| Stanford Formation | |
| Type: | Formation |
| Period: | Oxfordian |
| Prilithology: | Limestone |
| Otherlithology: | Marl, Mudstone |
| Namedfor: | Stanford in the Vale |
| Region: | England |
| Country: | United Kingdom |
| Unitof: | Corallian Group |
| Underlies: | Ampthill Clay Formation |
| Overlies: | Kingston Formation, West Walton Formation |
| Thickness: | 0 to 26 m around Oxford, up to about 15 m in the Calne-Swindon area |
| Extent: | Wiltshire, Oxfordshire, Buckinghamshire |
The Stanford Formation is a geologic formation in England. It preserves fossils dating back to the Oxfordian stage of the Middle Jurassic period, around 160 million years ago.