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Where is Seion?

Seion is located in the county of Gwynedd, Wales, three miles south of the town of Menai Bridge, 50 miles west of the major town of Birkenhead, 125 miles north of Cardiff, 196 miles south of Edinburgh, and 206 miles north-west of London. Seion lies seven miles west of the Clwyd border, and was historically in the county of Carnarvonshire. Seion falls within the unitary authority of Gwynedd - Gwynedd. It is in the LL55 postcode district. The post town for Seion is Caernarfon.

Seion on a map

Map showing extent of Seion as bounding box
Bounding box showing extent of Seion
Map showing location of Seion within the UK
Location of Seion within the UK

Which county is Seion in?

Seion is in the ceremonial county of Gwynedd, the historic county of Carnarvonshire, and the administrative county of Gwynedd - Gwynedd.

Ceremonial CountyGwynedd
Historic CountyCarnarvonshire
Administrative CountyGwynedd - Gwynedd

Where is Seion in Gwynedd?

Seion is situated towards the northernmost extremity of Gwynedd, and roughly centrally between the easternmost and westernmost extremities of Gwynedd.

Map showing location of Seion within Gwynedd
Location of Seion within Gwynedd

What is the postcode for Seion?

The nearest postcode to the centre of Seion is LL55 3AG.

Where is Seion in LL55?

Seion is situated towards the northernmost extremity of the LL55 postcode district, and roughly centrally between the easternmost and westernmost extremities of the LL55 postcode district.

Map showing location of Seion within LL55
Location of Seion within LL55

What is the post town for Seion?

The post town for Seion is Caernarfon. Seion is in the LL55 postcode district, which corresponds to the post town of Caernarfon.

What is the latitude and longitude of Seion?

The centre of Seion is located at position 53.1821° latitude and -4.17311° longitude.

Latitude53.1821°
Longitude-4.17311°

What is the easting and northing of Seion?

The centre of Seion is located at the grid reference easting 254879 and northing 367205 within the British National Grid (OSGB36) system.

Easting254879
Northing367205

What are the nearest towns to Seion?

Position of Seion relative to nearby towns. Distance is measured from the centre of Seion to the centre of the town.

south
3m
Seion is 3 miles south of Menai Bridge
west
5m
Seion is 5 miles west of Bethesda
north-east
5m
Seion is 5 miles north-east of Caernarfon
south-west
7m
Seion is 7 miles south-west of Beaumaris
north-east
7m
Seion is 7 miles north-east of Rhosgadfan
south-east
8m
Seion is 8 miles south-east of Llangefni
south-west
10m
Seion is 10 miles south-west of Llanfairfechan
south-west
12m
Seion is 12 miles south-west of Penmaenmawr
south-west
16m
Seion is 16 miles south-west of Conwy
west
16m
Seion is 16 miles west of Llanrwst

What are the nearest cities to Seion?

Position of Seion relative to nearby cities. Distance is measured from the centre of Seion to the centre of the city.

south-west
4m
Seion is 4 miles south-west of Bangor
west
31m
Seion is 31 miles west of St Asaph
west
50m
Seion is 50 miles west of Wrexham
west
52m
Seion is 52 miles west of Liverpool
west
53m
Seion is 53 miles west of Chester
south-west
73m
Seion is 73 miles south-west of Preston
west
80m
Seion is 80 miles west of Salford
south-west
82m
Seion is 82 miles south-west of Lancaster
west
82m
Seion is 82 miles west of Manchester
west
84m
Seion is 84 miles west of Stoke-on-Trent