Township 3 is located in Harper County, Kansas. Township 3 has a 2026 population of 286. Township 3 is currently growing at a rate of 1.06% annually and its population has increased by 0.35% since the most recent census, which recorded a population of 285 in 2020.
The median age in Township 3 is 49.8 years: 54.5 years for males, and 49.7 years for females. For every 100 females there are 49.6 males.