"How old do you have to be to become a member of parliament?"

To be a senator or member of the House of Representatives you need to be 18 years of age or older.

There are also some other requirements before you can become a member of parliament. You need to:

While you can be elected at 18 most members and senators are in their 30s or older.

However, some members of Parliament were elected at a younger age. Former Prime Ministers Malcolm Fraser and Paul Keating were both 25 when they were first elected.

The youngest ever member of the House of Representatives was Wyatt Roy, who was elected when he was 20. Jordon Steele-John was 23 when he became the youngest elected senator. 

The Australian Electoral Commission (AEC) website has lots of information about the requirements for members of parliament, including the nomination process.

diagram to help explain How old do you have to be to become a member of parliament?