
Lien township
- County:
- Roberts County
- County Seat:
- No
- Area (mi²):
- 47.466
- State:
- South Dakota
Lien township is located in Roberts County, South Dakota. Lien township has a 2025 population of 132. Lien township is currently growing at a rate of 2.33% annually and its population has increased by 6.45% since the most recent census, which recorded a population of 124 in 2020.
The average household income in Lien township is $99,669 with a poverty rate of 0%. The median age in Lien township is 29.6 years: 30.9 years for males, and 12.9 years for females.