 Metropolitan Athens is today among the top 100 urban areas in the world  Urban population growth from now to 2030 Capital cities World's largest cities and their mayors 2010 World's largest cities 2007 Fastest growing cities 2007 Largest cities in the world Largest urban areas Richest cities in th world Largest European cities Largest US cities Largest Canadian cities Largest Brazilian cities Largest German cities Largest French cities Largest French urban areas Largest UK cities Largest Italian cities Largest Spanish cities Largest Indian cities Largest Japanese cities Top US eCities Top European eCities Directories Urbanisation 2008 to 2030  Worldwide | Elections | North America | Latin America | Europe | Asia | Africa |                           |
A to Z of world’s largest
The 2006 population figures are based on censuses carried out between 2000 and 2005 and adjusted to take account of average annual population changes. The 2020 population figures were calculated using the 2006 data as base and applying annual rates of population changes. |
|
City/Urban area
|
Country
|
Population in 2006
(millions) |
Rank in 2006
|
Population in 2020
(millions) |
Rank in 2020
|
| Aachen | Germany |
1.08
|
388
|
1.09
|
390
|
| Abidjan | Côte d'Ivoire |
3.62
|
78
|
5.11
|
69
|
| Accra | Ghana |
2.03
|
177
|
3.05
|
140
|
| Adana | Turkey |
1.28
|
321
|
1.63
|
307
|
| Addis Ababa | Ethiopia |
2.98
|
106
|
4.76
|
80
|
| Adelaide | Australia |
1.14
|
361
|
1.24
|
371
|
| Agra | India |
1.58
|
238
|
2.36
|
203
|
| Ahmadabad | India |
5.34
|
46
|
7.78
|
39
|
| Aleppo | Syria |
2.58
|
133
|
3.60
|
117
|
| Alexandria | Egypt |
3.81
|
74
|
4.77
|
79
|
| Algiers | Algeria |
3.37
|
89
|
4.93
|
74
|
| Allahabad | India |
1.18
|
352
|
1.58
|
317
|
| Almaty | Kazakhstan |
1.10
|
382
|
1.07
|
394
|
| Amman | Jordan |
1.33
|
305
|
1.76
|
284
|
| Amritsar | India |
1.20
|
343
|
1.78
|
282
|
| Amsterdam | Netherlands |
1.16
|
357
|
1.26
|
369
|
| Ankara | Turkey |
3.69
|
77
|
4.85
|
76
|
| Anshan | China |
1.46
|
267
|
1.52
|
330
|
| Antananarivo | Madagascar |
1.88
|
190
|
3.13
|
135
|
| Asansol | India |
1.32
|
308
|
2.02
|
248
|
| Asunción | Paraguay |
1.83
|
198
|
2.82
|
156
|
| Athens | Greece |
3.25
|
98
|
3.39
|
121
|
| Atlanta | USA |
4.47
|
56
|
6.44
|
51
|
| Auckland | New Zealand |
1.17
|
354
|
1.39
|
355
|
| Austin | USA |
1.15
|
360
|
1.67
|
303
|
| Baghdad | Iraq |
6.06
|
38
|
8.41
|
36
|
| Baixada Santista | Brazil |
1.67
|
224
|
2.12
|
233
|
| Baku | Azerbaijan |
1.84
|
197
|
2.00
|
252
|
| Baltimore | USA |
2.20
|
156
|
2.49
|
187
|
| Bamako | Mali |
1.43
|
273
|
2.64
|
173
|
| Bandung | Indonesia |
4.15
|
65
|
6.19
|
54
|
| Bangalore | India |
6.75
|
32
|
9.92
|
28
|
| Bangkok | Thailand |
6.65
|
33
|
7.76
|
40
|
| Baotou | China |
1.38
|
293
|
1.55
|
322
|
| Barcelona | Spain |
4.43
|
58
|
4.52
|
85
|
| Barranquilla | Colombia |
1.98
|
183
|
2.65
|
171
|
| Basra | Iraq |
1.22
|
339
|
1.60
|
312
|
| Beihai | China |
1.42
|
278
|
5.82
|
59
|
| Beijing | China |
10.85
|
18
|
11.15
|
21
|
| Beirut | Lebanon |
1.94
|
185
|
2.54
|
184
|
| Belém | Brazil |
2.18
|
160
|
3.20
|
131
|
| Belgrade | Serbia |
1.12
|
375
|
1.10
