As some cities have very narrow city limits and others very wide, the list may not give an accurate picture of the situation. The figures in the list should be treated with caution.
| Rank | City | Country | Eurostat population (2004)[2] | Official population | Date of census/estimate | References |
| 1 | London[3] | United Kingdom | &0000000007429200.0000007,429,200 | &0000000007556900.0000007,556,900 | 02007-06-30 30 June 2007 | [4] |
| 2 | Berlin | Germany | &0000000003387828.0000003,387,828 | &0000000003429900.0000003,429,900 | 02008-09-30 30 September 2008 | [5] |
| 3 | Madrid | Spain | &0000000003099834.0000003,099,834 | &0000000003213271.0000003,213,271 | 02008-01-01 1 January 2008 | [6] |
| 4 | Rome | Italy | &0000000002553873.0000002,553,873 | &0000000002726539.0000002,726,539 | 02009-01-31 31 January 2009 | [7] |
| 5 | Paris | France | &0000000002181374.0000002,181,374 | &0000000002203817.0000002,203,817 | 02007-01-01 1 January 2007 | [8] |
| 6 | Bucharest | Romania | &0000000001927448.0000001,927,448 | &0000000001944367.0000001,944,367 | 02009-01-01 1 January 2009 | [9] |
| 7 | Hamburg | Germany | &0000000001734830.0000001,734,830 | &0000000001773218.0000001,773,218 | 02008-02-28 28 February 2008 | [10] |
| 8 | Budapest | Hungary | &0000000001695814.0000001,695,814 | &0000000001712210.0000001,712,210 | 02009-01-01 1 January 2009 | [11] |
| 9 | Warsaw | Poland | &0000000001692854.0000001,692,854 | &0000000001706724.0000001,706,724 | 02009-01-01 1 January 2009 | [12] |
| 10 | Vienna | Austria | &0000000001598626.0000001,598,626 | &0000000001693024.0000001,693,024 | 02009-08-14 14 August 2009 | [13] |
| 11 | Barcelona | Spain | &0000000001578546.0000001,578,546 | &0000000001615908.0000001,615,908 | 02008-01-01 1 January 2008 | [6] |
| 12 | Milan | Italy | &0000000001299439.0000001,299,439 | &0000000001294797.0000001,294,797 | 02008-11-30 30 November 2008 | [14] |
| 13 | Munich | Germany | &0000000001249176.0000001,249,176 | &0000000001356594.0000001,356,594 | 02008-06-30 30 June 2008 | [15] |
| 14 | Prague | Czech Republic | &0000000001170571.0000001,170,571 | &0000000001237893.0000001,237,893 | 02008-12-31 31 December 2008 | [16] |
| 15 | Sofia | Bulgaria | &0000000001091772.0000001,091,772[17] | &0000000001401553.0000001,401,553 | 02009-10-15 15 October 2009 | [18] |
| 16 | Brussels[19] | Belgium | &0000000000999899.000000999,899 | N/A | | |
| 17 | Naples | Italy | &0000000000995171.000000995,171 | &0000000000963522.000000963,522 | 02008-11-30 30 November 2008 | [14] |
| 18 | Birmingham | United Kingdom | &0000000000992400.000000992,400 | &0000000001016800.0000001,016,800 | 02008-08-27 27 August 2008 | [4] |
| 19 | Cologne | Germany | &0000000000969709.000000969,709 | &0000000000995397.000000995,397 | 02007-12-31 31 December 2007 | [20] |
| 20 | Turin | Italy | &0000000000902255.000000902,255 | &0000000000909193.000000909,193 | 02008-11-30 30 November 2008 | [14] |
| 21 | Marseille | France | N/A | &0000000000839043.000000839,043 | 02006 2006 | [21] |
| 22 | Athens | Greece | &0000000000796442.000000796,442 | &0000000000745514.000000745,514 | 02001-01-01 1 January 2001 | [22] |
| 23 | Valencia | Spain | &0000000000785732.000000785,732 | &0000000000807200.000000807,200 | 02008-01-01 1 January 2008 | [6] |
| 24 | Łódź | Poland | &0000000000774004.000000774,004 | &0000000000750125.000000750,125 | 02007-06-30 30 June 2007 | [12] |
