Part of the Jimma Zone, Mana is bordered on the south by Seka Chekorsa, on the west by Gomma, on the north by Limmu Kosa, and on the east by Kersa.
The landscape of Mana includes mountains, high forests and plain divided by valleys.
A survey of the land in this woreda shows that 89.1% is arable or cultivable (86.1% was under annual crops), 2.7% pasture, 2.8% forest, and the remaining 5.4% is considered swampy, degraded or otherwise unusable.
[2] On 28 September 2006, the Walta Information Center reported that farmers in this woreda sold 99,850 quintals of washed and unwashed coffee beans, earning 27.3 million Birr.
[6] However, according to one source, in the early 1990s 20 kebeles of this woreda had 17,000 members of the Yem, which would increase their percentage of the population.