| Date: | April–September 2006 |
| Previous: | 2005 |
| Next: | 2007 |
The 2006 UCI Mountain Bike World Cup included four disciplines: marathon, cross-country, downhill and 4-cross.
| Date | width=20% align="center" | Venue | width=29% align="center" | Winner (Men) | width=29% align="center" | Winner (Women) |
| 1 April 2006 | Gunn-Rita Dahle | |||||
| 14 May 2006 | ||||||
| 21 May 2006 | ||||||
| 27 May 2006 | Nina Göhl | |||||
| 24 June 2006 | ||||||
| 9 September 2006 | ||||||
| Final Standings | UCI World Cup Cross Country Championship | Julien Absalon | ||||
| Christoph Sauser | ||||||
| José Antonio Hermida | ||||||
| Date | width=20% align="center" | Venue | width=29% align="center" | Winner (Men) | width=29% align="center" | Winner (Women) |
| 7 May 2006 | Tracy Moseley | |||||
| 28 May 2006 | Tracy Moseley | |||||
| 4 June 2006 | Tracy Moseley | |||||
| 24 June 2006 | Sabrina Jonnier | |||||
| 1 July 2006 | Rachel Atherton | |||||
| 10 September 2006 | Sabrina Jonnier | |||||
| Final Standings | UCI World Cup Downhill Championship | Steve Peat | Tracy Moseley | |||
| Sam Hill | Sabrina Jonnier | |||||
| Greg Minnaar | Rachel Atherton | |||||
| Date | width=20% align="center" | Venue | width=29% align="center" | Winner (Men) | width=29% align="center" | Winner (Women) |
| 6 May 2006 | Daniela Louis | |||||
| 17 June 2006 | Alban Lakata | Pia Sundstedt | ||||
| 9 July 2006 | Esther Süss | |||||
| 29 July 2006 | Pia Sundstedt | |||||
| Final standings | UCI World Cup Marathon Championship | Leonardo Páez | Pia Sundstedt | |||
| Thomas Dietsch | Esther Süss | |||||
| Roland Stauder | Elena Giacomuzzi | |||||
| Date | width=20% align="center" | Venue | width=29% align="center" | Winner (Men) | width=29% align="center" | Winner (Women) |
| 6 May 2006 | Jill Kintner | |||||
| 27 May 2006 | Jill Kintner | |||||
| 3 June 2006 | Jill Kintner | |||||
| 24 June 2006 | Katrina Miller | |||||
| 1 July 2006 | Jill Kintner | |||||
| 9 September 2006 | Kamil Tatarkovic | Fionn Griffiths | ||||
| Final Standings | UCI World Cup Four-Cross Championship | Michal Prokop | Jill Kintner | |||
| Jared Graves | Katrina Miller | |||||
| Kamil Tatarkovic | Tara Llanes | |||||