| 25 | Stockholm | Sweden | &0000000000761721.000000761,721 | &0000000000814418.000000814,418 | 02009-03-31 31 March 2009 | [23] |
| 26 | Kraków | Poland | &0000000000757430.000000757,430 | &0000000000756666.000000756,666 | 02007-06-30 30 June 2007 | [12] |
| 27 | Amsterdam | Netherlands | &0000000000739104.000000739,104 | &0000000000752911.000000752,911 | 02008-08-01 1 August 2008 | [24] |
| 28 | Riga | Latvia | &0000000000735241.000000735,241 | &0000000000727578.000000727,578 | 02006-01-01 1 January 2006 | [25] |
| 29 | Leeds | United Kingdom | &0000000000719600.000000719,600 | &0000000000770800.000000770,800 | 02008-08-27 27 August 2008 | [4] |
| 30 | Sevilla | Spain | &0000000000704203.000000704,203 | &0000000000704414.000000704,414 | 02009-01-01 1 January 2009 | [26] |
| 31 | Palermo | Italy | &0000000000675277.000000675,277 | &0000000000659623.000000659,623 | 02008-11-30 30 November 2008 | [14] |
| 32 | Frankfurt | Germany | &0000000000646889.000000646,889 | &0000000000667598.000000667,598 | 02007-09-30 30 September 2007 | [27] |
| 33 | Zaragoza | Spain | &0000000000638799.000000638,799 | &0000000000666129.000000666,129 | 02008-01-01 1 January 2008 | [6] |
| 34 | Wrocław | Poland | &0000000000636268.000000636,268 | &0000000000633950.000000633,950 | 02007-06-30 30 June 2007 | [12] |
| 35 | Genoa | Italy | &0000000000605084.000000605,084 | &0000000000611556.000000611,556 | 02008-11-30 30 November 2008 | [14] |
| 36 | Rotterdam | Netherlands | &0000000000598923.000000598,923 | &0000000000584058.000000584,058 | 02007-01-01 1 January 2007 | [24] |
| 37 | Stuttgart | Germany | &0000000000590657.000000590,657 | &0000000000595452.000000595,452 | 02007-02-28 28 February 2007 | [28] |
| 38 | Dortmund | Germany | &0000000000588680.000000588,680 | &0000000000587717.000000587,717 | 02006-01-01 1 January 2006 | [24] |
| 39 | Essen | Germany | &0000000000588084.000000588,084 | &0000000000583892.000000583,892 | 02007-09-30 30 September 2007 | [29] |
| 40 | Glasgow | United Kingdom | &0000000000577700.000000577,700 | &0000000000581900.000000581,900 | 02007-06-30 30 June 2007 | [4] |
| 41 | Düsseldorf | Germany | &0000000000572663.000000572,663 | &0000000000577505.000000577,505 | 02007-12-31 31 December 2007 | [30] |
| 42 | Poznań | Poland | &0000000000570778.000000570,778 | &0000000000564035.000000564,035 | 02007-06-30 30 June 2007 | [12] |
| 43 | Helsinki | Finland | &0000000000559716.000000559,716 | &0000000000577928.000000577,928 | 02009-02-28 28 February 2009 | [31] |
| 44 | Vilnius | Lithuania | &0000000000552800.000000552,800 | &0000000000553553.000000553,553 | 02006-01-01 1 January 2006 | [32] |
| 45 | Málaga | Spain | &0000000000547731.000000547,731 | &0000000000566447.000000566,447 | 02008-01-01 1 January 2008 | [6] |
| 46 | Bremen | Germany | &0000000000545932.000000545,932 | &0000000000548477.000000548,477 | 02006-11-11 11 November 2006 | [33] |
| 47 | Lisbon | Portugal | &0000000000529485.000000529,485 | &0000000000499700.000000499,700 | 02007-12-31 31 December 2007 | [34] |
| 48 | Sheffield | United Kingdom | &0000000000516100.000000516,100 | &0000000000534500.000000534,500 | 02008-08-27 27 August 2008 | [4] |
| 49 | Hannover | Germany | &0000000000515841.000000515,841 | &0000000000517251.000000517,251 | 02007-09-30 30 September 2007 | [35] |
