| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| St Nicholas | Wales | Glamorgan | Barry | churchyard | Yes | Ancient 4m-5m, Notable | View On Map |
| St Pierre – nr Chepstow | Wales | Monmouthshire | Chepstow | churchyard | Yes | Notable | View On Map |
| St Roche’s Arboretum – West Dean | England | Sussex - West | Chichester | woodland | Yes | Ancient 4m-5m | View On Map |
| St Weonards | England | Herefordshire | Ross-on-Wye | churchyard | Yes | Notable | View On Map |
| St Weonards Tump | England | Herefordshire | Ross-on-Wye | historic site | Yes | Lost | View On Map |
| Stackpole | Wales | Pembrokeshire | Pembroke | churchyard | Yes | Notable | View On Map |
| Stadhampton | England | Oxfordshire | Oxford | churchyard | Yes | Lost | View On Map |
| Stalbridge | England | Dorset | Sherborne | churchyard | Yes | Ancient 4m-5m | View On Map |
| Stalisfield | England | Kent | Faversham | churchyard | Yes | Ancient 7m+, Notable | View On Map |
| Standish | England | Greater Manchester | Wigan | garden | Yes | Ancient 4m-5m | View On Map |
| Standlynch church – Trafalgar Park | England | Wiltshire | Salisbury | churchyard | Yes | Ancient 4m-5m, Notable | View On Map |
| Standlynch Down | England | Wiltshire | Salisbury | footpath/road | Yes | Ancient 5m-7m | No Map Data |
| Stanford | England | Kent | Folkestone | churchyard | Yes | Ancient 4m-5m | View On Map |
| Stanford Bishop | England | Herefordshire | Worcester | churchyard | Yes | Ancient 4m-5m, Ancient 7m+, Lost | View On Map |
| Stanford on Soar | England | Nottinghamshire | Loughborough | churchyard | Yes | Ancient 4m-5m | View On Map |
| Stanmer | England | Sussex - East | Brighton | churchyard | Yes | Ancient 5m-7m | View On Map |
| Stansted | England | Kent | Sevenoaks | churchyard | Yes | Ancient 7m+ | View On Map |
| Stanton – Monmouthshire | Wales | Monmouthshire | Abergavenny | footpath/road | Yes | Ancient 4m-5m | View On Map |
| Stanton Prior | England | Somerset | Bath | churchyard | Yes | Notable | View On Map |
| Stanton St Quintin | England | Wiltshire | Chippenham | churchyard | Yes | Notable | View On Map |