Lyon township is located in Cloud County, Kansas. Lyon township has a 2026 population of 101. Lyon township is currently declining at a rate of -0.98% annually and its population has decreased by -2.88% since the most recent census, which recorded a population of 104 in 2020.
The median household income in Lyon township is $43,417 with a poverty rate of 12.9%. The median age in Lyon township is 55.3 years: 55.8 years for males, and 53.6 years for females. For every 100 females there are 125.5 males.