| 50 | Copenhagen | Denmark | &0000000000501664.000000501,664 | &0000000000520659.000000520,659 | 02009-04-01 1 April 2009 | [36] |
| 51 | Leipzig | Germany | &0000000000498491.000000498,491 | &0000000000510512.000000510,512 | 02007-12-31 31 December 2007 | [37] |
| 52 | Duisburg | Germany | N/A | &0000000000496665.000000496,665 | 02007-12-31 31 December 2007 | [38] |
| 53 | Nuremberg | Germany | &0000000000495302.000000495,302 | &0000000000500967.000000500,967 | 02007-02-28 28 February 2007 | [39] |
| 54 | Dresden | Germany | &0000000000487421.000000487,421 | &0000000000507513.000000507,513 | 02007-12-31 31 December 2007 | [37] |
| 55 | Bradford | United Kingdom | &0000000000481100.000000481,100 | &0000000000501700.000000501,700 | 02008-08-27 27 August 2008 | [4] |
| 56 | Gothenburg | Sweden | &0000000000478055.000000478,055 | &0000000000500197.000000500,197 | 02008-12-31 31 December 2008 | [23] |
| 57 | Lyon | France | N/A | &0000000000472304.000000472,304 | 02006 2006 | [40] |
| 58 | Dublin | Ireland | &0000000000471841.000000471,841 | &0000000000505739.000000505,739 | 02006-04-23 23 April 2006 | [41] |
| 59 | The Hague | Netherlands | &0000000000469059.000000469,059 | &0000000000473941.000000473,941 | 02007-01-01 1 January 2007 | [24] |
| 60 | Gdańsk | Poland | &0000000000459072.000000459,072 | &0000000000456103.000000456,103 | 02007-06-30 30 June 2007 | [12] |
| 61 | Antwerp | Belgium | &0000000000455148.000000455,148 | &0000000000466203.000000466,203 | 02007-01-01 1 January 2007 | [42] |
| 62 | Edinburgh | United Kingdom | &0000000000453700.000000453,700 | &0000000000468100.000000468,100 | 02007-06-30 30 June 2007 | [4] |
| 63 | Liverpool | United Kingdom | &0000000000444500.000000444,500 | &0000000000434900.000000434,900 | 02008-08-27 27 August 2008 | [4] |
| 64 | Toulouse | France | N/A | &0000000000437715.000000437,715 | 02006 2006 | [43] |
| 65 | Manchester | United Kingdom | &0000000000437000.000000437,000 | &0000000000464200.000000464,200 | 02008-08-27 27 August 2008 | [4] |
| 66 | Bratislava | Slovakia | &0000000000425155.000000425,155 | &0000000000428791.000000428,791 | 02008-12-31 31 December 2008 | [44] |
| 67 | Szczecin | Poland | &0000000000411900.000000411,900 | &0000000000408583.000000408,583 | 02007-06-30 30 June 2007 | [12] |
| 68 | Murcia | Spain | &0000000000398815.000000398,815 | &0000000000430571.000000430,571 | 02008-01-01 1 January 2008 | [6] |
| 69 | Bristol | United Kingdom | &0000000000393900.000000393,900 | &0000000000421300.000000421,300 | 02008-08-27 27 August 2008 | [4] |
| 70 | Tallinn | Estonia | &0000000000392306.000000392,306 | &0000000000396193.000000396,193 | 02006-01-01 1 January 2006 | [45] |
| 71 | Bochum | Germany | &0000000000388179.000000388,179 | &0000000000382195.000000382,195 | 02007-06-30 30 June 2007 | [46] |
| 72 | Thessaloniki | Greece | &0000000000386627.000000386,627 | &0000000000363987.000000363,987 | 02001-03-18 18 March 2001 | [47] |
| 73 | Las Palmas | Spain | &0000000000376953.000000376,953 | &0000000000381123.000000381,123 | 02008-01-01 1 January 2008 | [6] |
| 74 | Bologna | Italy | &0000000000374425.000000374,425 | &0000000000374561.000000374,561 | 02008-11-30 30 November 2008 | [14] |
| 75 | Palma | Spain | &0000000000368974.000000368,974 | &0000000000396570.000000396,570 | 02008-01-01 1 January 2008 | [6] |
