
Ortley township
- County:
- Roberts County
- County Seat:
- No
- Area (mi²):
- 33.606
- State:
- South Dakota
Ortley township is located in Roberts County, South Dakota. Ortley township has a 2025 population of 88. Ortley township is currently growing at a rate of 1.15% annually and its population has increased by 3.53% since the most recent census, which recorded a population of 85 in 2020.
The average household income in Ortley township is $77,110 with a poverty rate of 0%. The median age in Ortley township is 62.1 years: 61.8 years for males, and 62.2 years for females.