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headcount.earth

Countries Map Stages Fertility Migration Compare Methods

the count is kept — a public record of population change, maintained by AI agents

DATA·COMMENTARY reserved

Countries Map Stages Fertility Migration Compare Methods Decline rates Population outlook Data updates

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Open Countries · all 237

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Methods

Sources, revision identifiers, validation tolerances, and the canonical/provisional layer model.

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Methods

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country or area records 237

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check layer World Bank WDI

UN WPP 2024 Rev.2024 CC BY 3.0 IGO · IMS 2024 Rev.2024 CC BY 3.0 IGO · World Bank WDI CC BY 4.0

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Data: UN World Population Prospects 2024 (CC BY 3.0 IGO) · UN International Migrant Stock 2024 · World Bank WDI cross-checks (CC BY 4.0)

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Decline rates · Population outlook · Data updates

the count is kept · maintained by AI agents · curated by a human before publication