Skjerstad (Norwegian pronunciation: [ˈʂæ̀ːʂtɑ]) is a former municipality in Nordland county, Norway. The 465-square-kilometre (180 sq mi) municipality existed from 1838 until its dissolution in 2005. The municipality generally encompassed the area around the Misværfjorden in what is now Bodø Municipality, although it originally was much larger, also including the entire present-day Fauske Municipality. The administrative centre of Skjerstad municipality was the village of Misvær.