Sirte District, is one of the districts of Libya. of the Tripolitania region lies in the north of the country and borders the Gulf of Sidra. Its capital is the city of Sirte. Al-Tahadi University is located in Sirte. To the north, Sirte District has a shoreline on the Mediterranean Sea and bordered Al Wahat in the east, Jufra in the south, Jabal al Gharbi in the west and Misrata in the northwest.

Sirte, also spelled Sirt, Surt, Sert or Syrte, is a city in Libya. It is located south of the Gulf of Sirte, between Tripoli and Benghazi. It is famously known for its battles, ethnic groups, and loyalty to Muammar Gaddafi. Due to developments in the First Libyan Civil War, it was briefly the capital of Libya as Tripoli's successor after the Fall of Tripoli from 1 September to 20 October 2011. The settlement was established in the early 20th century by the Italians, at the site of a 19th-century fortress built by the Ottomans. It grew into a city after World War II.