In the 2013\/14 Times Higher Education World University Rankings , UCL is ranked 21st in the world ( and 5th in Europe ) .
UCL is ranked 21st in the world ( and 3rd in Europe ) in the 2010 Academic Ranking of World Universities , 4th in the world ( and 2nd in Europe ) in the 2010 QS World University Rankings , and 22nd in the world ( and 5th in Europe ) in the 2010 Times Higher Education World University Rankings .