# 2004 Istanbul mayoral election

The election of Istanbul Metropolitan Municipality was held on 28 March 2004, alongside all local body elections (officially known as the 28 March 2004 Local Administrations General Elections) of Turkey. In the election, Recep Tayyip Erdogan's new AK Party won the election. AK Party's mayoral candidate Kadir Topbas became the mayor of Istanbul Metropolitan Municipality.

## Results

| Party | Party | Candidate | Popular Votes | Percentage |
| | AKP | Kadir Topbas | 1,917,577 | 45.3% |
| | CHP | Mehmet Sefa Sirmen | 1,223,856 | 28.9% |
| | SP | Mukadder Baseğmez | 228,615 | 5.4% |
| | DYP | Ahmet Vefik Alp | 206,410 | 4.9% |
| | MHP | Meral Aksener | 173,274 | 4.1% |
| | SHP | Mustafa Kul | 153,840 | 3.6% |
| | GP | Horizon Ilkiz | 145,120 | 3.4% |
| | Others | — | 177,108 | 4.3% |
| | Independents | — | 5,687 | 0.1% |
| Total | Total | Total | 4,231,487 | 100% |
| Valid Votes | Valid Votes | Valid Votes | 4,231,487 | 96.16% |
| Invalid/Blank Votes | Invalid/Blank Votes | Invalid/Blank Votes | 169,150 | 3.84% |
| Total Votes | Total Votes | Total Votes | 4,400,637 | 100% |
| Registered Voters/Turn Out | Registered Voters/Turn Out | Registered Voters/Turn Out | 6,440,606 | 68.33% |

## Results by District

| District | Kadir Topbas (AKP) | Kadir Topbas (AKP) | Mehmet Sefa Sirmen (CHP) | Mehmet Sefa Sirmen (CHP) | Others | Others | Valid votes | Valid votes | Voter turnout | Voter turnout | Registered electors |
| District | # of votes | % | # of votes | % | # of votes | % | # of votes | % | # of votes | % | Registered electors |
| Adalar | 2,547 | 25.47 | 4,620 | 46.2 | 2,834 | 28.33 | 10,001 | 96.53 | 10,360 | 74.5 | 13,905 |
| Avcılar | 42,522 | 38.48 | 42,478 | 38.43 | 25,518 | 23.09 | 110,518 | 96.26 | 114,816 | 65.96 | 174,081 |
| Bağcılar | 120,648 | 50.83 | 40,183 | 16.93 | 76,545 | 32.24 | 237,376 | 95.08 | 249,639 | 66.6 | 374,872 |
| Bahçelievler | 100,523 | 48.28 | 57,214 | 27.49 | 50,454 | 24.23 | 208,191 | 96.86 | 214,962 | 61.9 | 347,302 |
| Bakırköy | 29,067 | 26.37 | 53,436 | 48.48 | 27,742 | 25.15 | 110,245 | 97.69 | 122,109 | 66.66 | 169,314 |
| Bayrampaşa | 61,797 | 52.56 | 18,621 | 15.84 | 37,165 | 31.6 | 117,583 | 96.3 | 122,109 | 72.46 | 168,542 |
| Beşiktaş | 23,423 | 23.48 | 53,040 | 53.17 | 23,308 | 23.35 | 99,771 | 97.3 | 102,531 | 62.53 | 163,968 |
| Beykoz | 41,863 | 47.06 | 23,532 | 26.46 | 23,553 | 26.48 | 88,948 | 95.2 | 93,440 | 73.34 | 127,398 |
| Beyoğlu | 47,140 | 43.28 | 29,383 | 26.98 | 32,419 | 29.76 | 108,942 | 95.42 | 114,166 | 66.15 | 172,589 |
| Eminönü | 6,717 | 35.63 | 3,713 | 19.7 | 8,420 | 44.67 | 18,850 | 95.42 | 19,753 | 59.7 | 33,091 |
| Esenler | 90,704 | 52.71 | 25,339 | 14.72 | 56,032 | 32.57 | 172,075 | 95.22 | 180,701 | 70.32 | 256,973 |
| Eyüp | 53,768 | 45.1 | 32,936 | 27.63 | 32,494 | 27.26 | 119,198 | 95.66 | 124,616 | 75.73 | 164,547 |
| Fatih | 94,181 | 48.71 | 42,737 | 22.1 | 56,432 | 29.18 | 193,350 | 96.13 | 201,126 | 64.63 | 311,169 |
| Gaziosmanpaşa | 158,518 | 53.02 | 63,186 | 21.14 | 77,241 | 25.84 | 298,945 | 96.12 | 310,996 | 71.58 | 434,523 |
| Güngören | | | | | | | | | | | |
| Kadıköy | | | | | | | | | | | |
| Kağıthane | | | | | | | | | | | |
| Kartal | | | | | | | | | | | |
| Küçükçekmece | | | | | | | | | | | |
| Maltepe | | | | | | | | | | | |
| Pendik | | | | | | | | | | | |
| Sarıyer | | | | | | | | | | | |
| Şişli | | | | | | | | | | | |
| Tuzla | | | | | | | | | | | |
| Ümraniye | | | | | | | | | | | |
| Üsküdar | | | | | | | | | | | |
| Zeytinburnu | | | | | | | | | | | |
| Istanbul | | | | | | | | | | | |