America Lopez, a contestant on Big Brother 25, is 27 years old. This age places her roughly in the middle range of the houseguests for that season, where the oldest contestant was 63 and the youngest was 21
. In general, the average age of Big Brother US contestants historically is about 28.87 years, with a median age of 27 years. The show requires contestants to be at least 21 years old to participate
. The oldest contestant ever was Jerry MacDonald, who was 75 years old when he competed in season 10
