
Mill Spring
- County:
- Wayne County
- County Seat:
- No
- Area (mi²):
- 0.44
- State:
- Missouri
Mill Spring is a village located in Wayne County, Missouri. Mill Spring has a 2025 population of 155. Mill Spring is currently declining at a rate of -0.64% annually and its population has decreased by -2.52% since the most recent census, which recorded a population of 159 in 2020.
The average household income in Mill Spring is $27,482 with a poverty rate of 47.83%. The median age in Mill Spring is 53.2 years: 53.5 years for males, and 48.7 years for females.