The data behind every score. Numbeo, OECD, World Bank, Mercer EIU, local statistical offices. The full source list and update cadence.
Every number on everycity.guide is sourced from one of seven structural feeds: Numbeo for crowd sourced cost of living (refreshed monthly), our Numbeo methodology read covers the limits. Mercer Cost of Living Survey for premium professional data (annual). OECD Better Life Index for cross country quality of life (annual). World Bank Open Data for GDP per capita, demographic, and economic indicators (quarterly). EIU Worldwide Cost of Living for the premium index. Local statistical offices for each country (variable cadence). Unsplash for hero photography under the Unsplash license, always credited in the footer.
City profiles refresh quarterly for cost of living lines; annually for safety, salary, and tax. Comparison pages refresh quarterly. Ranking pages refresh quarterly with re ordering when the underlying scores move. Journal posts have a datePublished plus dateModified; we update the modified date when we touch the numbers.
Every monetary figure cites a source via footnote. Every safety, climate, or salary score links to the source dataset. We do not link to paywalled sources without offering a free alternative cite. Sponsored or paid placement is explicitly forbidden per our methodology.