This is a very interesting article from espn.com addressing the average salaries from 278 professional teams from around the world. Villarreal were ranked number 182, with an average salary (USD) of $1,641,640. The players are paid, on average, $31,570 per week. I do not know where they get their numbers, but not surprisingly, Barcelona ($8.7m average) and Real Madrid (7.8m average) were the two highest-paying clubs of any major sporting league in the world (including all sports, not just soccer). The full chart is available through the link, but here are Villarreal's numbers: