The Listed and Scheduled remains of 12th century castle overlooking the Churnet Valley, possibly built by Bertram de Verdun.
| <1> | SST372 - Written: Department of the Environment. Ongoing. Listed Buildings of Special Architectural or Historical Importance (Green and Blue Backs). |
| <2> | SST1963 - Photographic: Staffordshire County Council. 1960s onward. Staffordshire County Council Photographic Collection. various. 330-331 (1965) |
| <3> | SST1963 - Photographic: Staffordshire County Council. 1960s onward. Staffordshire County Council Photographic Collection. various. 431 (1969) |
| <4> | SST1963 - Photographic: Staffordshire County Council. 1960s onward. Staffordshire County Council Photographic Collection. various. 174-5 (1974) |
| <5> | SST144 - Aerial Photograph: National Monument Record. 1970s-1980s. National Monument Record Aerial Photograph Collection. Black and White. Oblique. AA63:6736 |
| <6> | SST390 - Index: Ordnance Survey. See cards. Ordnance Survey Card Index. SK 04 SE - 16 ('Staffordshire' 1930, page 74 by C. Masefield) |
| <7> | SST390 - Index: Ordnance Survey. See cards. Ordnance Survey Card Index. SK 04 SE - 16 ('History of North Staffordshire' 1933, page 4 by R. Nicholls) |
| <8> | SST390 - Index: Ordnance Survey. See cards. Ordnance Survey Card Index. SK 04 SE - 16 (AO/57/386/2 - 1957) |
| <9> | SST2107 - Serial: University of Keele. 1966. North Staffordshire Journal of Field Studies volume 6 (1966). 'The Medieval Castles of Staffordshire' L.M. Cantor, p42-43 (References SHC 1911, p334 & 1913, p77) |
| <10> | SST390 - Index: Ordnance Survey. See cards. Ordnance Survey Card Index. SK 04 NE - 10 (A. Clarke - Ordnance Survey Field Inspector 14-Apr-1958) |
| <11> | SST390 - Index: Ordnance Survey. See cards. Ordnance Survey Card Index. SK 04 SE - 16 (SHC 1957 'The Committee at Stafford) |
| <12> | SST3627 - Watching Brief Report: Jonathan Goodwin (Potteries Museum Field Archaeology Unit). 2002. Archaeological Watching Brief at Alton Castle, Staffordshire. Page 8-9 |
| <13> | SST1305 - Serial: Society for Medieval Archaeology. 1989. Medieval Archaeology Volume XXXIII (1989). Volume 33 - page 207 (Number 189) |
| <14> | SST3739 - Geophysical Survey Report: P. P. Barker & E.J.F. Mercer (Stratascan). 2000. Alton Castle, Staffordshire. Part II: Radar Survey of the Fosse. |
| <15> | SST1072 - Photographic: Staffordshire County Coucil. 2003. Photographs of Alton Castle and St. John's Preparatory School, Alton. Digital Photography. |