McHenry is a city located in Illinois. McHenry has a 2020 population of 47,320. McHenry is currently growing at a rate of 0.29% annually but its population has decreased by -0.80% since the most recent census, which recorded a population of 47,703 in 2010. McHenry reached it's highest population of 47,703 in 2010.
The average household income in McHenry is $91,840 with a poverty rate of 7.36%. The median rental costs in recent years comes to $1,177 per month, and the median house value is $182,300. The median age in McHenry is 41.3 years, 40.2 years for males, and 42.6 years for females. For every 100 females there are 102.1 males.