Part of the Mirab Gojjam Zone, Mecha is bordered on the south by Sekela, on the southwest by the Agew Awi Zone, on the west by the Lesser Abay River which separates it from Debub Achefer and Semien Achefer, on the northeast by Bahir Dar Zuria, and on the east by Yilmana Densa.

Bodies of water in this woreda include Tingiti, which is located in a volcanic crater near the Lesser Abay; R.E.

[2] Based on the 2007 national census conducted by the Central Statistical Agency of Ethiopia (CSA), this woreda has a total population of 292,080, an increase of 36.55% over the 1994 census, of whom 147,611 are men and 144,469 women; 22,677 or 7.76% are urban inhabitants.

The majority of the inhabitants practiced Ethiopian Orthodox Christianity, with 98.91% reporting that as their religion.

The majority of the inhabitants practiced Ethiopian Orthodox Christianity, with 98.84% reporting that as their religion, while 1.09% were Muslim.