Reilly township is located in Nemaha County, Kansas. Reilly township has a 2026 population of 91. Reilly township is currently declining at a rate of -1.09% annually and its population has decreased by -3.19% since the most recent census, which recorded a population of 94 in 2020.
The median age in Reilly township is 61.3 years: 59.7 years for males, and 67.5 years for females. For every 100 females there are 181.8 males.