The boys choir ranges in age from 7 to 15, and the girls from 8 to 18. The lower parts consist of Choral Scholars with an age range of 15 to 18, some having previously sung in the treble line, and Lay Clerks.
The boys' choir has singers between the ages of 7 and 15, while the girls' choir ranges from 8 to 18 years old. The lower voices within each choir are comprised of Choral Scholars aged 15 to 18, some of whom previously sang in the higher voice section, and Lay Clerks.