| # | District | Division | Size Area (sq. Km) | Total Population | Malaysian Citizen | Non-malaysian Citizen | Malay | Iban | Bidayuh | Melanau | Other Indigenous | Chinese | Indians + Others |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kuching | Kuching | 1498 | 684900.0 | 670300.0 | 14600.0 | 247700.0 | 75300.0 | 83600.0 | 4600.0 | 9600.0 | 244300.0 | 5200.0 |
| 2 | Bau | Kuching | 884 | 60000.0 | 58200.0 | 1800.0 | 4700.0 | 1600.0 | 40900.0 | 100.0 | 500.0 | 10200.0 | 200.0 |
| 3 | Lundu | Kuching | 1812 | 37600.0 | 35600.0 | 2100.0 | 12900.0 | 5000.0 | 13200.0 | 100.0 | 300.0 | 3900.0 | 100.0 |
| 4 | Samarahan | Samarahan | 407 | 98400.0 | 97200.0 | 1200.0 | 47500.0 | 20900.0 | 6500.0 | 900.0 | 2400.0 | 18200.0 | 700.0 |
| 5 | Simunjan | Samarahan | 2218 | 44700.0 | 42900.0 | 1800.0 | 23600.0 | 17000.0 | 400.0 | 100.0 | 300.0 | 1400.0 | 100.0 |
| 6 | Asajaya | Samarahan | 303 | 36100.0 | 35700.0 | 400.0 | 30100.0 | 2900.0 | 200.0 | 100.0 | 100.0 | 2300.0 | 100.0 |
| 7 | Serian | Serian | 1749 | 101800.0 | 99100.0 | 2600.0 | 12600.0 | 16700.0 | 59400.0 | 200.0 | 700.0 | 9100.0 | 500.0 |
| 8 | Tebedu | Serian | 656 | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. |
| 9 | Sri Aman | Sri Aman | 2324 | 74900.0 | 74000.0 | 1000.0 | 19100.0 | 43800.0 | 500.0 | 200.0 | 500.0 | 9600.0 | 200.0 |
| 10 | Lubok Antu | Sri Aman | 3143 | 31700.0 | 31100.0 | 500.0 | 900.0 | 27700.0 | 200.0 | 0.0 | 200.0 | 1900.0 | 200.0 |
| 11 | Betong | Betong | 1547 | 70200.0 | 69300.0 | 900.0 | 41400.0 | 24400.0 | 200.0 | 200.0 | 300.0 | 2600.0 | 200.0 |
| 12 | Saratok | Betong | 888 | 52000.0 | 51500.0 | 500.0 | 20700.0 | 26900.0 | 300.0 | 200.0 | 200.0 | 3100.0 | 100.0 |
| 13 | Pusa | Betong | 947 | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. |
| 14 | Kabong | Betong | 799 | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. |
| 15 | Sarikei | Sarikei | 985 | 64800.0 | 62900.0 | 1900.0 | 10700.0 | 21400.0 | 600.0 | 4700.0 | 800.0 | 24200.0 | 500.0 |
| 16 | Maradong | Sarikei | 719 | 33300.0 | 31600.0 | 1800.0 | 5100.0 | 14100.0 | 300.0 | 1800.0 | 400.0 | 9700.0 | 200.0 |
| 17 | Julau | Sarikei | 1703 | 17900.0 | 17800.0 | 100.0 | 300.0 | 16600.0 | 100.0 | 100.0 | 100.0 | 500.0 | 0.0 |
| 18 | Pakan | Sarikei | 925 | 17600.0 | 17500.0 | 200.0 | 200.0 | 16500.0 | 100.0 | 100.0 | 200.0 | 300.0 | 100.0 |
| 19 | Sibu | Sibu | 2230 | 277700.0 | 256400.0 | 21300.0 | 28000.0 | 77800.0 | 2000.0 | 16800.0 | 3900.0 | 126000.0 | 1800.0 |
| 20 | Kanowit | Sibu | 2254 | 32800.0 | 32200.0 | 500.0 | 1300.0 | 26900.0 | 100.0 | 300.0 | 300.0 | 3100.0 | 200.0 |