I believe this varies by state and by age (https://en.wikipedia.org/wiki/Ages_of_consent_in_North_America#State_laws https://en.wikipedia.org/wiki/Ages_of_conse

I believe this varies by state and by age (https://en.wikipedia.org/wiki/Ages_of_consent_in_North_America#State_laws https://en.wikipedia.org/wiki/Ages_of_consent_in_North_Ameri...). As I understand it, here in New York, two consenting but unmarried 16-year-olds would technically be engaging in mutual statutory rape, but two 15-year-olds could not be charged with the same crime.