| 2 | Extant Roller Coasters |
| 2 | Defunct Roller Coasters |
| 2 | Extant Amusement Parks |
| 1 | Defunct Amusement Park |
| 0.10 | Roller Coasters per million people (RCMP) |
| 0.08 | Roller Coasters per 1000 sq mi |
| Location | Roller Coasters | % | Population | RCMP | Area (sq mi) | Density |
|---|---|---|---|---|---|---|
| Western | 1 | 0.500000 | 5837294 | 0.171312 | - | - |
| Central | 1 | 0.500000 | 2556774 | 0.391118 | - | - |
| Eastern | - | - | 1547377 | - | - | - |
| North Central | - | - | 1259567 | - | - | - |
| Northern | - | - | 1058762 | - | - | - |
| North Western | - | - | 2370075 | - | - | - |
| Sabaragamuwa | - | - | 1918880 | - | - | - |
| Southern | - | - | 2464732 | - | - | - |
| Uva | - | - | 1259800 | - | - | - |