
Kirkwood
- County:
- St. Louis County
- County Seat:
- No
- Area (mi²):
- 9.182
- State:
- Missouri
Kirkwood is a city located in St. Louis County, Missouri. Kirkwood has a 2025 population of 28,988. Kirkwood is currently declining at a rate of -0.32% annually and its population has decreased by -1.58% since the most recent census, which recorded a population of 29,452 in 2020.
The average household income in Kirkwood is $153,679 with a poverty rate of 5.18%. The median age in Kirkwood is 42.5 years: 38.9 years for males, and 44.7 years for females.