The number of registered electors in Hong Kong’s geographical constituencies has dropped for a fifth consecutive year to 4.12 million, with the largest decline registered in those aged 21 to 25.
But the city also added nearly 64,900 people to the voter rolls this year, the highest annual increase since 2021, according to provisional figures released by the Registration and Electoral Office on Saturday.
The figure of 4.12 million residents was 24,400 less than last year’s total, a decline of 0.59 per cent.
Compared with 2021, which saw a peak of 4.47 million registered voters, the latest overall figure was down by about 347,300, or 7.8 per cent.
The largest drop this year was among voters aged 21 to 25, which fell by 23.7 per cent to about 108,000, down from 141,000 in 2025.
Over five years, the number of voters in that age category has dropped by 159,858.
Annual declines were also recorded in the 26 to 30-year-old bracket, where the number fell by 5.1 per cent to 247,000, and in those aged 56 to 60, down by 3.7 per cent to 381,000.