Caernarfon is located in the county of Gwynedd, Wales, four miles north-west of the town of Rhosgadfan, 55 miles west of the major town of Birkenhead, 124 miles north of Cardiff, 199 miles south of Edinburgh, and 208 miles north-west of London. Caernarfon was historically in the county of Carnarvonshire. Caernarfon falls within the unitary authority of Gwynedd - Gwynedd. It is in the LL55 postcode district. The post town for Caernarfon is Caernarfon.
Caernarfon is in the ceremonial county of Gwynedd, the historic county of Carnarvonshire, and the administrative county of Gwynedd - Gwynedd.
|Administrative County||Gwynedd - Gwynedd|
Caernarfon is situated towards the northernmost extremity of Gwynedd, and roughly centrally between the easternmost and westernmost extremities of Gwynedd.
The nearest postcode to the centre of Caernarfon is LL55 1RH.
Caernarfon is situated towards the northernmost extremity of the LL55 postcode district, and towards the westernmost extremity of the LL55 postcode district.
The post town for Caernarfon is Caernarfon. Caernarfon is in the LL55 postcode district, which corresponds to the post town of Caernarfon.
The centre of Caernarfon is located at position 53.14075° latitude and -4.27594° longitude.
The centre of Caernarfon is located at the grid reference easting 247862 and northing 362821 within the British National Grid (OSGB36) system.
Position of Caernarfon relative to nearby towns. Distance is measured from the centre of Caernarfon to the centre of the town.
Position of Caernarfon relative to nearby cities. Distance is measured from the centre of Caernarfon to the centre of the city.