Board Thread:Spoilers!/@comment-6175354-20141023215822/@comment-25355646-20141118181912

I don't think so. AH said somewhere that Belle's mom Colette might be appearing again in 4B. So I bet Belle is going to be alive for that part of the storyline. I don't think Belle's gonna die, at least not this season.

http://insidetv.ew.com/2014/09/04/once-upon-a-time-frances-oconnor-belles-mom/

This site doesn't have AH confirming it but I'm not sure where to find that.