| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Sprotbrough – Pot Ridings Wood | England | Yorkshire - South | Doncaster | woodland | Yes | Notable | View On Map |
| Sprotbrough Hall | England | Yorkshire - South | Doncaster | parkland | No | Lost | View On Map |
| Spybush Plantation | England | Hampshire | Winchester | boundary | Yes | Ancient 4m-5m | View On Map |
| St Andrews | Scotland | Fife | St Andrews | garden | No | Ancient 4m-5m | View On Map |
| St Andrews Major | Wales | Glamorgan | Cardiff | churchyard | Yes | Ancient 5m-7m | View On Map |
| St Athan | Wales | Bridgend | Bridgend | churchyard | Yes | Ancient 4m-5m | View On Map |
| St Brides – super – Ely | Wales | Glamorgan | Cardiff | churchyard | Yes | Ancient 7m+ | View On Map |
| St Devereux | England | Herefordshire | Hereford | churchyard | Yes | Ancient 5m-7m | View On Map |
| St Dogmaels | Wales | Pembrokeshire | Cardigan | churchyard | Yes | Ancient 4m-5m | View On Map |
| St Fagans | Wales | Cardiff | Cardiff | estate | Yes | Notable | View On Map |
| St George’s | Wales | Glamorgan | Cardiff | churchyard | Yes | Ancient 5m-7m, Ancient 7m+ | View On Map |
| St George(Llan St.Sior) | Wales | Conwy | Rhyl | churchyard | Yes | Ancient 5m-7m | View On Map |
| St Giles Park – Wimborne (1) | England | Dorset | Blandford Forum | estate | No | Ancient 4m-5m | View On Map |
| St Giles Park – Wimborne (2) | England | Dorset | Blandford Forum | estate | No | Lost | View On Map |
| St Kew | England | Cornwall | Wadebridge | garden | No | Ancient 5m-7m | View On Map |
| St Leonards Forest – Horsham | England | Sussex - West | Horsham | woodland | Yes | Ancient 4m-5m | View On Map |
| St Lythans | Wales | Glamorgan | Cardiff | churchyard | Yes | Ancient 4m-5m | View On Map |
| St Margarets – church | England | Herefordshire | Hereford | churchyard | Yes | Notable | View On Map |
| St Margarets – field | England | Herefordshire | Hereford | churchyard | Yes | Lost | View On Map |
| St Martin del Mar | Spain | Asturias | Villaviciosa | churchyard | Yes | Notable | View On Map |