| 24 | Extant Roller Coasters |
| 13 | Defunct Roller Coasters |
| 8 | Extant Amusement Parks |
| 2 | Defunct Amusement Parks |
| 4.35 | Roller Coasters per million people (RCMP) |
| 0.07 | Roller Coasters per 1000 km² |
| ジェットコースター | % | Population | RCMP | Area (km²) | Density | |
|---|---|---|---|---|---|---|
| North Karelia | - | - | 164085 | - | 21450.527349 | - |
| Southern Ostrobothnia | 7 | 0.291667 | 191860 | 36.484937 | 13895.502718 | 0.503760 |
| Central Finland | 1 | 0.041667 | 276196 | 3.620617 | 19268.649497 | 0.051898 |
| Lapland | - | - | 180207 | - | 98340.463665 | - |
| Kymenlaakso | 1 | 0.041667 | 177659 | 5.628761 | 5550.959141 | 0.180149 |
| Åland | - | - | 29214 | - | 1498.544786 | - |
| Ostrobothnia | - | - | 181441 | - | 7898.894915 | - |
| Uusimaa | 8 | 0.333333 | 1638293 | 4.883131 | 9596.997767 | 0.833594 |
| Pirkanmaa | 5 | 0.208333 | 509356 | 9.816317 | 14955.660687 | 0.334322 |
| North Ostrobothnia | 2 | 0.083333 | 411150 | 4.864405 | 36952.748264 | 0.054123 |
| Central Ostrobothnia | - | - | 69027 | - | 5433.805516 | - |
| Kainuu | - | - | 74803 | - | 24327.875499 | - |
| Northern Savonia | - | - | 247776 | - | 19826.693422 | - |
| Päijänne Tavastia | - | - | 201685 | - | 6019.276195 | - |
| Satakunta | - | - | 221740 | - | 8362.747105 | - |
| South Karelia | - | - | 130506 | - | 7197.513177 | - |
| Southern Savonia | - | - | 148975 | - | 19085.327060 | - |
| Southwest Finland | - | - | 475543 | - | 10812.366077 | - |
| Tavastia Proper | - | - | 173781 | - | 5862.368365 | - |