- Missouri
Sibley is a village located in Jackson County, Missouri. Sibley has a 2025 population of 316. Sibley is currently declining at a rate of 0% annually and its population has increased by 0.32% since the most recent census, which recorded a population of 315 in 2020.
The average household income in Sibley is $94,199 with a poverty rate of 10.08%. The median age in Sibley is 37.9 years: 39.4 years for males, and 35.7 years for females.