https://www.postgresql.org/support/versioning/
Version Current minor Supported First release date EOL date
10 10.2 Yes October 2017 October 2022
9.6 9.6.7 Yes September 2016 September 2021
9.5 9.5.11 Yes January 2016 January 2021
9.4 9.4.16 Yes December 2014 December 2019
9.3 9.3.21 Yes September 2013 September 2018
9.2 9.2.24 No September 2012 September 2017
9.1 9.1.24 No September 2011 September 2016
9.0 9.0.23 No September 2010 September 2015
8.4 8.4.22 No July 2009 July 2014
8.3 8.3.23 No February 2008 February 2013
8.2 8.2.23 No December 2006 December 2011
8.1 8.1.23 No November 2005 November 2010
8.0 8.0.26 No January 2005 October 2010
7.4 7.4.30 No November 2003 October 2010
7.3 7.3.21 No November 2002 November 2007
7.2 7.2.8 No February 2002 February 2007
7.1 7.1.3 No April 2001 April 2006
7.0 7.0.3 No May 2000 May 2005
6.5 6.5.3 No June 1999 June 2004
6.4 6.4.2 No October 1998 October 2003
6.3 6.3.2 No March 1998 March 2003