Union Center township is located in Elk County, Kansas. Union Center township has a 2026 population of 106. Union Center township is currently declining at a rate of -0.93% annually and its population has decreased by -0.93% since the most recent census, which recorded a population of 107 in 2020.
The median household income in Union Center township is $139,318 with a poverty rate of 0%. The median age in Union Center township is 33.9 years: 32.8 years for males, and 64.3 years for females. For every 100 females there are 75.8 males.