
Berkeley
- County:
- St. Louis County
- County Seat:
- No
- Area (mi²):
- 4.961
- State:
- Missouri
Berkeley is a city located in St. Louis County, Missouri. Berkeley has a 2025 population of 7,907. Berkeley is currently declining at a rate of -0.78% annually and its population has decreased by -3.77% since the most recent census, which recorded a population of 8,217 in 2020.
The average household income in Berkeley is $54,737 with a poverty rate of 34.05%. The median age in Berkeley is 28.4 years: 23.8 years for males, and 37.3 years for females.