Gloucestershire (Listeni/ˈɡlɒstərʃər/ GLOSS-tər-shər; formally abbreviated as Gloucs. in print but now often as Glos.) is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn, and the entire Forest of Dean.
The county town is the city of Gloucester, and other principal towns include Cheltenham, Cirencester, Stroud, and Tewkesbury.
Gloucestershire borders Herefordshire to the north west, Worcestershire to the north, Warwickshire to the north east, Oxfordshire to the east, Wiltshire to the south, Bristol and Somerset to the south west, and the Welsh county of Monmouthshire to the west.