| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| Magical Thinking | Trad climb | E10 | 1 | Previously a project of Charlie Woodburn's before Mathew Wright made the first ascent. |
|
| Magic Circus | Boulder problem | 8A | 1 | ||
| Magic in the Woods | Boulder problem | 8B | 1 | ||
| Magic Theatre | Trad climb | E5 | 1 | ||
| Magma | Boulder problem | 8C | 1 | ||
| Magnet | Sport route | 7c | 1 | ||
| Magnetic North | Sport route | 8c+ | 1 | ||
| Magnum | Deep water solo | 7b | 1 | ||
| Magrathea | Trad climb | E9 | 1 | ||
| Mako | Boulder problem | 8A | 1 | ||
| Malbogies | Trad climb | HVS | 1 | ||
| Malcolm In The Middle | Sport route | 8c+ | 1 | ||
| Malcolm X | Sport route | 8b+ | 1 | ||
| Malc's Traverse | Boulder problem | 8B | 1 | Contrary to the name and most guidebooks, Steve McClure did the first ascent. The first 8B/V13 on Gritstone! |
|
| Maldita María | Sport route | 8b+ | 1 | ||
| Malice in Wonderland | Trad climb | E4 | 1 | ||
| Malvazija (Pre-Break) | Sport route | 8b+ | 1 | ||
| Mamajama | Sport route | 9a+ (approx) | 1 | ||
| Mammoth | Trad climb | E5 | 1 | ||
| Mammoth Direct | Trad climb | E6 | 1 |