List of Scheduled Monuments in Caerphilly

Caerphilly County Borough straddles the boundary of the historic counties of Glamorgan and Monmouthshire in South Wales. The 46 Scheduled monuments include burial cairns from the Bronze Age, an Iron Age hillfort, and Roman camps. The medieval sites include 2 castles and a further 4 mottes as well as dwellings, crosses and churches. Finally the post-medieval sites include the blast furnaces and ironworks of the industrial period.

Scheduled Ancient Monuments (SAMs) have statutory protection. The compilation of the list is undertaken by Cadw Welsh Historic Monuments, which is an executive agency of the National Assembly of Wales.^[1] The list of scheduled monuments below is supplied by Cadw^[2] with additional material from RCAHMW and Glamorgan-Gwent Archaeological Trust.

Scheduled Monuments in Caerphilly

Image	Name	Site type	Community	Location	Details	Historic County	Period	SAM No & Refs
	Cairnfield on Mynydd Eglwysilan	Round cairn	Aber Valley	51°37′20″N 3°16′45″W / 51.6223°N 3.2792°W, ST115922		Glamorganshire	Prehistoric	GM352 [3]
	Garnedd Lwyd	Round cairn	Aber Valley	51°36′18″N 3°17′25″W / 51.6051°N 3.2904°W, ST107903		Glamorganshire	Prehistoric	GM462 [4]
	Two Round Cairns on the Bryn	Round cairn	Aber Valley	51°36′35″N 3°14′52″W / 51.6096°N 3.2479°W, ST136908		Glamorganshire	Prehistoric	GM463 [5]
	Begwns Round Barrow, Mynydd Machen	Round cairn	Bedwas, Trethomas and Machen	51°36′13″N 3°07′20″W / 51.6036°N 3.1222°W, ST223900		Monmouthshire	Prehistoric	MM071 [6]
	Cairn 270m N of Pont Ffosyrhebog	Round cairn	Darran Valley	51°43′00″N 3°17′09″W / 51.7168°N 3.2857°W, SO112027		Glamorganshire	Prehistoric	GM313 [7]
	Maen Cattwg (cup-marked stone)	Cup-marked stone	Gelligaer	51°40′08″N 3°15′50″W / 51.6689°N 3.2638°W, ST126974		Glamorganshire	Prehistoric	GM176 [8]
	Bryn Owen Farm Cairns, Llanfabon	Round cairn	Llanbradach	51°36′35″N 3°14′16″W / 51.6096°N 3.2378°W, ST143908		Glamorganshire	Prehistoric	GM051 [9]
	Cairn Cemetery on Mynydd Bach, Bedwas	Round cairn	Maesycwmmer	51°37′14″N 3°12′09″W / 51.6206°N 3.2025°W, ST168919		Monmouthshire	Prehistoric	MM196 [10]
	Pen-y-Rhiw Round Cairn	Round cairn	Maesycwmmer	51°37′13″N 3°12′12″W / 51.6204°N 3.2033°W, ST167919		Monmouthshire	Prehistoric	MM149 [11]
	Carneddi Llwydion	Round cairn	Nelson	51°37′11″N 3°17′38″W / 51.6198°N 3.294°W, ST105920		Glamorganshire	Prehistoric	GM302 [12]
	Round Cairn 315m S of Upper Wenallt	Round cairn	Risca	51°36′32″N 3°04′31″W / 51.609°N 3.0754°W, ST256905		Monmouthshire	Prehistoric	MM046 [13]
	Twyn Cae-Hugh Round Barrow	Round barrow	Ynysddu	51°36′59″N 3°11′41″W / 51.6163°N 3.1947°W, ST173915		Monmouthshire	Prehistoric	MM033 [14]
