Saraju District (Persian: بخش سراجو) is a district (bakhsh) in Maragheh County, East Azerbaijan Province, Iran. At the 2006 census, its population was 22,498, in 4,514 families. The District has one city: Kharaju. The District has three rural districts (dehestan): Quri Chay-ye Gharbi Rural District, Sarajuy-ye Jonubi Rural District, and Sarajuy-ye Sharqi Rural District.