| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Bettws-y-Crwyn | England | Shropshire | Knighton | churchyard | Yes | Ancient 4m-5m | View On Map |
| Betws Bledrws | Wales | Ceredigion | Lampeter | garden | No | Ancient 4m-5m | View On Map |
| Betws-y-Coed | Wales | Conwy | Betws-y-Coed | churchyard | Yes | Ancient 4m-5m, Notable | View On Map |
| Bewdley | England | Worcestershire | Kidderminster | former religious site | Yes | Notable | View On Map |
| Bickenhall | England | Somerset | Taunton | former religious site | Yes | Ancient 4m-5m | View On Map |
| Bicknoll Wood – nr Broad Hinton | England | Wiltshire | Wootton Bassett | woodland | Yes | Ancient 4m-5m | View On Map |
| Bicknoller | England | Somerset | Watchet | churchyard | Yes | Ancient 7m+ | View On Map |
| Bicknor | England | Kent | Sittingbourne | churchyard | Yes | Notable | View On Map |
| Bicton | England | Devon | Budleigh Salterton | churchyard | Yes | Notable | View On Map |
| Bidborough | England | Kent | Royal Tunbridge Wells | churchyard | Yes | Ancient 5m-7m | View On Map |
| Biddenfield | England | Hampshire | Fareham | footpath/road | No | Ancient 5m-7m | View On Map |
| Biddisham | England | Somerset | Weston-super-Mare | churchyard | Yes | Notable | View On Map |
| Biggin Hill | England | Greater London | Biggin Hill | woodland | Yes | Ancient 4m-5m | View On Map |
| Bignor | England | Sussex - West | Petworth | churchyard | Yes | Ancient 5m-7m, Lost | View On Map |
| Bignor Hill | England | Sussex - West | Petworth | estate | Yes | Ancient 4m-5m, Lost | View On Map |
| Billingsley | England | Shropshire | Bridgnorth | churchyard | Yes | Ancient 4m-5m, Ancient 5m-7m | View On Map |
| Bilsington | England | Kent | Ashford | churchyard | Yes | Ancient 4m-5m | View On Map |
| Binsted | England | Hampshire | Farnham | churchyard | Yes | Ancient 4m-5m | View On Map |
| Birchend – Gospel Yew | England | Herefordshire | Ledbury | footpath/road | Yes | Ancient 4m-5m | View On Map |
| Birches Farm – Kingswood | England | Herefordshire | Kington | hedge | Yes | Ancient 4m-5m | View On Map |