
Cary
- County:
- McHenry County
- County Seat:
- No
- Area (mi²):
- 6.516
- State:
- Illinois
Cary is a village located in McHenry County, Illinois. Cary has a 2025 population of 18,092. Cary is currently growing at a rate of 0.32% annually and its population has increased by 1.62% since the most recent census, which recorded a population of 17,804 in 2020.
The average household income in Cary is $134,467 with a poverty rate of 4.58%. The median age in Cary is 38.6 years: 37.2 years for males, and 41.4 years for females.