San Martial in a circular route near Irun

A pretty loop near the town of Irun to climb to the summit of San Martial, then on to the Ermita de San Martial with its exceptional view over the bay of Txingudi.
Please note: due to the presence of numerous hunting posts, this hike should not be attempted during the pigeon hunting season.

Details

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  • Walking
    Activity: Walking
  • ↔
    Distance: 6.33 km
  • ◔
    Average duration: 2h 25 
  • ▲
    Difficulty: Easy

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 214 m
  • ↘
    Descent: - 219 m

  • ▲
    Highest point: 242 m
  • ▼
    Lowest point: 12 m

Photos

Description of the walk

The starting point for this walk is the car park in front of the Ola cider factory in Irun. To get there by car, see the "practical information" section below.

You will need a headlamp or torch to visit the bunkers.

(S/E) From the car park, head back towards the car park entrance and cross the bridge on the right. Turn right and continue along the road, preferably on the left-hand side of the carriageway, taking care to keep to the left, until you find the first path (cement track) on the left, which you should take. You will come to a fork in the road.

(1) Take the path in the middle. Walk along a stream, then come to a larger path.

(2) Leave the previous path and take the path on the right. This is a pretty path through the woods that runs alongside the river. Pass the ruins and join a wide path. Turn right onto this until you reach the cement road. Follow this road to the right. Pass a fountain (non-drinking water) and continue until you reach a fork in the road.

(3) Start by heading towards the garden on the left, where there are two very large trees, to contemplate the large statue of a seated man wearing a Basque beret and smoking his pipe. Continue along this path and, at the first junction, turn left. You will come across a large number of pidgeon hunting huts.

(4) Come to a road and turn left. Head towards the large antenna and take the grassy path that runs past it on the right. You will reach the San Martial summit at an altitude of 249 m (which is indistinguishable from the rest of the route, except for the fact that you come back down) and follow this little path. Pass through an old area surrounded by small stone walls and continue until you reach the wide track.

(5) Turn left and pass the first children's play area with a picnic table and bench. Continue straight ahead (at the one-way sign) and you will come to a second children's play area (also with a table and bench). Walk the last few metres uphill.

(6) This will take you to the Ermita de San Martial (worth a visit), where you can enjoy a splendid view over the Bay of Hendaye, the village of Hondarribia opposite and the Jaizkibel massif. There is also a cantina here where you can quench your thirst.

(7) Go to the other side of the hermitage and climb down the steps to follow a small path. This is the part of the hike that needs to be approached with care, as the descent is steep at times.

(8) Reach the first bunker and visit it (torch required). Continue downhill to the second bunker to visit. Continue downhill(carefully, as this is the most complicated part) for around ten metres until you reach a well-marked path that you should take to the right. From this point on, there are no further difficulties. Continue downhill along this path through the forest. When you reach a tarmac road (GI-3453), cross it carefully as there is a little traffic and take the small path exactly opposite.

(9) Join the GR®-11, follow it to the left, cross the tarmac road (GI-3453) again and continue along the path. Reach the road leading to the car park at the level of a motorway bridge.

(10) Cross the bridge and continue along the pavement to the left, then cross to the other side of the river at the first bridge you come to and continue along a path reserved for pedestrians and cyclists along the River Artia. This will take you to the car park (S/E).

Waypoints

  1. S/E : km 0 - alt. 32 m - Car park in front of the cider house
  2. 1 : km 0.58 - alt. 47 m - Dirt track
  3. 2 : km 0.89 - alt. 72 m - Path on the right
  4. 3 : km 2.02 - alt. 185 m - Carrefour
  5. 4 : km 3.01 - alt. 238 m - Route
  6. 5 : km 3.29 - alt. 223 m - Intersection
  7. 6 : km 3.72 - alt. 210 m - Hermitage viewpoint
  8. 7 : km 3.74 - alt. 208 m - Stairs
  9. 8 : km 3.79 - alt. 192 m - Bunker
  10. 9 : km 4.27 - alt. 133 m - GR left
  11. 10 : km 5.01 - alt. 16 m - Route
  12. S/E : km 6.33 - alt. 33 m - Car park in front of the cider house

Notes

To get to the start by car.
From Saint-Jean-de-Luz take the D-810 to Béhobie.
Cross the border and at the roundabout turn right onto the GI-636 towards San Sebastian.
At the next roundabout, go full circle and retrace your steps (towards Iruña / Pamplona) and take the first road on the right towards Aiako Harria / parke naturala / Peña de Aia.
Drive slowly on this road (speed limit 30 km/h and speed cameras).
Turn right over the bridge in front of the Ola cider house (there is a parking sign on the roadside) and drive on to park in the car park on the left alongside the stream.

For your information, by car from Saint-Jean-de-Luz, it's about 15 km.

Always be cautious and plan ahead when you're outdoors. Visorando and the author of this route cannot be held responsible for any accidents occurring on this route.

The GR® and PR® markings are the intellectual property of the Fédération Française de Randonnée Pédestre.

Reviews and comments

4.7 / 5
Based on 1 review

Reliability of the description
5 / 5
Ease of following the route
5 / 5
Route interest
4 / 5
User 27317558

Overall rating : 4.7 / 5

Date of your route : Aug 18, 2025
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good
Very busy route : No

A pleasant 8 km hike with no major difficulties except for the section after the hermitage, which includes a perilous descent of about 100 m with a steep drop. This can be avoided by retracing your steps after visiting the hermitage and rejoining the GR 11, which will take you back to the circuit.

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