The states have different laws regarding statutes of limitations. Sometimes it is up to a particular age, sometimes a certain time to file after the crime. Sometimes, if it is from a "charitable institution" like a church or school, there are differences as well. Some states count the time from when it is remembered first in cases of blocked memories.
Again, civil and criminal statutes are different.
Best to check (for free) with the DA or prosecutor who handles sex crimes in the jurisdiction where the crime took place.
Blissfully retired after 35 years treating sexual abuse