ChartBasis

Population: compare countries

See Population for up to four countries side by side.

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Population by country

Annual, Persons

Source: World Bank

Population: latest observations by country
Date	Zambia	United States
Dec 31, 2002	10,647,949	287,625,193
Dec 31, 2003	10,983,595	290,107,933
Dec 31, 2004	11,338,198	292,805,298
Dec 31, 2005	11,718,819	295,516,599
Dec 31, 2006	12,129,553	298,379,912
Dec 31, 2007	12,565,085	301,231,207
Dec 31, 2008	13,021,324	304,093,966
Dec 31, 2009	13,490,389	306,771,529
Dec 31, 2010	13,965,594	309,378,227
Dec 31, 2011	14,437,796	311,839,461
Dec 31, 2012	14,913,629	314,339,099
Dec 31, 2013	15,398,997	316,726,282
Dec 31, 2014	15,895,315	319,257,560
Dec 31, 2015	16,399,089	321,815,121
Dec 31, 2016	16,914,423	324,353,340
Dec 31, 2017	17,441,320	326,608,609
Dec 31, 2018	17,973,569	328,529,577
Dec 31, 2019	18,513,839	330,226,227
Dec 31, 2020	19,059,395	331,578,104
Dec 31, 2021	19,603,607	332,100,166
Dec 31, 2022	20,152,938	333,996,304
Dec 31, 2023	20,723,965	336,755,052
Dec 31, 2024	21,314,956	340,003,797
Dec 31, 2025	21,913,874	341,784,857