Urban Development in Ghana 13 indicators covering urban development for Ghana. IndicatorLatest Year10-yr change Rank Population in the largest city 19.5% 2025 up 14.9% 115th Population density 148.5 people per sq. km of land area 2023 up 23.4% 77th PM2.5 air pollution, mean annual exposure 28.14 micrograms per cubic meter 2023 up 16.3% 53rd Population in urban agglomerations of more than 1 million 6.82 million 2025 up 39.1% 43rd Population in urban agglomerations of more than 1 million, per capita 0.1946 units per person 2025 up 13.9% 73rd Population in urban agglomerations of more than 1 million, annual 3.02 % change on previous year 2025 down 21.8% 32nd Population in urban agglomerations of more than 1 million, per unit 0.0001 units per US$ of GDP 2025 down 39.8% 41st Population in urban agglomerations of more than 1 million, per square 28.25 units per square kilometre 2023 up 41.3% 37th Population in largest city 4.04 million 2025 up 54.3% 48th Crude steelmaking capacity 0.49 Tonnes 2025 unchanged 71st Africa's Development Dynamics (AfDD) Table 23 - Ecological 232.51 Hectares 2020 up 58.7% 35th PM2.5 air pollution, population exposed to levels exceeding WHO 100.0% 2017 unchanged 1st Dollar value of all resources made available to strengthen 25.45 million 2023 up 318.2% 3rd