	Twyn-Yr-Oerfel Round Barrows	Round barrow	Ynysddu	51°36′33″N 3°11′02″W / 51.6091°N 3.1839°W, ST181906		Monmouthshire	Prehistoric	MM070 [15]
	Ruperra Hillfort and Motte	Hillfort	Rudry	51°34′24″N 3°07′23″W / 51.5733°N 3.1231°W, ST222866		Glamorganshire	Prehistoric	GM511 [16]
	Cefn Manmoel cross-ridge dyke	Cross Ridge Dyke	Argoed, (also Cwm, Blaenau Gwent)	51°44′39″N 3°12′06″W / 51.7442°N 3.2018°W, SO171057	Linear defensive earthwork which may be from neolithic or medieval period. This site crosses the border into Blaenau Gwent	Monmouthshire	Unknown	MM345 [17]
	Rectangular Earthworks 530m SSW of Heol-Ddu-Uchaf	Practice camp	Bargoed	51°41′04″N 3°14′52″W / 51.6845°N 3.2477°W, ST138991		Glamorganshire	Roman	GM164 [18]
	Fforest Gwladys Roman practice camp	Practice camp	Gelligaer	51°41′02″N 3°15′28″W / 51.6838°N 3.2579°W, ST131990		Glamorganshire	Roman	GM273 [19]
	Gelligaer Roman Site	Fort	Gelligaer	51°40′01″N 3°15′17″W / 51.667°N 3.2548°W, ST133972		Glamorganshire	Roman	GM016 [20]
	Fort South of Pen-Llwyn-Fawr	Fort	Pontllanfraith	51°39′04″N 3°11′42″W / 51.651°N 3.195°W, ST174953		Monmouthshire	Roman	MM096 [21]
	Cross Ridge Dyke & Cairn on Twyn Hywel	Cross Ridge Dyke	Aber Valley, (also Pontypridd)	51°36′42″N 3°18′03″W / 51.6116°N 3.3007°W, ST100911	(The dyke crosses the border into Rhondda Cynon Taf)	Glamorganshire	Unknown	GM456 [22]
	Capel Gwladys	Chapel	Darran Valley	51°41′08″N 3°16′02″W / 51.6856°N 3.2671°W, ST125992		Glamorganshire	Early Medieval	GM309 [23]
	Dyke 387m E of Clawdd Trawscae Farm	Ditch	Darran Valley	51°41′40″N 3°16′41″W / 51.6944°N 3.278°W, SO117002		Glamorganshire	Early Medieval	GM261 [24]
	Site of Tegernacus Stone	Inscribed stone	Darran Valley	51°42′57″N 3°14′59″W / 51.7157°N 3.2498°W, SO137026		Glamorganshire	Early Medieval	GM339 [25]
	St. Sannan's Churchyard Cross, Bedwellty	Cross	Argoed	51°41′42″N 3°12′27″W / 51.6951°N 3.2074°W, SO166002		Monmouthshire	Medieval	MM310 [26]
	Bedwas Churchyard Cross	Cross	Bedwas, Trethomas and Machen	51°35′43″N 3°11′53″W / 51.5954°N 3.1981°W, ST171891		Monmouthshire	Medieval	MM143 [27]
	House Platforms to W of Mynydd Machen	House platform	Bedwas, Trethomas and Machen	51°36′15″N 3°07′30″W / 51.6043°N 3.1249°W, ST221900		Monmouthshire	Medieval	MM337 [28]
	Caerphilly Castle	Castle	Caerphilly	51°34′35″N 3°13′14″W / 51.5763°N 3.2206°W, ST155870		Glamorganshire	Medieval	GM002 [29]
	Castell Morgraig	Castle	Caerphilly, (also Lisvane)	51°33′07″N 3°12′47″W / 51.5519°N 3.213°W, ST159843	(Site is on the border with Cardiff)	Glamorganshire	Medieval	GM031 [30]
