Question: how many episodes does grey's anatomy season 3 have
Answer: of episodes 25 Release Original network ABC Original release September 21 , 2006 ( 2006 - 09 - 21 ) -- May 17 , 2007 ( 2007 - 05 - 17 ) Season chronology ← Previous Season 2 Next → Season 4 List of Grey 's Anatomy episodes