Rank Country 2015 population figure[Note 1] % of pop. Average relative annual growth (%)[Note 2] Average absolute annual growth [Note 3] Official figure (where available) Date of last figure Source 1 Germany 81,197,537 15.97 0.50 430,074 81,083,600 September 30, 2014 Official estimate 2 France 66,415,161 13.06 0.79 526,013 66,660,000 March 1, 2016 Monthly official estimate 3 Italy 60,795,612 11.96 0.02 12,947 60,734,190 March 31, 2015 Monthly official estimate 4 Spain 46,439,864 9.14 -0.16 -72,223 46,439,864 January 1, 2015 Official estimate 5 Poland 38,005,614 7.48 -0.03 -12,238 38,484,000 December 31, 2014 Official estimate 6 Romania 19,861,408 3.91 -0.43 -85,533 19,942,642 January 11, 2014 Official estimate 7 Netherlands 16,900,726 3.33 0.42 71,740 16,976,281 November 30, 2015 Monthly population figures 8 Belgium 11,258,434 2.22 0.49 54,707 11,250,659 July 1, 2015 Monthly official estimate 9 Greece 10,812,467 2.13 -1.05 -113,144 10,816,286 May 24, 2011 Final 2011 census result 10 Czech Republic 10,538,275 2.07 0.25 25,920 10,537,818 March 31, 2015 Official estimate 11 Portugal 10,374,822 2.04 -0.50 -52,215 10,374,822 2014 Official estimate 12 Hungary 9,849,000 1.94 -0.29 -28,284 9,855,571 January 1, 2015 Official estimate 13 Sweden 9,747,355 1.92 1.06 103,580 9,804,082 July 31, 2015 Monthly official estimate 14 Austria 8,584,926 1.69 0.92 78,753 8,623,073 July 1, 2015 Official estimate 15 Bulgaria 7,202,198 1.42 -0.60 -43,218 7,202,198 December 31, 2014 Official estimate 16 Denmark 5,659,715 1.11 0.75 42,690 5,678,348 July 1, 2015 Official estimate 17 Finland 5,471,753 1.08 0.38 20,560 5,479,018 July 31, 2015 Monthly official estimate 18 Slovakia 5,421,349 1.07 0.10 5,405 5,421,329 December 31, 2014 Official estimate 19 Ireland 4,625,885 0.91 0.44 20,474 4,609,600 April 2014 Official estimate 20 Croatia 4,225,316 0.83 -0.51 -21,384 4,267,558 July 1, 2012 Official estimate 21 Lithuania 2,921,262 0.57 -0.75 -22,042 2,888,582 January 1, 2016 Monthly official estimate 22 Slovenia 2,062,874 0.41 0.09 1,791 2,062,874 January 1, 2015 Official estimate 23 Latvia 1,986,096 0.39 -0.77 -15,254 1,978,300 August 1, 2015 Monthly official estimate 24 Estonia 1,313,271 0.26 -0.19 -2,543 1,313,271 January 1, 2015 Official estimate 25 Cyprus 847,008 0.17 -1.28 -10,851 858,000 December 31, 2013 Official estimate 26 Luxembourg 562,958 0.11 2.42 13,599 562,958 December 31, 2014 Official estimate 27 Malta 429,344 0.08 0.93 3,997 417,432 November 20, 2011 2011 census result Total 508,191,116 100.00 0.26 1,313,888