
Newton
- County:
- Jasper County
- County Seat:
- Yes
- Area (mi²):
- 2.088
- State:
- Illinois
Newton is a city located in Jasper County, Illinois. Newton has a 2025 population of 2,726. It is also the county seat of Jasper County. Newton is currently declining at a rate of -0.29% annually and its population has decreased by -1.52% since the most recent census, which recorded a population of 2,768 in 2020.
The average household income in Newton is $69,456 with a poverty rate of 13.15%. The median age in Newton is 44.1 years: 40.5 years for males, and 50.8 years for females.