|
386
|
| Belo Horizonte | Brazil |
5.45
|
43
|
7.18
|
44
|
| Berlin | Germany |
3.33
|
94
|
3.33
|
124
|
| Bhopal | India |
1.71
|
219
|
2.48
|
189
|
| Bielefeld | Germany |
1.32
|
309
|
1.34
|
359
|
| Birmingham | UK |
2.21
|
154
|
2.17
|
224
|
| Bogotá | Colombia |
7.80
|
27
|
10.08
|
26
|
| Boston | USA |
4.37
|
61
|
5.08
|
71
|
| Brasília | Brazil |
3.48
|
85
|
5.25
|
65
|
| Brazzaville | Congo |
1.19
|
349
|
1.87
|
270
|
| Brisbane | Australia |
1.80
|
203
|
2.18
|
221
|
| Bucaramanga | Colombia |
1.10
|
381
|
1.49
|
337
|
| Bucharest | Romania |
1.71
|
217
|
1.43
|
350
|
| Budapest | Hungary |
1.64
|
226
|
1.49
|
336
|
| Buenos Aires | Argentina |
13.52
|
9
|
15.48
|
12
|
| Bursa | Turkey |
1.47
|
266
|
2.17
|
222
|
| Cairo | Egypt |
11.29
|
17
|
14.02
|
13
|
| Calcutta | India |
14.57
|
7
|
18.54
|
11
|
| Calgary | Canada |
1.11
|
379
|
1.52
|
329
|
| Cali | Colombia |
2.67
|
127
|
3.66
|
114
|
| Campinas | Brazil |
2.73
|
122
|
3.78
|
105
|
| Cape Town | South Africa |
3.21
|
100
|
3.92
|
99
|
| Caracas | Venezuela |
3.30
|
96
|
3.76
|
108
|
| Casablanca | Morocco |
3.83
|
73
|
5.09
|
70
|
| Changchun | China |
3.14
|
101
|
3.85
|
102
|
| Changde | China |
1.50
|
257
|
1.87
|
268
|
| Changsha | China |
2.11
|
172
|
3.10
|
137
|
| Chelyabinsk | Russia |
1.07
|
394
|
0.99
|
400
|
| Chengdu | China |
3.52
|
82
|
4.14
|
94
|
| Chennai (Madras) | India |
7.04
|
31
|
8.88
|
32
|
| Chicago | USA |
8.80
|
25
|
9.84
|
29
|
| Chifeng | China |
1.15
|
359
|
1.34
|
360
|
| Chittagong | Bangladesh |
4.37
|
60
|
7.87
|
38
|
| Chongqing | China |
5.06
|
50
|
6.20
|
53
|
| Cincinnati | USA |
1.60
|
234
|
1.81
|
277
|
| Ciudad Juárez | Mexico |
1.53
|
249
|
2.16
|
226
|
| Cleveland | USA |
1.84
|
196
|
2.01
|
251
|
| Coimbatore | India |
1.67
|
223
|
2.36
|
204
|
| Cologne, Bonn | Germany |
3.09
|
103
|
3.14
|
134
|
| Columbus, Ohio | USA |
1.24
|
332
|
1.47
|
341
|
| Conakry | Guinea |
1.51
|
253
|
2.48
|
188
|
| Copenhagen | Denmark |
1.07
|
390
|
1.10
|
387
|
| Córdoba | Argentina |
1.62
|
231
|
2.03
|
245
|
| Curitiba | Brazil |
2.96
|
107
|
4.00
|
97
|
| Dakar | Senegal |
2.38
|
146
|
3.64
|
115
|
| Dalian | China |
2.73
|
121
|
3.02
|
144
|
| Dallas, Fort Worth | USA |
4.72
|
52
|
5.83
|
58
|
| Damascus | Syria |
2.36
|
147
|
3.11
|
136
|
| Daqing | China |
1.13
|
370
|
1.27
|
366
|
| Dar es Salaam | Tanzania |
2.81
|
118
|
5.12
|
68
|
| Datong | China |
1.10
|
380
|
1.07
|
395
|
| Davao | Philippines |
1.36
|
295
|
1.94
|
259
|
| Delhi | India |
16.00
|
6
|
25.83
|
3
|
| Denver-Aurora | USA |
2.27
|
150
|
2.85
|
155
|
| Detroit | USA |
3.99
|
66
|
4.29
|
91
|
| Dhaka | Bangladesh |
13.09
|
10
|
22.04
|
4
|
| Dhanbad | India |
1.23
|
336
|
1.73
|
289
|
| Dnepropetrovsk | Ukraine |
1.03
|
402
|
0.94
|
403
|
| Donetsk | Ukraine |
0.99
|
407
|
0.91
|
406
|
| Dongguan | China |
1.12
|
372
|
0.95
|
402
|
| Dortmund, Bochum | Germany |
6.57
|
34
|
6.61
|
47
|
| Douala | Cameroon |
2.06
|
174
|
2.99
|
145
|
| Dublin | Ireland |
1.04
|
397
|
1.19
|
380
|
| Durban | South Africa |
2.72
|
123
|
3.19
|
132
|
| Düsseldorf, Essen | Germany |
3.35
|
91
|
3.48
|
119
|
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