Katagum
Katagum gari ne, ƙaramar hukuma ce kuma ɗaya daga cikin manyan masarautun gargajiya a jihar Bauchi, a arewa maso gabashin Najeriya. Garin dai yana bakin kogin Jama’are ne , a arewaci gabar  da ruwa, wanda ke gabas da ruwa a Hadejia. Galibin mazauna garin musulmai  ƙabilar hausa, itace Mafi rinjaye sai kuma ƙananan kabilu kamar su  Fulani da kuma kabilar Kanuri.
 Manyan kayayyakin noma sun haɗa da gyaɗa ( gyada), dawa, gero, shinkafa (musamman a cikin fadama na kogi, ko kuma “filayen ambaliyar ruwa”), da shanu, da auduga, da indigo, da kuma. Dabbobin su sun hada da dawakai, shanu, awaki, tumaki, jakuna da kuma kaji da yawa.

Karamar Hukuma
Garin Katagum shi ne cibiyar gudanar da mulki a ƙaramar hukumar Zaki (LGA). Ƙaramar hukumar Katagum, ƙaramar hukuma ce ta ware kwata-kwata a kudancin karamar hukumar Zaki, wacce ƙaramar hukumar Itas/Gaɗau ta raba ta; Don haka ƙaramar hukumar Katagum ba ta haɗa da garin mai suna; tana da yanki na 1,436 km2 (554 sq mi) da yawan jama'a kusan 295,970 a ƙidayar 2006; Cibiyar gudanarwar ta ita ce Azare mai yawan jama'a fiye da kashi 50% na daukacin al'ummar Katagum. Lambar gidan waya ita ce 752.

Kananan hukumomin jihar Bauchi