data sydney 2024The current metro area population of Sydney in 2025 is 5,249,000, a 1.23% increase from 2025. The metro area population of Sydney in 2025 was 5,185,000, a 1.25% increase from 2025.The chart shows real-time data (5-minute) for each region including current Dispatch price, Scheduled Demand, Scheduled Generation, Semi