
Gervais
- County:
- Marion County
- County Seat:
- No
- Area (mi²):
- 0.407
- State:
- Oregon
Gervais is a city located in Marion County, Oregon. Gervais has a 2025 population of 2,514. Gervais is currently declining at a rate of -0.63% annually and its population has decreased by -3.16% since the most recent census, which recorded a population of 2,596 in 2020.
The average household income in Gervais is $119,897 with a poverty rate of 7.35%. The median age in Gervais is 34.3 years: 32.2 years for males, and 36.1 years for females.