Around and in Tréboul, a district of Douarnenez

Take a stroll to discover Tréboul, the seaside district of Douarnenez: its marina, Plage des Sables Blancs beach, coastal path, chapel, marine cemetery and narrow streets.

Details

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  • Walking
    Activity: Walking
  • ↔
    Distance: 9.42 km
  • ◔
    Average duration: 3h 05 
  • ▲
    Difficulty: Moderate

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 123 m
  • ↘
    Descent: - 130 m

  • ▲
    Highest point: 50 m
  • ▼
    Lowest point: -2 m
  • ⚐ Country: France
  • ⚐ District: Douarnenez (29100)
  • ⚑
    Start/End: N 48.094886° / W 4.334729°
  • ❏
    IGN map(s): Ref. 0419ET, 0518OT
  • Hour-by-hour weather

Photos

Description of the walk

Access: When arriving in Douarnenez, follow the signs for Port Rhu. Drive along the estuary and park on the right in the small car park after the footbridge, just before the MJC. There are also numerous parking spaces along the quays.

GR®®34markings: White and red

(S/E) Cross the boulevard, take the Jean Marin footbridge opposite to cross the floating dock, then climb the stairs on the right. Follow the wooded path overlooking the sea to reach the marina.

(1) Go around the basins along the quays and follow the Quai de l'Yser (East) on the right. Continue along Rue du Môle, which runs alongside the inlet leading to the marina. On the opposite bank (on your right), you will see Île Tristan and, on your left, the new nautical centre at the foot of the cliff.

(2) Leave theGR®® for a moment to go down to the pier, which ends with a lighthouse marking the entrance to the Port of Tréboul, then take the stairs back to the coastal path. Follow it to the right, passing below the marine cemetery.

(3) Pass the small Saint-Jean beach and climb up to the chapel of the same name. Go around the chapel on the right (look for a double bust of Max Jacob on the left) and continue along the Passage de l'Armen.
At the grassy esplanade, make a small detour to the left to see the monument in memory of sailors lost at sea, then rejoin the coastal path on the right and continue westwards. Descend towards Plage des Sables Blancs beach via the path that makes a small circular loop (marked route). There is also a steeper staircase.

(4) Walk along Plage des Sables Blancs either on the sand or on the promenade (marked on the map) which runs alongside and around the beach. Turn right towards the water sports centre, noting a small menhir near the car park as you pass, then continue along the pier by the sea until you reach a double staircase.

(5) Go up these steps and turn right at the road. Pass a holiday centre, turn right (marking on the wall), cross a car park and you will reach the coastal path, which you will follow to the left, heading west. You will reach the bottom of the protected area of Vallon Saint-Pierre, which can be identified by the small stream that flows into it.

No markings

(6) Leave theGR®® trail, which continues to the right, heading north-west, and climb up to the left along the small path that crosses and then runs alongside a stream. Be careful, as some of the stones may be slippery. At the first fork, continue to the right and climb to the top of the valley (information board). Turn right towards the fountain.

(7) Join the road. Follow this coastal road to the left, which descends towards the beach.
Pass the first street on the right, Rue Ménez Poazh, which climbs up to a housing estate, and take a path on the right that joins this street. Pass the first cul-de-sac on the right and continue. At the top, turn left (campsite opposite) and continue straight on along Avenue du Bois d'Isis, which narrows (alternating traffic) and begins a beautiful descent offering a view of the sea.
Pass Rue du Coteau, which joins on the left, and continue along the same street.

It runs alongside old houses built on the heights of Bois d'Ys, where there is also a campsite.
When you reach a no entry sign at Rue Prad al Lin (signposted town centre), continue to the end of Avenue du Bois d'Isis. Turn left into the no entry street just before a dead end sign. Go down it, cross Rue des Sables Blancs at the pedestrian crossing and continue opposite in Passage des Lavandières. Look out for an old wash house on the right, which is unfortunately abandoned, then go up a path towards Rue Fernand Le Goïc.

(8) Go down it on the right, then take Rue Jakez Riou on the left for about ten metres. Turn right, cross a small car park and go up a grassy area to reach a dead end, then Rue Fernard Le Goïc, which leads to Rue des Professeurs Curie on the right.

(9) Leave Rue du Rheun opposite and take Passage des Sirènes on the right, which leads to a street where there is a small calvary topped with an iron cross (look for a skull sculpture on the north side). Continue along Rue du Maréchal Foch, which descends, and arrive at a grassy area with children's playground equipment.

