Ancient Monuments

History on the Ground

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Early Habitation Site 180m West of Pen-Yr-Allt

A Scheduled Monument in Llanllyfni, Gwynedd

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Latitude: 53.0612 / 53°3'40"N

Longitude: -4.2708 / 4°16'14"W

OS Eastings: 247923

OS Northings: 353958

OS Grid: SH479539

Mapcode National: GBR 5J.C10Y

Mapcode Global: WH43T.CBJ2

Entry Name: Early Habitation Site 180m West of Pen-Yr-Allt

Scheduled Date:

Source: Cadw

Source ID: 3174

Cadw Legacy ID: CN088

Schedule Class: Domestic

Category: Concentric enclosed hut circle

Period: Prehistoric

County: Gwynedd

Community: Llanllyfni

Traditional County: Caernarfonshire


A stone-walled 'concentric antennae enclosure', having a circular structure, c.10 in diameter, placed centrally within the sub-circular inner enclosure, c.24-38m across, the outer circuit being c.60m in diameter, the entrance facing E.

The monument is of national importance for its potential to enhance our knowledge of prehistoric settlement and defence. It retains significant archaeological potential, with a strong probability of the presence of associated archaeological features and deposits. The structures themselves may be expected to contain archaeological information concerning chronology and building techniques.

The scheduled area comprises the remains described and areas around them within which related evidence may be expected to survive.

Source: Cadw

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