Castell Abereinon
Has been described as a Possible Timber Castle (Motte)
There are no visible remains
| Name | Castell Abereinon |
| Alternative Names | Cilcraig; Cil y Craig |
| Historic Country | Cardiganshire |
| Modern Authority | Ceredigion |
| 1974 Authority | Dyfed |
| Community | Llandysul |
Documentary sources note the existence of an earthwork castle in this general area. This has been identified with the hill above Cil Craig farm but there is no evidence for a motte on the hill though outcrops of hard beds of rock on the hill's summit give the appearance of a costellated hill. CAS 1988. Meyrick mentions a "mouted tumulus" which he likens to Castell Gwynionedd, which is a ring work. Site destroyed. (Dyfed Archaeological Trust HER)
At the junction of the Cletwr with the Einon; 'another circular moated tumulus, resembling (Castell Gwynionydd), now called Cil y graig, but formerly Castell Abereinon, which the Welsh Chronicle says was built by Malgwn, in the year 1205' (Merrick, p. 192) (King, 1956)
Not scheduled
Not Listed
County Historic Environment Record
| OS Map Grid Reference | SN454427 |
| Latitude | 52.0621185302734 |
| Longitude | -4.25473022460938 |
| Eastings | 245400 |
| Northings | 242700 |