
Dellwood
- County:
- St. Louis County
- County Seat:
- No
- Area (mi²):
- 1.037
- State:
- Missouri
Dellwood is a city located in St. Louis County, Missouri. Dellwood has a 2025 population of 4,751. Dellwood is currently declining at a rate of -0.63% annually and its population has decreased by -3.04% since the most recent census, which recorded a population of 4,900 in 2020.
The average household income in Dellwood is $75,688 with a poverty rate of 19.65%. The median age in Dellwood is 42.7 years: 33.3 years for males, and 44.1 years for females.