Deli Serdang Regency

The external boundaries of the regency are with:

• To the north: the Langkat Regency and the Strait of Malacca.
• To the south: the Karo Regency and Simalungun Regency.
• To the east: the Serdang Bedagai Regency and the Strait of Malacca.
• To the west: the Karo Regency, Langkat Regency and the city of Binjai.

The city of Medan is an enclave within the regency.

The regency is divided into twenty-two districts (kecamatan), tabulated below with their areas (in km²) and their 2010 Census^[2] and 2020 Census^[3] populations, and the official estimates as of mid 2023.^[1] The table also includes the locations of the district administrative centres, the number of administrative villages within each district (totaling 380 rural desa, and 14 urban kelurahan), and its post code:

Notes: (a) Deli Tua, Deli Tua Barat and Deli Tua Timur. (b) Kenangan and Kenangan Baru. (c) Galang Kota. (d) Pekan Tanjung Morawa.
(e) Cemara, Lubuk Pakam I, II Lubuk Pakam Pekan, Lubuk Pakam III, Paluh Kemiri, Petapahan and Syahmad.

Deli Serdang Regency contains three plantations owned by London Sumatra (LONSUM).^[4]

On 21 June 2003, farmers and indigenous peoples in a number of villages within the district attempted to re-occupy lands which had been leased to LONSUM by the government.^[5] Police fired upon the group, resulting in at least a dozen wounded and four deaths.^[5]

• Sultanate of Deli
• Sultanate of Serdang

3°33′N 98°51′E / 3.550°N 98.850°E / 3.550; 98.850