Sheshtamad District () is a former administrative division of Sabzevar County, Razavi Khorasan province, Iran. Its capital was the city of Sheshtomad.
In 2020, the district was separated from the county in the establishment of Sheshtamad County.
At the time of the 2006 National Census, the district's population was 25,273 in 6,973 households. The following census in 2011 counted 28,082 people in 8,437 households. The 2016 census measured the population of the district as 24,261 inhabitants in 7,786 households.