
Morris
- County:
- Grundy County
- County Seat:
- Yes
- Area (mi²):
- 12.392
- State:
- Illinois
Morris is a city located in Grundy County, Illinois. Morris has a 2025 population of 14,705. It is also the county seat of Grundy County. Morris is currently growing at a rate of 0.68% annually and its population has increased by 3.47% since the most recent census, which recorded a population of 14,212 in 2020.
The average household income in Morris is $89,077 with a poverty rate of 7.95%. The median age in Morris is 40.4 years: 40 years for males, and 41.6 years for females.