
Subiaco
- County:
- Logan County
- County Seat:
- No
- Area (mi²):
- 1.892
- State:
- Arkansas
Subiaco is a town located in Logan County, Arkansas. Subiaco has a 2025 population of 413. Subiaco is currently growing at a rate of 0.73% annually and its population has increased by 3.25% since the most recent census, which recorded a population of 400 in 2020.
The average household income in Subiaco is $68,073 with a poverty rate of 22.47%. The median age in Subiaco is 55.1 years: 55.2 years for males, and 51.3 years for females.