
Summerville
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 0.264
- State:
- Oregon
Summerville is a town located in Union County, Oregon. Summerville has a 2025 population of 115. Summerville is currently declining at a rate of -0.86% annually and its population has decreased by -3.36% since the most recent census, which recorded a population of 119 in 2020.
The average household income in Summerville is $111,098 with a poverty rate of 0%. The median age in Summerville is 45.4 years: 45.4 years for males, and 44.5 years for females.