Question: When is the next series of the dumping ground?
Disambiguated questions and answers: question: When is series 5 of the dumping ground starting?
When is series 4 of the dumping ground starting?
When is series 3 of the dumping ground starting?
When is series 1 of the dumping ground survival files starting?
answer: 20 January 2017
29 January 2016
16 January 2015
6 January 2014
Natural Questions answer: 13 October 2017 (from the Wikipedia article "List of The Dumping Ground episodes")