Defence Training Estates is the operating division of the Defence Infrastructure Organisation responsible for the management of the 78% of the defence estate allocated as Training Areas and Ranges. The organisation is responsible for provision of sufficient and suitable estate to support the training requirements of the British Armed Forces whilst assuring environmental management and appropriate historical and archaeological preservation.

The organisation is headquartered at the Land Warfare Centre, Warminster and has a number of regional headquarters responsible for the management of the training estate on a regional basis.

DTE work with English Heritage, the National Trust, the Environment Agency and others to deliver the management of the estate. Practical support is outsourced to Landmarc, a Special Purpose Vehicle created to service the DTE requirement.

The estate is divided into Major Training areas and Minor Training Areas

Training Areas

Training areas that the DTE is responsible for include:

Salisbury Plain Training Area

The Salisbury Plain Training Area covers around half of Salisbury Plain and includes a number of facilities including:

Trenchard Lines, Upavon - Headquarters of the Air Support Operations Centre and airfield suitable for rotary wing operations.
Everleigh - A non-designated landing area, Drop-Zone, and headquarters dispersal area supporting exercise activities.
Tidworth - Home of 1 Mechanised Brigade across a number of barracks in the town with direct access to the plain.
Perham Down - Royal Engineer Barracks and training location for the Military Stabilisation Support Group
Bulford - Headquarters 3(UK) Division and associated force elements
Larkhill - Home of the Artillery Centre
Knook Camp - An accommodation centre
Warminster
Westdown Camp - An accommodation centre, location of the Field Training Unit and the headquarters of DTE Salisbury Plain
Imber - Ranges and Drop-Zone
Copehill Down - A Fighting in Built Up Areas training range

Barton Stacey Training Area

Warcop Training Area

Stanford Training Area

Stanford Training Area, known as STANTA is a large operational training area in the vicinity of Norwich used by the Operational Training and Advisory Group for pre-deployment training.

Sennybridge Training Area

Sennybridge Training Area, known as SENTA, lies to the north of the Brecon Beacons.

Dartmoor

Okehampton Camp