March 27, 2013
CBS announced today that Hawaii Five-0 has been renewed for a fourth season.
Today's announcement by CBS included renewals of a large portion of their primetime line-up for the 2013-2014 season. Other dramas receiving pick-ups today include The Good Wife, Elementary, The Mentalist, and NCIS: Los Angeles. Notables still awaiting news include CSI:NY, Vegas, and Criminal Minds.
UPDATE: Season 4 of Hawaii Five-0 premieres on Friday, September 27, 2013 at 9:00pm.
(Source: TV by the Numbers)