Countries that will peak within 25 years

Countries and areas whose population is projected to peak within the next 25 years, earliest first. 42 countries and areas, based on 2026 figures.

#	Country / area	Peak year	Then → now
1	Aruba	2026	108,173
2	Finland	2026	5.6 million
3	Trinidad and Tobago	2028	1.5 million
4	Barbados	2028	282,801
5	Guernsey	2031	64,780
6	Grenada	2031	117,422
7	Saint Lucia	2032	181,489
8	China, Macao SAR	2032	727,583
9	Dem. People's Republic of Korea	2032	26.8 million
10	Malta	2034	556,731
11	Anguilla	2036	15,089
12	Andorra	2036	86,166
13	Antigua and Barbuda	2039	97,168
14	British Virgin Islands	2039	41,208
15	Singapore	2040	6.2 million
16	Chile	2041	20.5 million
17	French Polynesia	2041	289,038
18	Netherlands	2042	19.1 million
19	Denmark	2042	6.1 million
20	Brazil	2042	219.3 million
21	Jersey	2043	105,191
22	Seychelles	2043	142,621
23	Costa Rica	2044	5.4 million
24	Belgium	2045	11.9 million
25	Bonaire, Sint Eustatius and Saba	2046	34,930
26	Saint Barthélemy	2047	12,801
27	Türkiye	2047	91.4 million
28	El Salvador	2048	6.7 million
29	Turks and Caicos Islands	2049	51,013
30	Myanmar	2049	58.6 million
31	Réunion	2049	939,974
32	Iceland	2050	432,875
33	Argentina	2050	48.3 million
34	Bahamas	2050	423,867
35	Viet Nam	2050	110 million
36	Azerbaijan	2051	11.2 million
37	Cabo Verde	2051	566,154
38	Colombia	2051	59.4 million
39	Sint Maarten (Dutch part)	2051	51,020
40	Switzerland	2051	9.3 million
41	Sri Lanka	2051	24.8 million
42	Norway	2051	5.9 million

Source: UN World Population Prospects 2024 (medium variant).