The Sarawak government position Kota Samarahan as the medical and education hub of the state.

[5] The Samarahan area became an important part of the Bruneian Empire as a trading port in 1364 during the reign of the king Awang alak Betatar (who later changed his name to Sultan Muhamad after adopting Islam).

According to 2007 Malays are 79 900 Ibans are 30 500 Bidayuhs are 4 500 Melanaus are 1 000 Others Bumiputeras are 400 Chinese are 14 000 Others (non Bumiputeras) 300 Non Citizens are 500 Kota Samarahan Municipal Council was set up in 2016 to administer Kota Samarahan including its surrounding areas such as Asajaya and Sadong Jaya districts.

[8] Due to the vast availability of lowlands in the district, Malaysian federal government started Integrated Agricultural Development Area (IADA) in Samarahan since 1986.

[6][10] Sarawak Land Consolidation and Rehabilitation Authority (SALCRA) set up its headquarters in Kota Samarahan.

[12] Universiti Teknologi MARA Kota Samarahan branch was given 883 acres of land to develop its campus.

[16] Kota Samarahan Industrial Training Institute (ILPKS) was established in 1999, by Department of Manpower under the Ministry of Human Resources.

[18] Kota Samarahan public health clinic is located 15 km away from Sarawak Heart Centre.

[21] La Promenade Mall was opened in 2021, as part of the Hock Seng Lee (a construction company based in Sarawak) office tower located along the Kuching-Samarahan expressway.

[22] The mall mainly caters to the La Promenade's luxury gated residential community developed by Hock Seng Lee.