List of hillforts in Monmouthshire
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{{Use dmy dates|date=April 2022}}
File:Coed-y-Bwnydd - geograph.org.uk - 98347.jpg
This is a list of hillforts of Monmouthshire that have been registered with Cadw as historical monuments.[http://www.whatdotheyknow.com/request/15714/response/38315/attach/html/2/SAMs%20by%20UA.xls.html Data Cymru Gyfan, CADW] Welsh names are in brackets.
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|+ ! colspan="5" style="background:#ffdead; text-align: left" | {{center|Hillforts of Monmouthshire}} | ||||
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| Sam Number | Name | Community | OS Coordinates | Geographical coordinates |
| MM027 | Blackcliff Wood | Tintern | ST529990 | {{coord|51.687 |
| 2.682|name=Blackcliff Wood (bryngaer)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM025 | Gaer Hill Camp, Penterry (Allt y Gaer) | St Arvans | ST516979 | {{coord|51.677 |
| 2.7|name=Bryngaer Allt y Gaer|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM069 | The Larches | Caerwent | ST432899 | {{coord|51.605 |
| 2.82|name=Bryngaer Coed y Mynydd (The Larches)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM079 | Cae Camp (Bryngaer Colomendy) | Llanhennock | ST358938 | {{coord|51.639 |
| 2.927|name=Bryngaer Colomendy (neu Cae)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM077 | Gaer hill fort, Trellech | Trellech | SO492037 | {{coord|51.73 |
| 2.735|name=Bryngaer Croes Trelech|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM078 | Llancayo Camp (Llancayo) | Gwehelog Fawr | SO378038 | {{coord|51.729 |
| 2.902|name=Bryngaer Llangaeo|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM105 | Pen-rhiw or Great House hillfort | Llangwm | SO432033 | {{coord|51.726 |
| 2.823|name=Bryngaer Pen-rhiw (Great House)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM020 | Piercefield hillfort | St Arvans | ST536959 | {{coord|51.66 |
| 2.672|name=Bryngaer Piercefield|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM093 | Bulwarks hillfort | Chepstow | ST538927 | {{coord|51.631 |
| 2.668|name=Bulwarks (bryngaer)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM135 | Candwr Camp (Bryngaer y Cawr) | Llanhennock | ST329934 | {{coord|51.635 |
| 2.969|name=Cawr (bryngaer)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM075 | Coed y Bwnydd hillfort | Llanarth | SO365068 | {{coord|51.756 |
| 2.92|name=Coed y Bwnydd (bryngaer)|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM062 | Gaer Fawr, Llan-gwm | Llangwm | ST441988 | {{coord|51.685 |
| 2.809|name=Gaer Fawr hillfort|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM024 | Llanmelin Wood Camps (Coed Llanmelin) | Caerwent | ST461925 | {{coord|51.629 |
| 2.779|name=Bryngaer Coed Llanmelin|region:GB_type:landmark_dim:1km|format=dms}} | ||||
| MM064 | Pen-Twyn hillfort | Llanvihangel Crucorney | SO321229 | {{coord|51.901 |
| 2.987|name=Pen-Twyn (bryngaer)|region:GB_type:landmark_dim:1km|format=dms}} |
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