	Capel y Brithdir	Chapel	Darran Valley	51°42′54″N 3°14′53″W / 51.7149°N 3.2481°W, SO138025		Glamorganshire	Medieval	GM451 [31]
	Platform Houses on East Side of Gelligaer Common	Platform house	Darran Valley	51°42′59″N 3°16′50″W / 51.7164°N 3.2806°W, SO116027		Glamorganshire	Medieval	GM311 [32]
	Three Platform Houses on Cefn Brithdir	Platform house	Darran Valley	51°43′09″N 3°15′44″W / 51.7193°N 3.2623°W, SO128030		Glamorganshire	Medieval	GM317 [33]
	Twyn Castell	Motte	Gelligaer	51°39′53″N 3°14′59″W / 51.6646°N 3.2496°W, ST136969		Glamorganshire	Medieval	GM121 [34]
	Twmbarlwm Mound and Bailey Castle	Motte	Risca	51°37′38″N 3°05′46″W / 51.6272°N 3.0961°W, ST243926		Monmouthshire	Medieval	MM044 [35]
	Gwern-y-Domen Castle Mound	Motte	Van	51°35′01″N 3°11′31″W / 51.5837°N 3.192°W, ST175878		Glamorganshire	Medieval	GM218 [36]
	Twyn Tudor	Motte	Ynysddu	51°38′14″N 3°10′01″W / 51.6373°N 3.1669°W, ST193938		Monmouthshire	Medieval	MM035 [37]
	Charcoal Blast Furnace at Abercarn	Blast Furnace	Abercarn	51°38′50″N 3°08′03″W / 51.6471°N 3.1342°W, ST216948		Monmouthshire	Post-Medieval/Modern	MM250 [38]
	Cornish Type Engine House, Bryngwyn Colliery	Engine house	Bedwas, Trethomas and Machen	51°35′46″N 3°12′40″W / 51.5962°N 3.2111°W, ST162892		Glamorganshire	Post-Medieval/Modern	GM440 [39]
	Machen Forge and Tinplate Works	Water Power System	Bedwas, Trethomas and Machen	51°35′35″N 3°09′04″W / 51.593°N 3.1511°W, ST203888		Glamorganshire	Post-Medieval/Modern	GM516 [40]
	Caerffili Mountain Shaft Mounds	Shaft Mounds	Caerphilly	51°33′30″N 3°13′22″W / 51.5583°N 3.2229°W, ST153850		Glamorganshire	Post-Medieval/Modern	GM454 [41]
	Former Dam of Cwmcarn Canal Reservoir	Dam	Crosskeys	51°38′07″N 3°07′30″W / 51.6353°N 3.1249°W, ST222935		Monmouthshire	Post-Medieval/Modern	MM259 [42]
	Pen-y-fan Pond	Reservoir	Crumlin	51°41′52″N 3°09′51″W / 51.6979°N 3.1641°W, SO196005	Canal Reservoir	Monmouthshire	Post-Medieval/Modern	MM269 [43]
	Caerphilly Iron Furnace	Ironworks	Penyrheol,Trecenydd and Energlyn	51°34′53″N 3°14′22″W / 51.5815°N 3.2394°W, ST142876		Glamorganshire	Post-Medieval/Modern	GM503 [44]
	Rhymney Upper Furnace	Blast Furnace	Rhymney	51°46′27″N 3°17′36″W / 51.7741°N 3.2934°W, SO108091		Glamorganshire	Post-Medieval/Modern	GM403 [45]
	Rudry Ironworks	Ironworks	Rudry	51°35′14″N 3°09′44″W / 51.5873°N 3.1622°W, ST195882		Glamorganshire	Post-Medieval/Modern	GM357 [46]
	Ruperra Castle	House (domestic)	Rudry	51°34′13″N 3°07′38″W / 51.5703°N 3.1271°W, ST219863		Glamorganshire	Post-Medieval/Modern	GM379 [47]
	Ruperra Castle lower summerhouse remains	Garden building	Rudry	51°34′22″N 3°07′20″W / 51.5729°N 3.1221°W, ST223866		Glamorganshire	Post-Medieval/Modern	GM590 [48]

