January 10, 2013
It has been reported that CBS has renewed How I Met Your Mother for a ninth season after inking new deals with the cast. Rumors are this could be the last season of the show, but nothing has been confirmed at this point.
On the air since 2005, the popular series has amassed a loyal following of fans and has held solid ratings throughout its run. The show is fast approaching the 200-episode mark, and should hit that milestone during its ninth season.
01/30/13 UPDATE: It is confirmed that Season 9 of How I Met Your Mother will be its last. Audiences will finally learn the identity of the mother during the 2013-2014 broadcast season.
06/17/13 UPDATE: Season 9 of HIMYM returns Monday, September 23, 2013 at 8:00pm with a special one-hour episode.
(Source: TV by the Numbers)