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Contact & Directions

Address: Plas Baladeulyn
LL54 6BW
Office Telephone 01286 882 388
Visitor Telephone 01286 882 600




Travelling to Trigonos

TRIGONOS is situated in the village of Nantlle on the B4418, between Penygroes and Rhyd Ddu. Caernarfon is the nearest town and Bangor the nearest mainline railway station (West Coast mainline)


From the North

Take the A55 toward Bangor/Holyhead. Ignore the first junction signposted to Bangor and leave at the following junction (signposted Caernarfon & Bangor). Follow signs for A487 to Caernarfon and then Porthmadog. About 5 miles beyond Caernarfon, at a roundabout, take the first exit, signposted Penygroes. In Penygroes, turn left just after the traffic lights at the Co-op, signposted to Nantlle. After 150 yards turn right at the T junction and continue for 1.5 miles. At the next T junction turn right to Nantlle/Beddgelert and carry on for 2 miles into the village of Nantlle. The Trigonos entrance is on the right and well signposted.

From South & Mid-Wales

Follow the A470 through Dolgellau and then the A487 towards Caernarfon. About 5 miles before Caernarfon take the third exit at a roundabout, signposted Penygroes. After 200 yards, at the next roundabout, take the first exit. After quarter of a mile turn right at the Co-op just before a set of traffic lights (signposted to Nantlle). Continue as above.

From the Midlands and South of England

There are many possible routes, some more scenic than others.

M54 on to the A5. Follow to Bangor, then join the North route (above)

M54 on to A5 up to Capel Curig. Left onto A4086 / A498 to Beddgelert. Then A4085 to Rhyd Ddu and left onto the B4418 to Nantlle. Drive through the first part of Nantlle and after 200 yards of open land, turn left into the Trigonos driveway.



For general information about travellng by public transport in Wales phone 0871 200 22 33 or see Traveline Wales.

Rail Nearest mainline stations are Bangor (West Coast mainline) or if travelling from mid Wales, Porthmadog. Information from National Rail enquiries on 08457 48 49 50 or www.nationalrail.co.uk

Coach National Express buses no longer stop in Penygroes. Caernarfon is the nearest stop, from where you can get a bus or a taxi.

Bus The1N from Caernarfon serves Nantlle and connects with other buses running from Bangor, Caernarfon and Porthmadog. The 5A from Bangor runs to Nantlle twice a day, early morning and late afternoon. The Gwynedd Council website has all the bus timetables: gwynedd.gov.uk  Click on “Transport & Streets” on the left hand menu and follow the links. 

There is also the T2 bus from Bangor-Aberystwyth which stops at Penygroes (2 miles from Trigonos, see taxi information below) Please see the current timetable for further information. Approximately 2 buses run a day, early afternoon and evening.

Bike Trigonos is a lovely 3 mile cycle ride from route 8 (Lôn Eifion) on the Sustrans cycle network.

Air Nearest international airports - Manchester & Liverpool (2 hours driving or train connections).

Taxis We recommend you book in advance with Ivan's Taxis (01286 881 590). For taxis from Bangor train station they have an agreement with Trigonos to collect and deliver customers for a fixed rate:

To or from Bangor Station:

Car or Minibus with 1 passenger £31
Car or Minibus with 2 or 3 passengers £35
Minibus with 4 or more passengers £45

This service is not available from taxis at the station taxi rank. Ivan's Taxis will pick you up from the front of the station or the rear carpark depending on your arrival platform, NOT from the usual taxi rank adjoining Platform 1. Please check location when you book.

Taxis to and from the airport are bookable with Ivan's Taxis 01286 881 590 or ivanstaxis@btconnect.com at the following prices:

To or from Manchester or Liverpool Airports:

Car or Minibus with 1, 2 or 3 passengers £95
Minibus with 4 or more passengers £120

All other airport work is subject to quotations. Ivan's Taxis can also cater for wheelchairs and mobility scooters.

Please note Trigonos cannot accept any responsibility for changes in travel times, fares, arrangements with taxis etc. Check with travel companies before setting out.


See a Google map of the area   

                                                                                                                                                                                                   updated 25/1/16


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