
Gladstone
- County:
- Clackamas County
- County Seat:
- No
- Area (mi²):
- 2.398
- State:
- Oregon
Gladstone is a city located in Clackamas County, Oregon. Gladstone has a 2025 population of 11,753. Gladstone is currently declining at a rate of -0.47% annually and its population has decreased by -2.32% since the most recent census, which recorded a population of 12,032 in 2020.
The average household income in Gladstone is $112,367 with a poverty rate of 13.01%. The median age in Gladstone is 45 years: 40.6 years for males, and 49.8 years for females.