<Table> <Tr> <Th colspan="2"> Seattle Seahawks </Th> </Tr> <Tr> <Td colspan="2"> Current season </Td> </Tr> <Tr> <Td colspan="2"> Established June 4 , 1974 ; 43 years ago ( 1974 - 06 - 04 ) First season : 1976 Play in CenturyLink Field Seattle , Washington Headquartered in the Virginia Mason Athletic Center Renton , Washington </Td> </Tr> <Tr> <Th colspan="2"> </Th> </Tr> <Tr> <Td colspan="2"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Logo </Td> <Td> Wordmark </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th colspan="2"> League / conference affiliations </Th> </Tr> <Tr> <Td colspan="2"> <P> National Football League ( 1976 -- present ) </P> <Ul> <Li> American Football Conference ( 1977 -- 2001 ) <Ul> <Li> AFC West ( 1977 -- 2001 ) </Li> </Ul> </Li> <Li> National Football Conference ( 1976 , 2002 -- present ) <Ul> <Li> NFC West ( 1976 , 2002 -- present ) </Li> </Ul> </Li> </Ul> </Td> </Tr> <Tr> <Td colspan="2"> Current uniform </Td> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th> Team colors </Th> <Td> <P> College Navy , Action Green , Wolf Grey </P> </Td> </Tr> <Tr> <Th> Mascot </Th> <Td> Blitz , Boom , Taima the Hawk ( live Augur hawk ) </Td> </Tr> <Tr> <Th colspan="2"> Personnel </Th> </Tr> <Tr> <Th> Owner ( s ) </Th> <Td> Paul Allen </Td> </Tr> <Tr> <Th> Chairman </Th> <Td> Paul Allen </Td> </Tr> <Tr> <Th> CEO </Th> <Td> Peter McLoughlin </Td> </Tr> <Tr> <Th> President </Th> <Td> Peter McLoughlin </Td> </Tr> <Tr> <Th> General manager </Th> <Td> John Schneider </Td> </Tr> <Tr> <Th> Head coach </Th> <Td> Pete Carroll </Td> </Tr> <Tr> <Th colspan="2"> Team history </Th> </Tr> <Tr> <Td colspan="2"> <Ul> <Li> Seattle Seahawks ( 1976 -- present ) </Li> </Ul> </Td> </Tr> <Tr> <Th colspan="2"> Team nicknames </Th> </Tr> <Tr> <Td colspan="2"> <Ul> <Li> The ' Hawks </Li> <Li> The Blue Wave ( 1984 -- 1986 ) </Li> <Li> The Legion of Boom ( secondary , 2011 -- present ) </Li> </Ul> </Td> </Tr> <Tr> <Th colspan="2"> Championships </Th> </Tr> <Tr> <Td colspan="2"> <P> League championships ( 1 ) </P> <Ul> <Li> Super Bowl championships ( 1 ) 2013 ( XLVIII ) </Li> </Ul> </Td> </Tr> <Tr> <Td colspan="2"> <P> Conference championships ( 3 ) </P> <Ul> <Li> NFC : 2005 , 2013 , 2014 </Li> </Ul> </Td> </Tr> <Tr> <Td colspan="2"> <P> Division championships ( 10 ) </P> <Ul> <Li> AFC West : 1988 , 1999 </Li> <Li> NFC West : 2004 , 2005 , 2006 , 2007 , 2010 , 2013 , 2014 , 2016 </Li> </Ul> </Td> </Tr> <Tr> <Th colspan="2"> Playoff appearances ( 16 ) </Th> </Tr> <Tr> <Td colspan="2"> <Ul> <Li> NFL : 1983 , 1984 , 1987 , 1988 , 1999 , 2003 , 2004 , 2005 , 2006 , 2007 , 2010 , 2012 , 2013 , 2014 , 2015 , 2016 </Li> </Ul> </Td> </Tr> <Tr> <Th colspan="2"> Home fields </Th> </Tr> <Tr> <Td colspan="2"> <Ul> <Li> Kingdome ( 1976 -- 1999 ) </Li> <Li> Husky Stadium ( 2000 -- 2001 ) </Li> <Li> CenturyLink Field ( 2002 -- present ) </Li> </Ul> </Td> </Tr> </Table>
when was the last time the seattle seahawks won the superbowl
2013