| South Savo facts | Unit | Value |
| Capital |
| Mikkeli |
| Number of municipalities |
| 14 |
| Population in 2015 |
| 150,305 |
| Population expected by 2030 |
| 140,000 |
| Total consumption of primary energy sources | PJ | 25.4 |
| Length of district heating networka | Km | 414 |
| Total heat supply of district heata | PJth | 3.3 |
| Domestic electricity productionb | PJe | 1.3 |