Scheduled Monuments in Caerphilly, Wales.
=Prehistoric =Roman =Early Medieval =Medieval =Post-Medieval/Modern

See also

• List of Cadw properties
• List of castles in Wales
• List of hill forts in Wales
• Historic houses in Wales
• List of monastic houses in Wales
• List of museums in Wales
• List of Roman villas in Wales
• Grade I listed buildings in Caerphilly
• Grade II* listed buildings in Caerphilly

References

• Coflein is the website database of RCAHMW, GGAT is the Glamorgan-Gwent Archaeological Trust, Cadw is the Welsh Historic Monuments Agency

1. Cadw: Ancient Monuments and Scheduling. Accessed 25 April 2013
2. Cadw will send their list as a spreadsheet, or other electronic formats, on request, as indicated at www.whatdotheyknow.com. This list uses information dated May 2012
3. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM352: Cairnfield on Mynydd Eglwysilan
4. coflein NPRN: 95600. GGAT PRN not yet identified. Cadw SAM: GM462: Garnedd Lwyd
5. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM463: Two Round Cairns on the Bryn
6. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM071: Begwns Round Barrow, Mynydd Machen
7. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM313: Cairn 270m N of Pont Ffosyrhebog
8. coflein NPRN: 93097. GGAT PRN: 00655m. Cadw SAM: GM176: Maen Cattwg (cup-marked stone)
9. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM051: Bryn Owen Farm Cairns, Llanfabon
10. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM196: Cairn Cemetery on Mynydd Bach, Bedwas
11. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM149: Pen-y-Rhiw Round Cairn
12. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM302: Carneddi Llwydion
13. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM046: Round Cairn 315m S of Upper Wenallt
14. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM033: Twyn Cae-Hugh Round Barrow
15. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM070: Twyn-Yr-Oerfel Round Barrows
16. coflein NPRN: 226513. GGAT PRN not yet identified. Cadw SAM: GM511: Ruperra Hillfort and Motte
17. coflein NPRN: 407565. GGAT PRN: 08677g. Cadw SAM: MM345: Cefn Man Moel Cross-Ridge Dyke
18. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM164: Rectangular Earthworks 530m SSW of Heol-Ddu-Uchaf
19. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM273: Fforest Gwladys Roman practice camp
20. coflein NPRN: 300144. GGAT PRN: 01132m. Cadw SAM: GM016: Gelligaer Roman Site
21. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM096: Fort South of Pen-Llwyn-Fawr
22. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM456: Cross Ridge Dyke & Cairn on Twyn Hywel
23. coflein NPRN: 95694. GGAT PRN: 00649m. Cadw SAM: GM309: Capel Gwladys
24. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM261: Dyke 387m E of Clawdd Trawscae Farm
25. coflein NPRN: 301357. GGAT PRN not yet identified. Cadw SAM: GM339: Site of Tegernacus Stone
26. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM310: St. Sannan's Churchayrd Cross, Bedwellty
27. coflein NPRN: 307788. GGAT PRN not yet identified. Cadw SAM: MM143: Bedwas Churchyard Cross
28. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM337: House Platforms to W of Mynydd Machen
29. coflein NPRN: 94497. GGAT PRN not yet identified. Cadw SAM: GM002: Caerphilly Castle
30. coflein NPRN: 94525. GGAT PRN not yet identified. Cadw SAM: GM031: Castell Morgraig
31. coflein NPRN: 307533. GGAT PRN: 02420m. Cadw SAM: GM451: Capel y Brithdir
32. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM311: Platform Houses on East Side of Gelligaer Common
33. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM317: Three Platform Houses on Cefn Brithdir
34. coflein NPRN: 93071. GGAT PRN not yet identified. Cadw SAM: GM121: Twyn Castell
35. coflein NPRN: 268157. GGAT PRN not yet identified. Cadw SAM: MM044: Twm-Barlwm Mound and Bailey Castle
36. coflein NPRN: 307787. GGAT PRN not yet identified. Cadw SAM: GM218: Gwern-y-Domen Castle Mound
37. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM035: Twyn Tudor
38. coflein NPRN: not yet identified. GGAT PRN: 04874g. Cadw SAM: MM250: Charcoal Blast Furnace at Abercarn
39. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM440: Cornish Type Engine House, Bryngwyn Colliery
40. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM516: Machen Forge and Tinplate Works
41. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM454: Caerffili Mountain Shaft Mounds
42. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: MM259: Former Dam of Cwmcarn Canal Reservoir
43. coflein NPRN: 276005. GGAT PRN: 7649g. Cadw SAM: MM269: Pen y Fan Canal Reservoir
44. coflein NPRN: not yet identified. GGAT PRN not yet identified. Cadw SAM: GM503: Caerphilly Iron Furnace
45. coflein NPRN: 80451. GGAT PRN: 01083m. Cadw SAM: GM403: Rhymney Upper Furnace
46. coflein NPRN: 34118. GGAT PRN: 00965m. Cadw SAM: GM357: Rudry Ironworks
47. coflein NPRN: 19900. GGAT PRN: 02451m. Cadw SAM: GM379: Ruperra Castle
48. coflein NPRN: 405144. GGAT PRN: 01672m. Cadw SAM: GM590: Ruperra Castle lower summerhouse remains