Ahmadabad District () is in Mashhad County, Razavi Khorasan province, Iran. Its capital is the city of Malekabad.
At the time of the 2006 census, the district's population was 51,267 in 13,424 households. The following census in 2011 counted 28,118 people in 8,492 households. The 2016 census measured the population of the district as 32,988 inhabitants in 10,191 households.