Dinas Dinlle
WalesA prehistoric coastal hillfort, with dramatic coastal views, dating back to the Iron Age.
near Caernarfon, Gwynedd, LL54 5TW
Opening times for 18 September 2025
Asset Opening time Coastline | Morlin Open all day MTWTFSS12345678910111213141516171819202122232425262728293012345OpenPartially openClosed- Café
A few small cafés as well as a Fish and Chip shop (not National Trust) | Ambell i gaffi bach, yn ogystal â siop Pysgod a Sglodion (ddim yn berchen i’r Ymddiriedolaeth Genedlaethol).
- Car park
Free car park available (not National Trust) | Maes parcio am ddim ar gael (ddim yn berchen i’r Ymddiriedolaeth Genedlaethol).
- Dogs allowed
Please keep dogs on a lead at all times as livestock is present on walking routes | Cadwch eich cŵn ar dennyn drwy'r adeg gan fod da byw ar y llwybrau cerdded.
- Shop
Gift shop (not National Trust) | Siop anrhegion (ddim yn berchen i’r Ymddiriedolaeth Genedlaethol).
- Toilet
Public toilets available (not National Trust) | Toiledau cyhoeddus ar gael (ddim yn berchen i’r Ymddiriedolaeth Genedlaethol).
- Accessible toilet
Accessible public toilets available (not National Trust) | Toiledau cyhoeddus hygyrch ar gael (ddim yn berchen i’r Ymddiriedolaeth Genedlaethol).
- Steps/uneven terrain
Steep incline with steps, conditions influenced by weather | Esgyniad serth gyda grisiau, tywydd yn dylanwadu ar yr amodau.
- By road
- From Caernarfon direction (A487 / Caernarfon Bypass), take the A499 through Bethesda Bach. Turn right after Llandwrog, signposted Dinas Dinlle. From Trefor direction, take A499 after Pontllyfni take left turn, signposted Dinas Dinlle. Continue down narrow road until you reach the coast and car park (non National Trust). | O gyfeiriad Caernarfon (A487 / Ffordd Osgoi Caernarfon), cymerwch yr A499 trwy Bethesda Bach. Trowch i'r dde ar ôl Llandwrog, gan ddilyn yr arwydd Dinas Dinlle. O gyfeiriad Trefor, cymerwch yr A499 ar ôl Pontllyfni trowch i'r chwith, gan ddilyn yr arwydd Dinas Dinlle. Parhewch i lawr ffordd gul nes i chi gyrraedd yr arfordir a'r maes parcio (heblaw'r Ymddiriedolaeth Genedlaethol).
- On foot
- Dinas Dinlle is situated along the Wales Coast Path | Lleolir Dinas Dinlle ar hyd Llwybr Arfordir Cymru
- By train
- Mainline stations at Pwllheli (16 miles), Porthmadog (16 miles) and Bangor (16 Miles). Welsh Highland Railway stations at Caernarfon (7 miles) and Dinas (5miles). | Gorsafoedd prif lein ym Mhwllheli (16 milltir), Porthmadog (16 milltir) a Bangor (16 milltir). Gorsafoedd Rheilffordd Ucheldir Cymru yng Nghaernarfon (7 milltir) a Dinas (5 milltir).
- By bus
- Buses run from Caernarfon direct to Dinas Dinlle. Check Traveline Cymru to plan your trip. | Mae bysus yn rhedeg o Gaernarfon yn syth i Ddinas Dinlle. Gwiriwch Traveline Cymru i gynllunio eich taith
- Cycling
- Lon Las Eifion runs from Caernarfon to Bryncir, but not leading directly to Dinas Dinlle, so follow on-road routes, including part of the A499, which can be busy. | Mae Lôn Las Eifion yn rhedeg o Gaernarfon i Fryncir, ond nid yn arwain yn syth i Ddinas Dinlle, felly dilynwch lwybrau ar y ffordd, gan gynnwys rhan o’r A499, sy’n gallu bod yn brysur.
Highlights
Hillfort
Prehistoric hillfort dating back to the Iron Age, with recently unearthed roundhouse.
Coastal views
Dramatic coastal views out towards Yr Eifl mountain range on the north coast of the Llŷn peninsula.
Upcoming events
Sorry, there are no upcoming events at this place
About Dinas Dinlle
Dinas Dinlle is a prehistoric coastal hillfort dating back to the Iron Age. Walk up the steep hill to discover a remarkable roundhouse recently unearthed by archaeologists. There are spectacular coastal views out towards Yr Eifl mountain range on the north coast of the Llŷn peninsula.