Arewa maso yammacin jiha
North-Western State tsohuwar sashin mulki ce a Najeriya.  An kirkiro ta ne a ranar 27 ga Mayun 1967 daga sassan yankin Arewa kuma ta wanzu har zuwa ranar 3 ga Fabrairun 1976, lokacin da aka raba ta zuwa jihohi biyu – Niger da Sokoto. Birnin Sakkwato shi ne babban birnin jihar Arewa maso Yamma.