A seven-year-old girl was allegedly raped three times by a 13-year-old boy while on the bus to school in Washington state.

The Peninsula Daily News reported the Chimacum Middle School student's initial juvenile court is supposed to take place July 15.

Citing court records, the newspaper reported the boy and girl rode the bus together from September 2014 until the end of February.

Incident: A 7-year-old girl was allegedly raped on a school bus by a 13-year-old boy (file photograph)

According to the Peninsula Daily News, the girl told her aunt about the alleged incident, before the aunt brought the girl to a doctor.

The aunt, referred to as 'Rose,' told KING earlier this year: 'I'm angry. I'm confused.

'I feel upset for my niece.'

She told the television station: 'When we got to the doctor I found out.

'I'm still trying to wrap my head around it.'

According to KING, the alleged victim was bleeding as she returned from school.

'Rose' told KING the alleged victim no longer rides the bus.

Legal case: The accused Chimacum Middle School student's initial juvenile court appearance is supposed to take place July 15

The aunt told the television station: 'We take her to and from school for her safety.

'I have lost a lot of trust in the school district.'

KING reported neither the driver nor students observed the alleged attack.

The boy did not have an attorney Thursday, the Peninsula Daily News reported.

Referring to court documents, the newspaper reported the school expelled him and the boy was released to his family until the legal case is resolved.