{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"urban-agglomerations-more-than-1-million","source":"European Commission, Joint Research Centre (JRC) (2025) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/urban-agglomerations-more-than-1-million","title":"Number of people living in cities with more than 1 million residents","unit":"people"},"observations":[{"date":"1950-01-01","value":0.0},{"date":"1955-01-01","value":0.0},{"date":"1960-01-01","value":1122510.0},{"date":"1965-01-01","value":1221440.0},{"date":"1970-01-01","value":2331270.0},{"date":"1975-01-01","value":2501580.0},{"date":"1980-01-01","value":2684440.0},{"date":"1985-01-01","value":2718780.0},{"date":"1990-01-01","value":2748660.0},{"date":"1995-01-01","value":2734940.0},{"date":"2000-01-01","value":2729720.0},{"date":"2005-01-01","value":1707200.0},{"date":"2010-01-01","value":1736210.0},{"date":"2015-01-01","value":1794610.0},{"date":"2020-01-01","value":1861240.0}],"summary":{"latest_period":"2020-01-01","latest_value":1861240.0,"max":2748660.0,"mean":1859510.0,"min":0.0,"of":182,"rank":92,"trend":"rising"}}