Hamlin township is located in Lac qui Parle County, Minnesota. Hamlin township has a 2026 population of 146. Hamlin township is currently growing at a rate of 0.69% annually and its population has increased by 0.69% since the most recent census, which recorded a population of 145 in 2020.
The median household income in Hamlin township is $68,125 with a poverty rate of 18.12%. The median age in Hamlin township is 50.2 years: 54.9 years for males, and 49.3 years for females. For every 100 females there are 98.7 males.