Berkeley is a city located in Cook County Illinois. With a 2020 population of 5,010, it is the 329th largest city in Illinois and the 4764th largest city in the United States . Berkeley is currently declining at a rate of -0.38% annually and its population has decreased by -3.82% since the most recent census, which recorded a population of 5,209 in 2010. Berkeley reached it's highest population of 6,152 in 1970. Spanning over 1 miles, Berkeley has a population density of 3,575 people per square mile.
The average household income in Berkeley is $81,102 with a poverty rate of 4.48%. The median rental costs in recent years comes to $943 per month, and the median house value is $178,700. The median age in Berkeley is 38.7 years, 38.2 years for males, and 39.3 years for females.