One Tree Hill season 9

One Tree Hill
Season 9
One Tree Hill Season 9 DVD cover
No. of episodes	13
Release
Original network	The CW
Original release	January 11 (2012-01-11) – April 4, 2012 (2012-04-04)
Season chronology
← Previous Season 8
List of episodes

The ninth and final season of One Tree Hill, an American television series created by Mark Schwahn for The WB Television Network, was officially ordered by The CW on May 17, 2011. Two days later, the network announced that the ninth season would serve as the series' final season. Premiering on January 11, 2012, the series aired its 13 episodes uninterrupted.

This season takes place one year after the season eight finale, marking the series' third time jump in four years. Original series co-lead James Lafferty opted to return as a part-time regular for the final season, with original cast members Bethany Joy Lenz and Sophia Bush returning to lead the season with Austin Nichols, Robert Buckley, Shantel VanSanten, Jackson Brundage, Lee Norris, Jana Kramer, Lisa Goldstein and Stephen Colletti. Additionally, Paul Johansson and Tyler Hilton returned as regulars after notable absences, whilst former stars Chad Michael Murray, Antwon Tanner, Barbara Alyn Woods, and Craig Sheffer returned for guest appearances.

The season opened to 1.75 million viewers and a 0.9 Adults 18–49 rating, up 26% in viewers compared to its season eight finale. The final episode aired on April 4, 2012, concluding the series with 1.43 million viewers.