The 1994 national census reported a total population for this woreda of 90,544, of whom 45,067 were men and 45,477 women; 2,741 or 3.03% of its population were urban dwellers at the time. The two largest ethnic groups reported in Limmu were the Oromo (85.84%), and the Amhara (13.39%); all other ethnic groups made up 0.71% of the population.
The 1994 national census indicated a total population of 90,544 in this woreda, including 45,067 men and 45,477 women; 2,741 or 3.03% were urban residents at the time. The two largest ethnic groups in Limmu were Oromo (85.84%) and Amhara (13.39%); all other ethnic groups made up 0.71% of the population.