| Source | UN (World Population Prospects 2019) |
| Date | 09 Sep 2021 |
| Rank | City | Population | Share (%) | Change | ||
|---|---|---|---|---|---|---|
| 2020 | 2021 | Population | (%) | |||
| 1 | Dar-el-Beida (Casablanca) | 3,752,357 | 3,793,585 | 10.2 | 41,228 | 1.10 |
| 2 | Rabat | 1,884,802 | 1,907,071 | 5.11 | 22,269 | 1.18 |
| 3 | Fès | 1,224,080 | 1,245,303 | 3.33 | 21,223 | 1.73 |
| 4 | Tanger | 1,197,923 | 1,238,322 | 3.32 | 40,399 | 3.37 |
| 5 | Marrakech | 1,002,709 | 1,017,379 | 2.72 | 14,670 | 1.46 |
| 6 | Agadir | 923,552 | 941,839 | 2.52 | 18,287 | 1.98 |
| 7 | Oujda | 558,524 | 570,257 | 1.53 | 11,733 | 2.10 |
| 8 | Meknès | 553,755 | 560,746 | 1.50 | 6,991 | 1.26 |
| 9 | Kénitra | 480,038 | 489,107 | 1.31 | 9,069 | 1.89 |
| 10 | Tétouan | 421,247 | 428,845 | 1.15 | 7,598 | 1.80 |
| 11 | Safi | 323,906 | 327,395 | 0.877 | 3,489 | 1.08 |