Epstein had no lower age limit, and many of his victims never came forward publicly. Evidence:

https://www.thecut.com/2019/07/how-many-jeffrey-epstein-victims-are-there.html
"Wild said that Epstein told her he wanted girls “as young as I could find them” and that “he wanted as many girls as I could get him. It was never enough.” Other witnesses have testified in civil court that hundreds of girls were brought to Epstein’s homes."

Attorney General of the US Virgin Islands: Epstein trafficked girls at least as young as 11 years old:
https://www.independent.co.uk/news/world/americas/jeffrey-epstein-suicide-victims-girls-virgin-islands-lawsuit-trafficking-a9285536.html