County Durham and Darlington Fire and Rescue Service is the statutory fire and rescue service covering an area of 2,432 km2 (939 square miles), for the unitary authority areas of County Durham and Darlington.

The first chief fire officer was C.V Hall and was appointed this position on 19 September 1947.

The large area covered by the FRS was then divided into three areas, consisting of: Divisions A-C. Every fire and rescue service in England and Wales is periodically subjected to a statutory inspection by His Majesty's Inspectorate of Constabulary and Fire & Rescue Services (HMICFRS).

On a scale of outstanding, good, requires improvement and inadequate, County Durham and Darlington Fire and Rescue Service has been rated as follows:

The service operates its own training school and workshops, which are located in Bowburn.