Part of the Semien Mi'irabawi Zone, Tahtai Koraro is bordered on the southwest by Asigede Tsimbela, on the north by La'ilai Adyabo, and on the southeast by Medebai Zana.

Local landmarks in this woreda includes Mai Adrasha, an archeological site showing an uninterrupted chronological range from the Pre-Axumite through the Late Axumite periods (c. 800 BC - AD 700) - an indication of the site's importance both as a long-lived habitation in the area, and as the westernmost known example of this chronological range.

The majority of the inhabitants practice Ethiopian Orthodox Christianity, with 97.72% reporting that as their religion, while 2.18% of the population follow Muslim.

[3] A sample enumeration performed by the CSA in 2001 interviewed 13,859 farmers in this woreda, who held an average of 0.85 hectares of land.

Of the 11,765 hectares of private land surveyed in Tahtai Koraro, 91.76% was under cultivation, 0.68% pasture, 5.3% fallow, 0.01% woodland, and 2.25% was devoted to other uses.