| 76 | Kaunas | Lithuania | &0000000000368913.000000368,913 | &0000000000360630.000000360,630 | 02006-01-01 1 January 2006 | [32] |
| 77 | Bydgoszcz | Poland | &0000000000368235.000000368,235 | &0000000000362397.000000362,397 | 02007-06-30 30 June 2007 | [12] |
| 78 | Florence | Italy | &0000000000368059.000000368,059 | &0000000000365744.000000365,744 | 02008-11-30 30 November 2008 | [14] |
| 79 | Brno | Czech Republic | &0000000000367729.000000367,729 | &0000000000368864.000000368,864 | 02008-03-31 31 March 2008 | [48] |
| 80 | Wuppertal | Germany | &0000000000361077.000000361,077 | &0000000000358746.000000358,746 | 02006-06-30 30 June 2006 | [49] |
| 81 | Lublin | Poland | &0000000000355998.000000355,998 | &0000000000352786.000000352,786 | 02007-06-30 30 June 2007 | [12] |
| 82 | Bilbao | Spain | &0000000000352317.000000352,317 | &0000000000353340.000000353,340 | 02008-01-01 1 January 2008 | [6] |
| 83 | Nice | France | N/A | &0000000000347060.000000347,060 | 02006 2006 | [50] |
| 84 | Plovdiv | Bulgaria | &0000000000340538.000000340,538[51] | &0000000000376850.000000376,850 | 02009-07-15 15 July 2009 | [18] |
| 85 | Bari | Italy | &0000000000328458.000000328,458 | &0000000000320676.000000320,676 | 02008-11-30 30 November 2008 | [14] |
| 86 | Bielefeld | Germany | &0000000000328012.000000328,012 | &0000000000326268.000000326,268 | 02006-06-30 30 June 2006 | [52] |
| 87 | Wakefield | United Kingdom | N/A | &0000000000322300.000000322,300 | 02008-08-27 27 August 2008 | [4] |
| 88 | Valladolid | Spain | &0000000000321713.000000321,713 | &0000000000318461.000000318,461 | 02008-01-01 1 January 2008 | [53] |
| 89 | Katowice | Poland | &0000000000319904.000000319,904 | &0000000000313461.000000313,461 | 02007-06-30 30 June 2007 | [12] |
| 90 | Cardiff | United Kingdom | &0000000000316800.000000316,800 | &0000000000321000.000000321,000 | 02007-06-30 30 June 2007 | [4] |
| 91 | Córdoba | Spain | &0000000000314178.000000314,178 | &0000000000325453.000000325,453 | 02008-01-01 1 January 2008 | [53] |
| 92 | Varna | Bulgaria | &0000000000312889.000000312,889[17] | &0000000000362994.000000362,994 | 02009-09-15 15 September 2009 | [18] |
| 93 | Bonn | Germany | &0000000000311938.000000311,938 | &0000000000312996.000000312,996 | 02006-06-30 30 June 2006 | [54] |
| 94 | Cluj-Napoca | Romania | &0000000000311528.000000311,528 | &0000000000306474.000000306,474 | 02009-01-01 1 January 2009 | [9] |
| 95 | Ostrava | Czech Republic | &0000000000311402.000000311,402 | &0000000000336909.000000336,909 | 02008-03-31 31 March 2008 | [55] |
| 96 | Alicante | Spain | &0000000000310330.000000310,330 | &0000000000331750.000000331,750 | 02008-01-01 1 January 2008 | [53] |
| 97 | Coventry | United Kingdom | N/A | &0000000000309800.000000309,800 | 02008-08-27 27 August 2008 | [4] |
| 98 | Iaşi | Romania | N/A | &0000000000308843.000000308,843 | 02009-01-01 1 January 2009 | [9] |
| 99 | Timişoara | Romania | &0000000000303908.000000303,908 | &0000000000311586.000000311,586 | 02009-01-01 1 January 2009 | [9] |
| 100 | Aarhus | Denmark | N/A | &0000000000303107.000000303,107 | 02009-04-01 1 April 2009 | [56] |
| 101 | Constanţa | Romania | N/A | &0000000000302171.000000302,171 | 02009-01-01 1 January 2009 | [9] |
| 102 | Utrecht | Netherlands | N/A | &0000000000300030.000000300,030 | 02009-01-12 12 January 2009 | [57] |