Timeline events for date 900
| Comunity | Date | Events |
|---|---|---|
| Aldbourne | 900 | The village is founded by the Saxons and a wooden church dedicated to St. Mary Magdalene is built on the site of the present day church |
| Chippenham | 900 | Probably a mint in the town as there are coins of coins of Ethelred II (978-1016) have the place-name Cepen (Chippenham) on them |
| Corsham | 900 | King Ethelred owns a country palace in Corsham |