
Martinton
- County:
- Iroquois County
- County Seat:
- No
- Area (mi²):
- 0.274
- State:
- Illinois
Martinton is a village located in Iroquois County, Illinois. Martinton has a 2025 population of 313. Martinton is currently declining at a rate of -1.26% annually and its population has decreased by -6.57% since the most recent census, which recorded a population of 335 in 2020.
The average household income in Martinton is $87,475 with a poverty rate of 12.82%. The median age in Martinton is 48.8 years: 50.3 years for males, and 48.3 years for females.