If you've ever been curious about people's average number of sexual partners , you now have your answer. According to a new survey from Superdrug , people's average "sex number" actually varied from country to country. The survey, which took a look at 2,000 adults in the U.S. and Europe, found that people in the U.S. had an average of around 7.2 sexual partners in their lifetimes, while people in the UK had an average of seven partners, and those in the Netherlands had averaged 6.9 partners in their lives.