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45 crags in this area.
| Crag | Climbs | Ascents | Climbers | From | To | |
|---|---|---|---|---|---|---|
| 1 | Clogwyn Du'r Arddu | 35 | 105 | 58 | 1928-05-01 | 1928-06-01 |
| 2 | Dinas Cromlech | 20 | 75 | 44 | 1948-12-26 | 1948-12-26 |
| 3 | Dinas Mot | 14 | 46 | 39 | 1930-06-22 | 1930-06-22 |
| 4 | Idwal Slabs | 13 | 25 | 17 | 1915-08-14 | 1915-08-14 |
| 5 | Tremadog | 9 | 40 | 34 | 1960-03-26 | 1960-03-26 |
| 6 | Cromlech Boulders | 8 | 22 | 19 | 1989-01-01 | 1990-01-01 |
| 7 | Clogwyn y Grochan | 7 | 19 | 17 | 1951-05-18 | 1951-05-18 |
| 8 | Gravestones | 7 | 21 | 16 | 1986-06-05 | 1986-06-05 |
| 9 | Cyrn Las | 6 | 15 | 13 | 1953-09-03 | 1953-09-03 |
| 10 | Gallt yr Ogof | 5 | 26 | 20 | 1994-06-01 | 1994-07-01 |
| 11 | Carreg Hyll-Drem | 4 | 4 | 1 | 1960-04-01 | 1960-05-01 |
| 12 | Esgair Maen Gwyn | 4 | 15 | 12 | 1987-05-27 | 1987-05-27 |
| 13 | Lily Savage Boulders | 4 | 10 | 7 | 2013-03-21 | 2013-03-21 |
| 14 | Caseg Boulder | 3 | 4 | 3 | 2001-01-01 | 2002-01-01 |
| 15 | Milestone Buttress Boulders | 3 | 7 | 6 | 2021-07-01 | 2021-07-24 |
| 16 | Craig Nant y Fedw | 3 | 3 | 2 | 2008-01-01 | 1992-01-01 |
| 17 | Glyder Fach | 3 | 4 | 2 | 1929-01-01 | 1929-06-25 |
| 18 | Clogwyn Y Bustach | 3 | 8 | 7 | 2020-09-17 | 2020-09-17 |
| 19 | Clogwyn y Tarw | 3 | 25 | 17 | 1997-05-24 | 1997-05-24 |
| 20 | Castell Cidwm | 3 | 3 | 2 | 1962-04-28 | 1962-04-28 |
| 21 | Carreg Wastad | 3 | 5 | 4 | 1935-07-14 | 1935-07-14 |
| 22 | Cwm Dulyn Boulders | 3 | 4 | 3 | 2023-10-01 | 2023-11-01 |
| 23 | Craig y Rhaeadr | 2 | 3 | 3 | 1974-01-01 | 1975-01-01 |
| 24 | Ettws Isaf | 2 | 8 | 7 | 1999-06-01 | 1999-07-01 |
| 25 | Cwm Cneifion | 2 | 4 | 4 | 1999-01-01 | 2000-01-01 |
| 26 | Carreg Mianog Boulders | 2 | 23 | 21 | 2012-08-01 | 2012-09-01 |
| 27 | Gorlan | 2 | 6 | 6 | 2008-06-01 | 2008-01-01 |
| 28 | Rhiw Goch Boulders | 2 | 2 | 2 | 2014-03-01 | 2014-04-01 |
| 29 | Llech Ddu | 2 | 2 | 1 | 2020-06-25 | 2020-06-25 |
| 30 | Nant Peris Quarry | 2 | 5 | 4 | 2022-06-01 | 2022-06-01 |
| 31 | Craig Lloer | 1 | 1 | 1 | 1928-07-11 | 1928-07-11 |
| 32 | Clogwyn y Ddysgl | 1 | 2 | 2 | 1962-10-06 | 1962-10-06 |
| 33 | Dinas Bach | 1 | 1 | 1 | 2002-01-01 | 2003-01-01 |
| 34 | Ardal Rhaeadr Ogwen | 1 | 4 | 4 | 2022-09-17 | 2022-09-17 |
| 35 | Clogwyn Bochlwyd | 1 | 1 | 1 | 1935-07-21 | 1935-07-21 |
| 36 | Craig yr Ogof | 1 | 1 | 0 | — | — |
| 37 | Y Lliwedd | 1 | 1 | 0 | — | — |
| 38 | Elephantitus Cave | 1 | 2 | 2 | 2021-03-16 | 2021-03-16 |
| 39 | The Eckenstein Boulder | 1 | 1 | 0 | — | — |
| 40 | Gelli Boulder | 1 | 1 | 1 | 2025-09-16 | 2025-09-16 |
| 41 | Maes Newyddion Woods | 1 | 6 | 6 | 2019-05-05 | 2014-01-01 |
| 42 | Pont Gyfyng | 1 | 1 | 1 | 2003-01-01 | 2004-01-01 |
| 43 | Coed Hafod-Y-Llyn | 1 | 1 | 1 | — | — |
| 44 | Craig Marchlyn Bach | 1 | 1 | 1 | 2024-06-25 | 2024-06-25 |
| 45 | Glyder Fawr | 1 | 1 | 1 | 1932-08-17 | 1932-08-17 |