✡ Ancient Levant
Judaism
Small but globally distributed, with about 85% of the world's Jews in Israel and the United States.
Adherents
15m
Share of world
0.2%
Median age
37
Net from switching
-0.3m
Where it is actually moving
Modest net losses to the unaffiliated in the United States, offset by very high fertility among Haredi communities in Israel and New York.
Largest Jewish populations
Israel
7.4m · 74%Haredi Jews have a fertility rate near 6.5 children per woman, the highest of any religious group measured in a high-income country.
United States
6.7m · 2%For every American raised with no religion who has since joined one, about six raised Christian have left — the largest raw switching flow in the Western hemisphere.
United Kingdom
0.7m · 1%England and Wales became majority non-Christian for the first time in the 2021 census — the fastest recorded religious change in British history.
France
0.7m · 1%France hosts both Western Europe's largest Muslim population and one of its largest unaffiliated majorities.
Argentina
0.5m · 1%Home to Latin America's largest Jewish community, roughly 175,000 people, most of them in Buenos Aires.
Canada
0.4m · 1%Canada's Sikh population has more than doubled since 2001 and now exceeds 770,000, the largest share of any country outside India.