| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| King of the Mezz | Trad climb | E7 | 1 |
King of the Mezz was the name of a bouldering competition at The Castle climbing wall in London. |
|
| Kinshasa | Sport route | 8b+ | 1 | ||
| Kirkus' Corner | Trad climb | E1 | 1 | ||
| Kirkus's Route | Trad climb | VS | 1 | ||
| Kirk Windstein | Boulder problem | 8A | 1 | ||
| Kiss the Sky Low | Boulder problem | 8B | 1 | ||
| Kistespiker | Boulder problem | 7C+ | 1 | ||
| Kit Dynamite | Boulder problem | 8A | 1 | ||
| Kitten Claws | Trad climb | E3 | 1 | ||
| Kittens Galore | Boulder problem | 8A | 1 | ||
| Klobassa | Sport route | 8c | 1 | ||
| Knife at the Opera | Boulder problem | 8B+ | 1 | ||
| Knife Wound | Trad climb | E7 | 1 | ||
| Knightsbridge | Trad climb | E2 | 1 | ||
| Knocked Out Loaded | Trad climb | E6 | 1 | ||
| Knockman | Boulder problem | 8B+ | 1 | ||
| K'n'S Special | Trad climb | E6 | 1 | ||
| Kobayashi | Boulder problem | 8C | 1 | ||
| Kolumbusfalter | Boulder problem | 8C | 1 | ||
| Kolus | Trad climb | E8 | 1 |
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