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Indicated — Phrompstown

Fairy fort / ringfort
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Indicated — Phrompstown
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Why this matters

A local fairy fort (ringfort/rath); wider significance not recorded.

Overview

Indicated — Phrompstown is recorded as Fairy fort / ringfort in Dublin. This ringfort is located in improved pasture S of Carrickgollogan with views S to the Sugar Loaf Mountain. It is shown on the 1843 OS 6-inch map as a large univallate enclosure yet the 1937 OS ed.

Who made it and when

The saved account records: Medieval pottery was found in the fill of the fosses (Byrne 2004, 181-182).

How it was made and used

The saved account records: It does appear in cropmark form on an aerial photograph (CUCAP, BDP 22) as two levelled banks with external fosses from the SSE to the SW.

What was found

The saved account records: Archaeological test excavation of the site was undertaken in 2002 as part of an assessment for the proposed new Dún Laoghaire Golf Course.

What remains

The saved account records: The site was cleared c. 1950 leaving no visible trace at ground level.

Why it mattered

Indicated — Phrompstown matters because material evidence was found or examined here, allowing the place to answer questions that its name alone cannot. The source records: Medieval pottery was found in the fill of the fosses (Byrne 2004, 181-182). The examination or finds give physical evidence for date, use or human activity rather than leaving the account as guesswork.

History checked 15 August 2026 against the named sources below.

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This remains an important historical record, but the official description says the monument is no longer visible or has been destroyed.

The monument record does not grant public access. Check the route and ask the landowner before entering private land.

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