Merthyr Tydfil

Hill No.	Hill name	Class	Metres	Feet	Drop	Grid Ref.
5518	Merthyr Common	CoU	531	1,742	0	SO 08020 11021
7660	Pen Garnbugail	4,sHu	477	1,565	90	SO 10047 03563
15607	Garn Ddu	4	462	1,516	41	SO 02739 12401
15608	Cefn Cil-Sanws	4	461	1,512	62	SO 02402 10270
15609	Mynydd Aberdar	4	457	1,499	79	SO 02062 05585
15614	Mynydd Cilfach-yr-encil	4	446.4	1,465	84.8	SO 07900 03337
15641	Twyn Brynbychan	4	411	1,348	45	ST 06324 98921
15661	Morlais Hill	3	382	1,253	39	SO 05150 09569
15667	Cefn Merthyr	3	376.8	1,236	37.7	SO 08230 00861