| 25 | Extant Roller Coasters |
| 14 | Defunct Roller Coasters |
| 9 | Extant Amusement Parks |
| 2 | Defunct Amusement Parks |
| 4.53 | Roller Coasters per million people (RCMP) |
| 0.19 | Roller Coasters per 1000 sq mi |
| Location | Roller Coasters | % | Population | RCMP | Area (sq mi) | Density |
|---|---|---|---|---|---|---|
| North Karelia | - | - | 164085 | - | 8282.094911 | - |
| Southern Ostrobothnia | 7 | 0.280000 | 191860 | 36.484937 | 5365.083593 | 1.304733 |
| Central Finland | 1 | 0.040000 | 276196 | 3.620617 | 7439.667163 | 0.134415 |
| Lapland | - | - | 180207 | - | 37969.465293 | - |
| Kymenlaakso | 1 | 0.040000 | 177659 | 5.628761 | 2143.237306 | 0.466584 |
| Åland | - | - | 29214 | - | 578.591377 | - |
| Ostrobothnia | - | - | 181441 | - | 3049.780377 | - |
| Uusimaa | 8 | 0.320000 | 1638293 | 4.883131 | 3705.421554 | 2.158999 |
| Pirkanmaa | 5 | 0.200000 | 509356 | 9.816317 | 5774.412874 | 0.865889 |
| North Ostrobothnia | 3 | 0.120000 | 411150 | 7.296607 | 14267.535869 | 0.210268 |
| Central Ostrobothnia | - | - | 69027 | - | 2098.004039 | - |
| Kainuu | - | - | 74803 | - | 9393.045243 | - |
| Northern Savonia | - | - | 247776 | - | 7655.129127 | - |
| Päijänne Tavastia | - | - | 201685 | - | 2324.055532 | - |
| Satakunta | - | - | 221740 | - | 3228.874709 | - |
| South Karelia | - | - | 130506 | - | 2778.975374 | - |
| Southern Savonia | - | - | 148975 | - | 7368.885975 | - |
| Southwest Finland | - | - | 475543 | - | 4174.677881 | - |
| Tavastia Proper | - | - | 173781 | - | 2263.473080 | - |