Wales - 50 Most Prominent Peaks
Mountain peaks in Wales ranked by prominence. Research done by Alan Dawson. Additional data on region, maps and coordinates by Richard L. Carey.   (Posted March 2, 2004)

Key to Column Headings:
Rank = The prominence ranking of the peak from highest to lowest.
Peak = The name of the peak as shown on the topo map.   Region = County or region the peak is in.
EL,m = Elevation of peak in meters.   EL,ft = Elevation of peak in feet.   Trig = Notes if a triangulation monument is on the summit.
Prom,m = The prominence measure of the peak in meters.
Maps = Number of the 1:50K Landranger map the peak is on.   Zone = British Grid 100KM zone.
Easting = The easting value in meters.    Northing = The northing value in meters.
Latitude = Listed as DD MM SS.S   Longitude = Listed as DDD MM SS.S    Note: Lat and Long are in WGS 84.

Rank Peak Region EL,m EL,ft Trig Prom,m Maps Zone Easting Northing Latitude Longitude
1 Snowdon - Yr Wyddfa Gwynedd 1085 3560 trig 1038 115 SH 60990 54390 N53°04'07.0 W004°04'34.4
2 Carnedd Llewelyn Gwynedd 1064 3491   750 115 SH 68355 64450 N53°09'39.0 W003°58'13.8
3 Aran Fawddwy Gwynedd 907 2976   672 124,125 SH 86255 22410 N52°47'14.0 W003°41'17.2
4 Pen y Fan Powys 886 2907   671 160 SO 01180 21570 N51°53'01.9 W003°26'13.9
5 Glyder Fawr Gwynedd 999 3278   643 115 SH 64245 57960 N53°06'05.4 W004°01'45.1
6 Waun Fach Powys 811 2661   622 161 SO 21525 29935 N51°57'44.3 W003°08'36.9
7 Cadair Idris - Penygadair Gwynedd 893 2930 trig 608 124 SH 71105 13040 N52°41'58.7 W003°54'32.2
8 Carnedd Moel-siabod Conwy 872 2861 trig 595 115 SH 70545 54660 N53°04'24.3 W003°56'01.7
9 Moel Hebog Gwynedd 782 2566 trig 585 115 SH 56495 46950 N53°00'02.1 W004°08'23.8
10 Y Llethr Gwynedd 756 2480   561 124 SH 66130 25805 N52°48'47.2 W003°59'15.9
11 Plynlimon - Pen Pumlumon Fawr Ceredigion 752 2467 trig 524 135 SN 78960 86940 N52°28'00.9 W003°46'59.6
12 Arenig Fawr Gwynedd 854 2802 trig 479 124,125 SH 82720 36820 N52°55'00.6 W003°44'44.6
13 Tarren y Gesail Gwynedd 667 2188   463 124 SH 71065 05920 N52°38'08.3 W003°54'24.3
14 Mynydd Mawr Gwynedd 698 2290   462 115 SH 53995 54665 N53°04'09.1 W004°10'50.4
15 Yr Eifl Gwynedd 564 1850 trig 433 123 SH 36505 44750 N52°58'30.3 W004°26'11.2
16 Fan Brycheiniog (Camarthen Fan) Powys 802 2631 trig 423 160 SN 82550 21785 N51°52'55.9 W003°42'28.2
17 Y-fal or Sugar Loaf Monmouthshire 596 1955 trig 413 161 SO 27250 18780 N51°51'46.1 W003°03'28.5
18 Craig Cwm Silyn Gwynedd 734 2408   398 115 SH 52580 50275 N53°01'45.8 W004°11'59.1
19 Craig y Llyn (Cefnfordd) Rhondda Cynon 600 1968 trig 392 170 SN 90690 03150 N51°42'58.9 W003°35'01.5
