| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Sainte- Marguerite-des- Loges | France | Calvados - Normandie | Lisieux | churchyard | Yes | Ancient 5m-7m | View On Map |
| Sainte- Suzanne-sur- Vire | France | Manche - Normandie | Saint - Lô | churchyard | Yes | Ancient 5m-7m | View On Map |
| Salisbury – Arts Centre | England | Wiltshire | Salisbury | former religious site | Yes | Lost | View On Map |
| Salisbury – Bourne Hill Gardens | England | Wiltshire | Salisbury | parkland | Yes | Notable | View On Map |
| Saltford | England | Somerset | Bath | churchyard | Yes | Notable | View On Map |
| Sampford Arundel | England | Somerset | Wellington | churchyard | Yes | Lost | View On Map |
| Sampford Brett | England | Somerset | Watchet | churchyard | Yes | Lost | View On Map |
| San Cristobal de Valdueza | Spain | Asturias | Ponferrada | churchyard | Yes | Ancient 4m-5m | View On Map |
| Sanderstead | England | Greater London | Croydon | churchyard | Yes | Lost | View On Map |
| Sandford – on – Thames | England | Oxfordshire | Oxford | churchyard | Yes | Notable | View On Map |
| Sandford Orcas | England | Dorset | Sherbourne | churchyard | Yes | Lost | View On Map |
| Sandhurst | England | Berkshire | Camberley | churchyard | Yes | Ancient 4m-5m | View On Map |
| Sandwich | England | Kent | Deal | historic site | Yes | Ancient 4m-5m | View On Map |
| Sansaw Estate | England | Shropshire | Shrewsbury | woodland | No | Ancient 5m-7m | View On Map |
| Santa Coloma | Spain | Asturias | Grandas de Salim | churchyard | Yes | Ancient 5m-7m | View On Map |
| Santibanez de la Fuente | Spain | Asturias | Ujo | churchyard | Yes | Notable | View On Map |
| Sapperton | England | Gloucestershire | Cirencester | planted avenue | Yes | Ancient 4m-5m, Notable | View On Map |
| Sarnesfield | England | Herefordshire | Hereford | churchyard | Yes | Ancient 5m-7m | View On Map |
| Sarnesfield – A480 | England | Herefordshire | Hereford | footpath/road | Yes | Ancient 5m-7m | View On Map |
| Savernake Forest | England | Wiltshire | Marlborough | woodland | Yes | Notable | View On Map |