 He completed his sixth form studies at the school in 2012 after signing his professional contract with Kent and was named the Young Wisden Schools Cricketer of the Year in the 2012 edition of Wisden after scoring over 800 runs for Millfield in 2011.Having represented England at under-15 and under-17 levels, Bell-Drummond played for the England under-19 cricket team against Sri Lanka in 2010.He made his youth Test debut on 21 July 2010 at the County Ground, Northampton before scoring unbeaten 88 in the second youth Test later in the same month, aged only 16.