2004 | 23 Episodes

Season 1 of CSI: NY premiered on September 21, 2004.

2005 | 24 Episodes

Season 2 of CSI: NY premiered on September 27, 2005.

2006 | 24 Episodes

Season 3 of CSI: NY premiered on September 19, 2006.

2007 | 21 Episodes

Season 4 of CSI: NY premiered on September 25, 2007.

2008 | 25 Episodes

Season 5 of CSI: NY premiered on September 23, 2008.

2009 | 23 Episodes

Season 6 of CSI: NY premiered on September 22, 2009.

2010 | 22 Episodes

Season 7 of CSI: NY premiered on September 23, 2010.

2011 | 18 Episodes

Season 8 of CSI: NY premiered on September 22, 2011.

2012 | 17 Episodes

Season 9 of CSI: NY premiered on September 27, 2012.