Mullen is a village located in Hooker County, Nebraska. Mullen has a 2026 population of 465. It is also the county seat of Hooker County. Mullen is currently growing at a rate of 1.75% annually but its population has decreased by -6.06% since the most recent census, which recorded a population of 495 in 2020.
The median household income in Mullen is $50,750 with a poverty rate of 5.47%. The median age in Mullen is 42.9 years: 42.7 years for males, and 43.1 years for females. For every 100 females there are 76.4 males.