as of 2017, Costa Rica has never won the World Cup
Yes Costa Rica did appear in the world cup, they appeared a few times 1990 and 2006.
yes they did
No they have not hosted the world cup as yet.
David Myrie had played 10 times for Costa Rica before the 2014 FIFA World Cup.
Keylor Navas had played 53 times for Costa Rica before the 2014 FIFA World Cup.
Johnny Acosta had played 25 times for Costa Rica before the 2014 FIFA World Cup.
Giancarlo González had played 35 times for Costa Rica before the 2014 FIFA World Cup.
Michael Umaña had played 83 times for Costa Rica before the 2014 FIFA World Cup.
Celso Borges had played 63 times for Costa Rica before the 2014 FIFA World Cup.
Óscar Duarte had played 11 time for Costa Rica before the 2014 FIFA World Cup.
Christian Bolaños had played 55 times for Costa Rica before the 2014 FIFA World Cup.