The World - Top 100+ Cities by Population
Population data by city is the population of the city itself, not the metro area (for specific metro area data, see our ranking by metro area). Data is as of 2011 estimates.
| Rank | City | Country | Population | |
|---|---|---|---|---|
| 43,879. | Oak Park | United States | 5,209 | |
| 23,908. | Oak Park | United States | 13,811 | |
| 13,303. | Oak Park | United States | 29,319 | |
| 8,111. | Oak Park | United States | 51,878 | |
| 48,806. | Oak Park Heights | United States | 4,339 | |
| 61,982. | Oak Point | United States | 2,786 | |
| 39,670. | Oak Ridge | United States | 6,185 | |
| 16,461. | Oak Ridge | United States | 22,685 | |
| 13,295. | Oak Ridge | United States | 29,330 | |
| 59,196. | Oak Ridge North | United States | 3,049 | |
| 62,308. | Oak Trail Shores | United States | 2,755 | |
| 55,077. | Oak Valley | United States | 3,483 | |
| 50,625. | Oak View | United States | 4,066 | |
| 86,907. | Oakbank | Australia | 1,207 | |
| 74,543. | Oakboro | United States | 1,859 | |
| 31,638. | Oakbrook | United States | 9,036 | |
| 70,446. | Oakbrook Terrace | United States | 2,134 | |
| 77,357. | Oakdale | Australia | 1,683 | |
| 81,456. | Oakdale | United States | 1,459 | |
| 81,235. | Oakdale | United States | 1,469 | |
| 34,642. | Oakdale | United States | 7,780 | |
| 34,210. | Oakdale | United States | 7,935 | |
| 34,112. | Oakdale | United States | 7,974 | |
| 33,780. | Oakdale | United States | 8,107 | |
| 17,705. | Oakdale | United States | 20,675 | |
| 14,097. | Oakdale | United States | 27,378 | |
| 74,583. | Oakes | United States | 1,856 | |
| 55,785. | Oakey | Australia | 3,400 | |
| 90,522. | Oakfield | United States | 1,075 | |
| 75,229. | Oakfield | United States | 1,813 | |
| 29,417. | Oakham | United Kingdom | 10,150 | |
| 77,002. | Oakham | United States | 1,702 | |
| 69,684. | Oakhurst | United States | 2,185 | |
| 61,518. | Oakhurst | United States | 2,829 | |
| 51,152. | Oakhurst | United States | 3,995 | |
| 91,008. | Oakland | United States | 1,057 | |
| 86,363. | Oakland | United States | 1,232 | |
| 86,082. | Oakland | United States | 1,244 | |
| 83,063. | Oakland | United States | 1,381 | |
| 81,887. | Oakland | United States | 1,437 | |
| 80,092. | Oakland | United States | 1,527 | |
| 79,333. | Oakland | United States | 1,569 | |
| 79,174. | Oakland | United States | 1,578 | |
| 73,599. | Oakland | United States | 1,925 | |
| 64,825. | Oakland | United States | 2,538 | |
| 64,051. | Oakland | United States | 2,602 | |
| 38,147. | Oakland | United States | 6,623 | |
| 25,250. | Oakland | United States | 12,754 | |
| 993. | Oakland | United States | 390,724 | |
| 66,217. | Oakland City | United States | 2,429 | |
| 9,864. | Oakland Park | United States | 41,363 | |
| 41,960. | Oakleigh East | Australia | 5,623 | |
| 31,901. | Oakleigh South | Australia | 8,933 | |
| 50,615. | Oakley | United Kingdom | 4,067 | |
| 81,225. | Oakley | United States | 1,470 | |
| 71,757. | Oakley | United States | 2,045 | |
| 11,289. | Oakley | United States | 35,432 | |
| 50,823. | Oaklyn | United States | 4,038 | |
| 39,251. | Oakmont | United States | 6,303 | |
| 82,954. | Oakport | United States | 1,387 | |
| 57,553. | Oakridge | United States | 3,205 | |
| 11,681. | Oakton | United States | 34,166 | |
| 2,409. | Oakville | Canada | 165,613 | |
| 31,609. | Oakville | United States | 9,047 | |
| 11,091. | Oakville | United States | 36,143 | |
| 78,895. | Oakwood | United States | 1,595 | |
| 68,412. | Oakwood | United States | 2,270 | |
| 55,955. | Oakwood | United States | 3,379 | |
| 53,604. | Oakwood | United States | 3,667 | |
| 51,336. | Oakwood | United States | 3,970 | |
| 31,281. | Oakwood | United States | 9,202 | |
| 71,253. | Oakwood Hills | United States | 2,083 | |
| 24,931. | Oamaru | New Zealand | 13,000 | |
| 7,919. | Ōami | Japan | 53,239 | |
| 79,517. | Oancea | Romania | 1,559 | |
| 67,947. | Oaqui | Philippines | 2,304 | |
| 18,683. | Ōarai | Japan | 19,326 | |
| 61,279. | Oarja | Romania | 2,851 | |
| 82,949. | Oarţa de Jos | Romania | 1,387 | |
| 37,287. | Oasis | United States | 6,890 | |
| 24,417. | Oatfield | United States | 13,415 | |
| 30,622. | Oatley | Australia | 9,531 | |
| 1,485. | Oaxaca de Juárez | Mexico | 262,566 | |
| 36,963. | Oaxtepec | Mexico | 6,993 | |
| 13,007. | Obala | Cameroon | 30,012 | |
| 12,089. | Obama | Japan | 32,896 | |
| 33,840. | Oban | United Kingdom | 8,081 | |
| 17,600. | Obanazawa | Japan | 20,821 | |
| 36,034. | Obando | Colombia | 7,298 | |
| 7,055. | Obando | Philippines | 59,929 | |
| 70,261. | Obârşia-Câmp | Romania | 2,147 | |
| 69,820. | Obbola | Sweden | 2,175 | |
| 87,810. | Obecnice | Czech Republic | 1,174 | |
| 81,351. | Obejo | Spain | 1,464 | |
| 86,021. | Obeliai | Lithuania | 1,247 | |
| 85,349. | Obenheim | France | 1,276 | |
| 96,191. | Ober Kostenz | Germany | 275 | |
| 87,490. | Ober-Flörsheim | Germany | 1,187 | |
| 92,748. | Ober-Hilbersheim | Germany | 990 | |
| 40,520. | Ober-Mörlen | Germany | 5,967 |
