Luxembourg
Country profile
Luxembourg by the numbers: capital, size, population, currency and key facts
Luxembourg is the world's only remaining sovereign Grand Duchy and a founding member of the European Union. As of 1 January 2026, its population reached 690,959, with foreign nationals making up 46.6%. The capital, Luxembourg City, had 137,696 residents at the end of 2025. The country spans just 2,586 km2, uses the euro, and ranks among the world's richest by GDP per capita. This explainer gathers the verified key facts and figures.