Haɗejiya ana Kuma cewa Haɗeja Ƙaramar Hukuma ce da ke a Jihar Jigawa, Arewa maso yammacin Najeriya. Yawan jama'a a garin sunkai 105,628 a ƙidayar da akayi a shekara ta 2006. A shekarar 1970 – 1972 gwamnatin jihar Kano ta gudanar da wallafar manya-manyan asibitoci a garin, a wurare irinsu Hadejia, Gumel, Birnin Kudu, Ɗan Batta da dai sauransu.Cikin kashi 40 na mutanen cikin majalisar tarayya ta ƙasa a shekara ta 1950, 19 daga cikin su turawan ƙasar birtanniya ne, sauran 21 sun ƙunshi wakilai, guda 6 daga ƙungiya ta musamman da kuma guda 15 waɗanda sune aka zaɓa ta hanyar kaɗa ƙuri’a. Ana yima garin Haɗeja kirari da "Ginsau Birnin Doki" Daga cikin waɗanda suka sami ƙuri’a ta hanyar zaɓe akwai: Muhammadu Sambo Ciroman Kano's Aliyu Makaman Sokoto Muhammadu Walin Borno Bello Magaji Rafi Gwandu (sokoto). Garin hadejia shi ne gari mafi girma a jihar jigawa kuma yankin ƙasar hadejia shine ake kira da jigawa tagaba. A.M.Yakubu. Emirs and politicians reform, reaction and recrimination in northern nigeria 1950-1966 Wannan Muƙalar guntuwa ce: tana buƙatar a inganta ta, kuna iya gyara ta.