
Why this matters
A local fairy fort (ringfort/rath); wider significance not recorded.
Overview
Indicated — Ardmacroan is recorded as Enclosure in Roscommon. Marked as a rectangular feature on the 1837 ed. of the OS 6-inch map, and situated towards the top of the NW-facing slope of a low NW-SE drumlin.
Who made it and when
The saved account records: Marked as a rectangular feature on the 1837 ed.
How it was made and used
The saved account records: 23m E-W) defined by an E-W road bank (Wth 1.5m
What was found
The saved account records: of the OS 6-inch map, and situated towards the top of the NW-facing slope of a low NW-SE drumlin.
What remains
The saved account records: Rectangular overgrown area (dims 24m N-S
Why it mattered
Indicated — Ardmacroan matters because the source ties enclosure to this exact landscape and preserves evidence that a bare map name loses. The saved account adds: H 0.7m) at S and scarps (H 0.2-1m) on the other sides, with an outer fosse (Wth of top 3m
History checked 15 August 2026 against the named sources below.
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