Nantlle Ridge from Rhyd Ddu up Mynydd Graig Goch: route map, distance and time
610 m · Snowdonia
A grade 1 scramble to the summit from Rhyd Ddu westbound public path.
Nantlle Ridge from Rhyd Ddu starts at about 314 m and gains 828 m over 9.3 km to 596 m on the track. It is steep from the start: the first kilometre climbs 268 m (27%). The steepest kilometre is the one ending at 1 km, which climbs 268 m at an average of 27%, with a 500 m stretch from 0.3 km at about 37%. The final 0.3 km eases to the top. About 23% of the way is steeper than 1 in 5, so expect hands-on-knees going and a slow descent.
Nantlle Ridge from Rhyd Ddu at a glance
| Distance | 9.3 km one way, to the top |
|---|---|
| Climb on the track | 828 m up, 548 m down on the way |
| Start and top of the track | 314 m to 717 m (summit 610 m) |
| Steepest 500 m | About 37%, from 0.3 km |
| Steeper than 1 in 5 | 23% of the way |
| Grade | Scramble |
| Start | Rhyd Ddu westbound public path, LL54 6TN |
| Start grid reference | SH 559 524 |
| Summit grid reference | SH 497 485 |
| Parking | Rhyd Ddu station car park (SH571527); the postcode is approximate |
Nantlle Ridge from Rhyd Ddu map
The track from the start (green) to the summit (blue), with a marker at each kilometre.
Height profile and getting to the start
Near the start
- Cwellyn Arms1.1 km
- Tŷ Mawr1.1 km
- Public toilets1.2 km
- Public toilets1.8 km
- Public toilets1.8 km
- Cwellyn Arms Campsite1.8 km
From OpenStreetMap, within 2 km. Check opening times before you rely on them.
Download the Nantlle Ridge from Rhyd Ddu GPX
Ascent only: plan your way down. A planning track, not checked on the ground; it doesn't show safe scrambling moves. Track data © OpenStreetMap contributors (ODbL), heights from a terrain model.
Nantlle Ridge from Rhyd Ddu kilometre by kilometre
Height, climb and average gradient for each kilometre of the track, with a grid reference at the end of each one to check your position on the map.
| At | Height | Climb | Gradient | Grid ref |
|---|---|---|---|---|
| 1 km | 582 m | +268 m | 27% steep | SH 551 526 |
| 2 km | 638 m | +56 m | 6% | SH 548 517 |
| 3 km | 583 m | -55 m | -6% | SH 540 513 |
| 4 km | 590 m | +7 m | 1% | SH 534 509 |
| 5 km | 611 m | +21 m | 2% | SH 527 504 |
| 6 km | 682 m | +71 m | 7% | SH 519 500 |
| 7 km | 689 m | +7 m | 1% | SH 511 495 |
| 8 km | 536 m | -153 m | -15% | SH 508 487 |
| 9 km | 577 m | +41 m | 4% | SH 499 484 |
| 9.3 km | 596 m | +19 m | 7% | SH 497 485 |
How long Nantlle Ridge from Rhyd Ddu takes
| Pace | To the top | There and back |
|---|---|---|
| Brisk 6 km/h, 8 min per 100 m up | 2h 40m | 4h 10m |
| Steady (Naismith) 5 km/h, 10 min per 100 m up | 3h 15m | 5h 5m |
| Relaxed 4 km/h, 12 min per 100 m up | 4h 0m | 6h 20m |
Times leave out stops. Coming down the same way, the table counts the ascent once; steep descents on rough ground can be as slow as the climb.
Mynydd Graig Goch summit weather for this route
There is no recent summit forecast cached for Mynydd Graig Goch right now. The main Mynydd Graig Goch page loads the live forecast when you open it. Open the live Mynydd Graig Goch forecast.
Before you go, also check: MWIS Snowdonia forecast · Met Office mountain forecast.
About Mynydd Graig Goch
More about Mynydd Graig Goch, with the live forecast.
Challenges that include Mynydd Graig Goch
More walks from Rhyd Ddu westbound public path
Routes in Peakify's guides that start within 500 m of this one, for another day from the same car park.
- Nantlle Ridge from Rhyd Ddu up Craig Cwm Silyn
- Nantlle Ridge from Rhyd Ddu up Y Garn
- Nantlle Ridge from Rhyd Ddu up Mynydd Drws-y-coed
- Nantlle Ridge from Rhyd Ddu up Trum y Ddysgl
- Nantlle Ridge from Rhyd Ddu up Mynydd Tal-y-mignedd
- Nantlle Ridge from Rhyd Ddu up Garnedd-goch
Other routes up Mynydd Graig Goch
| Route | Distance | Ascent | Time up | Grade |
|---|---|---|---|---|
| Nantlle Ridge from Nebo | 1.9 km one way | 380 m | 1h 0m | Hard |
In an emergency
Call 999, ask for the police and then mountain rescue. Give your location (the start is at SH 559 524, the summit at SH 497 485), what happened and how many are in your group. If you have no signal for a call, a text to 999 works once you have registered your phone with emergencySMS: text "register" to 999 before you go.
Nantlle Ridge from Rhyd Ddu: questions and answers
How far is Nantlle Ridge from Rhyd Ddu?
Nantlle Ridge from Rhyd Ddu is 9.3 km one way to the summit of Mynydd Graig Goch. There and back by the same way is about 18.6 km.
How steep is Nantlle Ridge from Rhyd Ddu?
The steepest 500 m averages about 37%, starting 0.3 km from the start, and 23% of the way is steeper than 1 in 5. Nantlle Ridge from Rhyd Ddu climbs 828 m in all on the track.
Where do you park for Nantlle Ridge from Rhyd Ddu?
Nantlle Ridge from Rhyd Ddu starts from Rhyd Ddu westbound public path (postcode LL54 6TN). The grid reference is SH 559 524. Rhyd Ddu station car park (SH571527); the postcode is approximate
Is Nantlle Ridge from Rhyd Ddu suitable for beginners?
No. It is a scramble: you use your hands on rock, often with big drops below. Go with someone experienced, on a dry and calm day.
Is there a GPX for Nantlle Ridge from Rhyd Ddu?
Yes. Download it from this page. It is an ascent-only planning track from the start to the summit, plotted on OpenStreetMap paths and not checked on the ground.