Junction City
- County:
- Madison County
- County Seat:
- No
- Area (mi²):
- 0.358
- State:
- Missouri
Junction City is a village located in Madison County, Missouri. Junction City has a 2026 population of 286. Junction City is currently growing at a rate of 0.35% annually and its population has increased by 0.35% since the most recent census, which recorded a population of 285 in 2020.