<P> The world 's most valuable sports teams , as ranked annually by the American magazine Forbes , include teams from association football , American football , baseball , and basketball . National Football League franchise Dallas Cowboys , valued at $4.2 billion , was named the world 's most valuable sports team of 2017 , becoming the first non-association football team to top Forbes ' ranking since its inception in 2010 . English club Manchester United ( 2010 -- 12 ) and Spanish club Real Madrid ( 2013 -- 15 ) have previously each been named the most valuable team three times . </P>
<P> The world 's most valuable sports teams , as ranked annually by the American magazine Forbes , include teams from association football , American football , baseball , and basketball . National Football League franchise Dallas Cowboys , valued at $4.2 billion , was named the world 's most valuable sports team of 2017 , becoming the first non-association football team to top Forbes ' ranking since its inception in 2010 . English club Manchester United ( 2010 -- 12 ) and Spanish club Real Madrid ( 2013 -- 15 ) have previously each been named the most valuable team three times . </P>
which us professional sports franchise has the highest value
which us professional sports franchise has the highest value
Dallas Cowboys
Dallas Cowboys