Sadabad District () is in Dashtestan County, Bushehr province, Iran. Its capital is the city of Sadabad.
At the time of the 2006 National Census, the district's population was 31,928 in 6,772 households. The following census in 2011 counted 33,272 people in 8,389 households. The 2016 census measured the population of the district as 33,513 inhabitants living in 9,568 households.