12th Century
| Building | Location | Earliest extant structure date | Notes |
|---|---|---|---|
| Church of St Martin of Tours | Detling, Kent, England | c. 1100 | |
| Church of St Andrew, Stogursey | Stogursey, Somerset, England | 1107 | |
| St Margaret's Chapel | Edinburgh Castle, Edinburgh, Scotland | 1124 | |
| St Andrew's Church | Haughton-le-Skerne, Darlington, County Durham | 1125 | |
| St Mary's Church, West Chiltington | West Chiltington, West Sussex, England | 1100 – 1150 | A Saxon building is recorded in the Domesday book, almost certainly on the same site. It is not known whether or not any of the older building was incorporated into the Norman structure. |
| Carlisle Castle | Carlisle, Cumbria, England | c. 1122 - 1135 | |
| Rochester Castle | Rochester, Kent, England | 1127 | |
| St Rule's Tower | St Andrews, Fife, Scotland | 1127 | |
| Holyrood Abbey | Holyrood Palace, Edinburgh, Scotland | 1128 | |
| Dunfermline Abbey | Dunfermline, Fife, Scotland | 1128 | |
| Dover Priory | Dover, Kent, England | 1131 | One of the oldest monastic Refectories, still in use today by Dover College |
| Kirkstead Abbey | Kirkstead, Woodhall Spa, Lincolnshire, England | 1139 (founded) | Destroyed during the reformation; only a single part remains |
| Cardiff Castle | Cardiff, Wales | c. 1140 | The existing Great Keep was built by Robert "the Consul". |
| Cubbie Roo's Castle | Wyre, Orkney, Scotland | c. 1145 | The ruins include a small square keep still extant to 2.4 metres (8 ft) in height. |
| Birkenhead Priory | Birkenhead, Wirral, England | 1150 | |
| Jew's House | Lincoln, Lincolnshire, England | c. 1150 | |
| Adel St John the Baptist Church | Adel, Leeds, Yorkshire, England | 1150 | |
| Windsor Castle | Windsor, Berkshire, England | 1154 | |
| Bradwell Abbey | Milton Keynes, Buckinghamshire, England | 1155 | The Grade 1 Listed Chapel still remains, the inside of the Chapel is often open to the public |
| Saltford Manor House | Saltford, Somerset, England | c. 1160 | |
| Warwick Castle | Warwick, Warwickshire, England | c. 1160 | A "Burh" was built on the site in 914, replaced by a motte and bailey, in turn replaced by a stone keep by King Henry II (1154–89). |
| Carrickfergus Castle | Carrickfergus, Northern Ireland | 1177 | |
| Malmesbury Abbey | Malmesbury, Wiltshire, England | c. 1180 | About a third of the original building remains, and is still in use |
| Oakham Castle | Oakham, Rutland, England | 1180-1190 | The great hall remains and is Grade 1 listed. Entrance is free |
| Pembroke Castle | Pembroke, Pembrokeshire, Wales | c. 1189 | Concentric stone castle built by William Marshall from 1189. |
| Newark Priory | Pyrford, Surrey, England | c. 1189 - 1199 | Established in the late 12th century by Rauld de Calva and his wife Beatrice de Sandes for Augustian canons. Still exists as ruins today and is listed as a Grade I Ancient Monument. |
| Cleeve Abbey | Washford, Somerset, England | 1198 |
Read more about this topic: Oldest Buildings In The United Kingdom