List of districts of Istanbul

This is a list of districts of Istanbul in Turkey (Turkish: İstanbul'un ilçeleri) as of 31 December 2025. The number of the districts increased from 32 to 39 shortly before the 2009 local elections.

Nr.Plates (İlçe Kayıt)	Districts of Istanbul	Population 31.12.2025	Area (km²)	Density (/km²)
1103	Adalar	17,489	11.05	1,583
2048	Arnavutköy	358,469	450.35	796
2049	Ataşehir	412,125	25.23	16,335
2003	Avcılar	440,663	42.01	10,489
2004	Bağcılar	707,635	22.36	31,647
2005	Bahçelievler	539,035	16.62	32,433
1166	Bakırköy	218,204	29.64	7,362
2050	Başakşehir	536,797	104.30	5,147
1886	Bayrampaşa	272,978	9.61	28,406
1183	Beşiktaş	165,895	18.01	9,211
1185	Beykoz	246,833	310.36	795
2051	Beylikdüzü	422,988	37.78	11,196
1186	Beyoğlu	215,991	8.91	24,241
1782	Büyükçekmece	283,239	139.17	2,035
1237	Çatalca	81,143	1,115.13	73
2052	Çekmeköy	315,959	148.09	2,134
2016	Esenler	419,878	18.43	22,782
2053	Esenyurt	1,003,905	43.13	23,276
1325	Eyüpsultan	425,216	228.42	1,862
1327	Fatih	351,786	15.59	22,565
1336	Gaziosmanpaşa	478,395	11.76	40,680
2010	Güngören	251,242	7.21	34,846
1421	Kadıköy	458,573	25.09	18,277
1810	Kağıthane	446,420	14.87	30,022
1449	Kartal	475,630	38.54	12,341
1823	Küçükçekmece	785,270	37.54	20,918
2012	Maltepe	525,044	52.97	9,912
1835	Pendik	752,033	179.99	4,178
2054	Sancaktepe	507,500	62.42	8,130
1604	Sarıyer	344,883	175.39	1,966
1622	Silivri	240,029	869.52	276
2014	Sultanbeyli	378,908	29.14	13,003
2055	Sultangazi	529,306	36.30	14,581
1659	Şile	50,090	781.72	64
1663	Şişli	261,959	10.71	24,459
2015	Tuzla	313,865	123.63	2,539
1852	Ümraniye	728,913	45.31	16,087
1708	Üsküdar	514,294	35.33	14,557
1739	Zeytinburnu	275,471	11.59	23,768
Europe (25 districts)		10,056,797	3,474.35	2,895
Asia (14 districts)		5,697,256	1,868.87	3,049
Total		15,754,053	5,343.22	2,948