(10) Turn left and walk up this field to reach the marine cemetery (Rue Henri Cheffer), then turn right to go around the cemetery: there is a viewpoint overlooking the cemetery, which dominates Douarnenez Bay. Continue down the street and at the three-way junction, turn right into the street that leads to the church, then turn right to go around it. In Rue des FFI, turn left then right and you will come out opposite the presbytery (no. 4). Pass by a transformer and toilets and take a small staircase down to an alley called Rue Gabriel Castrec. Turn left into this alley and at the end turn right.

(11) Take Rue d'Ys (narrow alley). Be careful, this alley is so narrow that you can pass it without seeing it. Do not continue down towards the port. At the end of the alley, turn right and then immediately left to continue along Rue Tourville (flower-lined alley). Make a slight left/right turn and continue straight ahead. At the end of this street (L'Esquisse restaurant), turn right onto Rue Jeanne D'Arc. Go through a wooden gate and walk up this small, steep street (a handrail can help you).
When you reach a small square, turn left into Venelle Poulmerrien. Follow this narrow passageway, which turns sharply left and leads to Rue du Moulin. Turn right into this uphill street lined with grassy land.

At thethree-way junction, continue straight ahead along Rue de la Montagne to go around the hill where the old windmill, now converted into a house, is located, then turn left to go back down Rue du Moulin.
Turn right onto this grassy area dotted with small granite boulders (viewpoint over the port of Tréboul). Descend via a dirt track secured by two metal railings and finish with a staircase at the post office.
Cross the street at the pedestrian crossings, go around the small market building on the left and cross this large square diagonally.

(13) Go around the shipyard on the right and take the steps at the back of the shipyard, which lead to Rue Pen ar Vir. Follow it to the right, go down to the left into Rue Anne de Bretagne, then left again into Rue du Treiz, which leads to the edge of the Port Rhu basin.

(14) Turn left to walk along the basin, cross the footbridge again and return to the car park (S/E).

Waypoints

  1. S/E : km 0 - alt. 5 m - Car park just before the MJC. - Port Rhu (fleuve)
  2. 1 : km 0.5 - alt. 3 m - Opposite the marina, turn left.
  3. 2 : km 1.59 - alt. 8 m - Pier marking the entrance to the harbour
  4. 3 : km 2.18 - alt. 11 m - Plage Saint-Jean
  5. 4 : km 2.59 - alt. 5 m - Plage des Sables Blancs
  6. 5 : km 3.23 - alt. 2 m - Stairs
  7. 6 : km 3.86 - alt. 11 m - South-facing, Vallon Saint-Pierre
  8. 7 : km 4.08 - alt. 35 m - Fountain
  9. 8 : km 5.68 - alt. 19 m - Fork in the road
  10. 9 : km 5.95 - alt. 21 m - Rue des Professeurs Curie
  11. 10 : km 6.18 - alt. 20 m - Grassy area fork
  12. 11 : km 6.97 - alt. 14 m - Rue d'Ys (alleyway)
  13. 12 : km 7.59 - alt. 28 m - Circular Mill loop
  14. 13 : km 8.17 - alt. 5 m - Shipyard
  15. 14 : km 8.95 - alt. 9 m - Port Rhu basin
  16. S/E : km 9.42 - alt. 5 m - Car park just before the MJC.

Notes

Toilets near the nautical centre, on the Rheun esplanade and near the church.
There are numerous benches along the coastal path to Plage des Sables Blancs.
The footbridge can be raised temporarily to allow boats to pass.

The climb up Vallon Saint-Pierre and the steep steps explain the average rating.

Worth a visit

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

4.4 / 5
Based on 18 reviews

Reliability of the description
4.4 / 5
Ease of following the route
4.1 / 5
Route interest
4.6 / 5
laurentlepage29
laurentlepage29

Overall rating : 3 / 5

Date of your route : Sep 01, 2025
Reliability of the description : ★★☆☆☆ Disappointing
Ease of following the route : ★★☆☆☆ Disappointing
Route interest : ★★★★★ Very good
Very busy route : Yes

We couldn't find our way back, we got lost near Roches Blanches...

