I'd recently heard that Young Dracula was coming back for a third season so after looking around on the internet I found Joss Agnew's the director of Young Dracula Twitter account where he confirms that it's coming back.

link

JossAgnew Joss Agnew
@unseen4 Think I can make your day. YD back. I start tomorrow. Boom!
21 Mar


Though I should point out that while this does look like it's the real Joss Agnew I have no way of proving it.