| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Caversham Court | England | Berkshire | Reading | parkland | Yes | Ancient 4m-5m | View On Map |
| Cavigny | France | Manche - Normandie | Saint - Lô | churchyard | Yes | Ancient 4m-5m | View On Map |
| Cawdor Castle | Scotland | Highland | Nairn | garden | Yes | Notable | View On Map |
| Cawthorne – Barnsley | England | Yorkshire - South | Barnsley | churchyard | Yes | Lost | View On Map |
| Caynham | England | Shropshire | Ludlow | churchyard | Yes | Ancient 5m-7m, Notable | View On Map |
| Cefn Lla – Llanbadoc | Wales | Monmouthshire | Usk | footpath/road | Yes | Notable | View On Map |
| Cefnllys | Wales | Powys | Llandrindod Wells | churchyard | Yes | Ancient 5m-7m, Lost, Notable | View On Map |
| Cemmaes | Wales | Powys | Machynlleth | churchyard | Yes | Ancient 4m-5m | View On Map |
| Cenarth | Wales | Ceredigion | Newcastle Emlyn | churchyard | Yes | Ancient 7m+ | View On Map |
| Cerne Abbas (Barnwells) | England | Dorset | Dorchester | garden | Yes | Notable | View On Map |
| Cerne Abbey graveyard | England | Dorset | Dorchester | former religious site | Yes | Ancient 4m-5m, Lost | View On Map |
| Cerqueux | France | Calvados - Normandie | Lisieux | churchyard | Yes | Lost | View On Map |
| Cesny-les-Sources | France | Calvados - Normandie | Caen | churchyard | Yes | Notable | View On Map |
| Chaceley | England | Gloucestershire | Tewkesbury | churchyard | Yes | Ancient 4m-5m | View On Map |
| Chailey | England | Sussex - East | Haywards Heath | churchyard | Yes | Ancient 5m-7m, Ancient 7m+ | View On Map |
| Chaldon | England | Surrey | Caterham | churchyard | Yes | Notable | View On Map |
| Chalford | England | Gloucestershire | Stroud | garden | No | Notable | View On Map |
| Chalgrove | England | Oxfordshire | Oxford | churchyard | Yes | Lost | View On Map |
| Chalice Well – Glastonbury | England | Somerset | Glastonbury | garden | Yes | Notable | View On Map |
| Challock | England | Kent | Ashford | churchyard | Yes | Ancient 4m-5m, Lost | View On Map |