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Le Bris Denise
Le Bris Denise

Overall rating : 4 / 5

Date of your route : Oct 07, 2024
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★☆ Good
Very busy route : Yes

Hello. We discovered the coast at Tréboul: magnificent. One small criticism about part of the route in the St Pierre valley: instead of continuing as described, it would be better to advise following the path marked out by the wooden fences and, once on the road, returning to see the fountain. This avoids having to struggle over slippery rocks without lengthening the route, which is what it's there for!
Best regards, Denise.

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Chris43
Chris43

Overall rating : 5 / 5

Date of your route : Sep 12, 2024
Reliability of the description : Not used / Not applicable
Ease of following the route : Not used / Not applicable
Route interest : ★★★★★ Very good
Very busy route : No

A very pleasant walk that allows you to discover the seaside and, above all, lots of little passages, alleyways and traces of the town's history. Thank you for this lovely route, really enjoyable

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majax
majax

Overall rating : 3.3 / 5

Date of your route : May 10, 2024
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★☆☆☆ Disappointing
Route interest : ★★★★☆ Good
Very busy route : Yes

before leaving the GR, avoid crossing the small stream.... Take a small path on the left, which is easier

The route in TREBOULE is not easy, as the street names in the village are not always signposted, making it difficult to follow the route easily....

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sofi29
sofi29

Overall rating : 4.7 / 5

Date of your route : Feb 06, 2024
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

A lovely walk. A very small section of the trail is still closed since the storm (at the end of the white sand beach, you can return to the coastal path, but the climb through the trees to the road is closed).
The narrow streets, houses and gardens of Tréboul are well worth exploring, as are the various viewpoints overlooking the sea.

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RIBIN
RIBIN
• Edited:

Overall rating : 4.3 / 5

Date of your route : Jan 28, 2023
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★☆ Good
Very busy route : Yes

A lovely walk in TREBOUL, especially its narrow streets, which are well worth exploring. Ideal in winter when the country lanes are difficult to navigate.

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ChantalLB
ChantalLB

Overall rating : 5 / 5

Date of your route : Nov 23, 2022
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

A lovely, varied route between the seaside and charming little streets.

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Michel TRN
Michel TRN

Overall rating : 5 / 5

Date of your route : Nov 09, 2021
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

Outside of peak season, this route attracts fewer visitors, and if it rains, that's a bonus!
In the town section (second half of the route), exploring the long narrow streets is interesting.
However, I took a different route at the end of the course because I didn't return to the grassy area for the descent.

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AUDI62
AUDI62

Overall rating : 5 / 5

Date of your route : Jun 18, 2021
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

While on holiday in Tréboul near Sables Blancs beach, we walked to Douarnenez every morning, varying our route in the final section (Port Rhu, the old port of Rosmeur, etc.). It was very pleasant, with a lovely view of Tristan Island and along the marine cemetery. Once, we walked along the coast to Pointe de la Leyde. Lovely views and a pleasant walk.

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François Gonon
François Gonon

Overall rating : 4.7 / 5

Date of your route : Jun 20, 2021
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good
Very busy route : Yes

In this circular, the most beautiful part is the one by the sea.

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crisperret
crisperret

Overall rating : 4.7 / 5

Date of your route : Mar 16, 2020
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

A very beautiful walk in Tréboul in fine weather on the last day before lockdown due to coronavirus. The coastal section offers splendid views. I was worried that the second part of the route after leaving the coast would be less interesting, but that wasn't the case at all. The hills above Tréboul are very beautiful and offer stunning views: they are definitely worth the detour. I used the Visorando app on my mobile phone to find my way around the maze of streets and alleys.
A very beautiful route, for which I thank the designer.

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Valérie Gravier
Valérie Gravier

That's great then. 😊 I've just arrived and am PARISH specific to Brittany, so very pleased to discover your site. I won't hesitate to come back to you if I have any questions about other hikes. Thank you and have a good evening

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FLOCH
FLOCH ★

Your photo may not have been verified yet.
There is always a response for every photo posted.

Starting tonight, I will look into the tricky part of the hike.
You can then tell me if my new wording is more accurate.

It's always interesting to have this kind of exchange when a hiker points out a problem so that the description can be improved for future users.
This is exactly the spirit that keeps the site alive.
Best regards

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Valérie Gravier
Valérie Gravier

I have not received any message saying whether my photo has been accepted or not

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FLOCH
FLOCH ★

Normally, you can post a photo on the hike.
Did you receive a message saying that your photo was rejected?
Photos are approved in the same way as hikes.
You will receive a message when your photo has been approved.

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