Estelline township
- County:
- Hamlin County
- County Seat:
- No
- Area (mi²):
- 46.509
- State:
- South Dakota
Estelline township is located in Hamlin County, South Dakota. Estelline township has a 2026 population of 330. Estelline township is currently growing at a rate of 2.48% annually and its population has increased by 8.2% since the most recent census, which recorded a population of 305 in 2020.
The median household income in Estelline township is $80,972 with a poverty rate of 8.82%. The median age in Estelline township is 53.7 years: 55.3 years for males, and 53.6 years for females. For every 100 females there are 104.0 males.