Garfield township
- County:
- Hamlin County
- County Seat:
- No
- Area (mi²):
- 35.213
- State:
- South Dakota
Garfield township is located in Hamlin County, South Dakota. Garfield township has a 2026 population of 132. Garfield township is currently growing at a rate of 3.13% annually and its population has increased by 9.09% since the most recent census, which recorded a population of 121 in 2020.
The median household income in Garfield township is $156,818 with a poverty rate of 0%. The median age in Garfield township is 16.6 years: 32.8 years for males, and 16.1 years for females. For every 100 females there are 80.9 males.