The 2007 national census reported a total population for this woreda of 67,262 in 13,332 households, of whom 33,178 were men and 34,084 women; 4,870 or 7.24% of its population were urban dwellers. The majority of the inhabitants observed
Protestantism, with 72.09% reporting that as their religion, while 25.06% observed
Ethiopian Orthodox Christianity, and 2.42% were
Muslim. Based on figures published by the
Central Statistical Agency in 2005, this woreda has an estimated total population of 74,657, of whom 38,375 are men and 36,282 are women; 5,988 or 8.02% of its population are urban dwellers, which is less than the Zone average of 10.9%. With an estimated area of 448.75 square kilometers, Haru has an estimated population density of 166.4 people per square kilometer, which is greater than the Zone average of 91.7. The 1994 national census reported this woreda's population at 53,324 in 9,492 households, of whom 26,031 were men and 27,293 women; 3,359 or 6.3% of its population were urban dwellers. The largest ethnic groups reported in Haru was the
Oromo (99.26%).
Oromiffa was spoken as the first language by 99.61%. The majority of the inhabitants observed
Ethiopian Orthodox Christianity, with 54.33% reporting that as their religion, while 40.21% were
Protestant, 2.95% were
Muslim, and 1.81% observed traditional beliefs. == Notes ==