India's population to peak at 1.7 billion in 2060s

India's population is projected to peak in the early 2060s at 1.7 billion before declining by 12%. The global population is expected to reach 10.3 billion by the mid-2080s, up from 8.2 billion in 2024, before gradually declining. India will remain the world's most populous nation throughout the century, with a projected population of 1.5 billion by 2100. China's population is expected to decline significantly.