20 Moelwyn Mawr Gwynedd 770 2526 trig 385 124 SH 65825 44855 N52°59'03.0 W004°00'00.5
21 Gyrn Ddu Gwynedd 522 1713   385 115,123 SH 40120 46800 N52°59'40.5 W004°23'01.2
22 Moel y Gamelin (Llantisilio Mountain) Denbighshire 577 1893   382 116 SJ 17650 46530 N53°00'35.0 W003°13'43.8
23 Great Rhos Powys 660 2165 trig 373 148 SO 18200 63885 N52°16'01.2 W003°12'00.5
24 Rhinog Fawr Gwynedd 720 2362 trig 363 124 SH 65650 29005 N52°50'30.3 W003°59'46.3
25 Cadair Berwyn Powys 830 2723   344 125 SJ 07150 32360 N52°52'50.3 W003°22'52.4
26 Foel Cwmcerwyn Pembrokeshire 536 1759 trig 344 145 SN 09390 31145 N51°56'45.7 W004°46'29.5
27 Ysgyryd Fawr (Skirrid Fawr) Monmouthshire 486 1594 trig 344 161 SO 33110 18270 N51°51'32.2 W002°58'21.8
28 Carn Fadryn Gwynedd 371 1217 trig 343 123 SH 27875 35175 N52°53'11.0 W004°33'35.1
29 Carnedd y Filiast Gwynedd 669 2195 trig 315 124,125 SH 87090 44595 N52°59'12.3 W003°41'00.4
30 Y Garn Gwynedd 629 2064   315 124 SH 70265 23045 N52°47'21.6 W003°55'31.2
31 Maesglase Gwynedd 675 2215   313 124,125 SH 81750 15020 N52°43'11.5 W003°45'0.80
32 Rhobell Fawr Gwynedd 734 2408 trig 309 124 SH 78660 25660 N52°48'53.2 W003°48'06.8
33 Beacon Ring (Long Mountain) Powys 408 1339 trig 305 126 SJ 26465 15830 N52°44'06.2 W003°05'25.9
34 Pegwn Mawr Powys 586 1923 trig 300 136 SO 02335 81225 N52°25'12.9 W003°26'15.3
35 Fan Fawr Powys 734 2408   295 160 SN 96955 19315 N51°51'46.2 W003°29'52.4
36 Arenig Fach Gwynedd 689 2260 trig 294 124,125 SH 82050 41555 N52°57'30.0 W003°45'26.6
37 Mynydd Troed Powys 609 1998 trig 286 161 SO 16550 29235 N51°57'19.0 W003°12'56.9
38 Fan Gyhirych Powys 725 2379 trig 280 160 SN 88050 19095 N51°51'32.9 W003°37'37.5
39 Foel Goch Gwynedd 611 2005 trig 274 125 SH 95365 42280 N52°58'03.5 W003°33'34.1
40 Moel Famau Flintshire 554 1818 trig 272 116 SJ 16160 62660 N53°09'16.0 W003°15'18.9
41 Manod Mawr Gwynedd 661 2169 trig 266 124 SH 72390 44660 N52°59'02.5 W003°54'08.4
42 Mwdwl-eithin Conwy 532 1745 trig 265 116 SH 91705 54050 N53°04'21.6 W003°37'04.5
43 Mynydd Marchywel Neath Port Talbot 418 1371 trig 263 170 SN 76815 03770 N51°43'08.6 W003°47'04.9
44 Creigiau Gleision Conwy 678 2224   262 115 SH 72880 61520 N53°08'08.2 W003°54'06.1
45 Moel y Golfa Powys 403 1322   261 126 SJ 29050 12520 N52°42'20.4 W003°03'05.5
46 Moel Eilio Gwynedd 726 2382   259 115 SH 55580 57715 N53°05'49.3 W004°09'30.2
47 Drygarn Fawr Powys 645 2116   258 147 SN 86275 58405 N52°12'43.4 W003°39'57.4
48 Mynydd Twyn-glas Torfaen 472 1549 trig 253 171 ST 25975 97830 N51°40'27.5 W003°04'19.0
49 Ffridd Cocyn Gwynedd 313 1027   247 135 SH 62370 04250 N52°37'06.6 W004°02'04.1
50 Hirfynydd Neath Port Talbot 481 1578 trig 246 160 SN 83915 07605 N51°45'18.1 W003°40'59.7