| a | | Projected estimate (medium fertility variant). |
| b | | 2022 |
| c | | Pretoria is the administrative capital, Cape Town is the legislative capital and Bloemfontein is the judiciary capital. |
| d | | 2019 |
| e | | 2023 |
| f | | Estimate. |
| g | | All urban consumers. |
| h | | Calculated by the UN Statistics Division from national indices. |
| i | | Data refers to a 5-year period preceding the reference year. |
| j | | Calculated by the UN Statistics Division. |
| k | | Including refugees. |
| l | | Data refer to fiscal years beginning 1 April. |
| m | | 2021 |
| n | | Data are as at 1 January of reporting year. |
| o | | Population aged 10 years and over. |
| p | | Excluding transit. |
| q | | Break in the time series. |