
Grand Ridge
- County:
- LaSalle County
- County Seat:
- No
- Area (mi²):
- 0.462
- State:
- Illinois
Grand Ridge is a village located in LaSalle County, Illinois. Grand Ridge has a 2025 population of 506. Grand Ridge is currently declining at a rate of -0.39% annually and its population has decreased by -1.94% since the most recent census, which recorded a population of 516 in 2020.
The average household income in Grand Ridge is $85,417 with a poverty rate of 8.94%. The median age in Grand Ridge is 34 years: 29.8 years for males, and 41.1 years for females.