| 4 | Extant Roller Coasters |
| 6 | Defunct Roller Coasters |
| 2 | Extant Amusement Parks |
| 5 | Defunct Amusement Parks |
| 0.85 | Roller Coasters per million people (RCMP) |
| 0.04 | Roller Coasters per 1000 sq mi |
| Location | Roller Coasters | % | Population | RCMP | Area (sq mi) | Density |
|---|---|---|---|---|---|---|
| Auckland | 4 | 1.000000 | 1695900 | 2.358630 | 1910.606344 | 2.093576 |
| Wellington | - | - | 521500 | - | 3106.102693 | - |
| Otago | - | - | 229200 | - | 11157.110477 | - |
| Bay of Plenty | - | - | 305700 | - | 4731.492955 | - |
| Canterbury | - | - | 624000 | - | 18552.498719 | - |
| Gisborne | - | - | 49100 | - | 3223.480229 | - |
| Hawke's Bay | - | - | 165900 | - | 4926.282999 | - |
| Manawatu-Wanganui | - | - | 234500 | - | 8475.893320 | - |
| Marlborough | - | - | 46600 | - | 4040.854716 | - |
| Nelson | - | - | 51900 | - | 163.354801 | - |
| Northland | - | - | 179100 | - | 4835.371888 | - |
| Southland | - | - | 99100 | - | 12230.978948 | - |
| Taranaki | - | - | 119600 | - | 3065.162224 | - |
| Tasman | - | - | 52100 | - | 3722.366516 | - |
| Waikato | - | - | 468800 | - | 9867.062654 | - |
| West Coast | - | - | 32600 | - | 8990.244356 | - |