Over 100,000 or a High Human Development Index, and a high urbanization. AMSS = San Salvador Metropolitan Area

• Acajutla - Pop. 47,678
• Apopa - Pop. 217,733 (AMSS)
• Antiguo Cuscatlán - Highest HDI in the country (0.896-very high) Pop. 55,608 (AMSS)
• Ciudad Delgado - Pop. 174,825 (AMSS)
• Cuscatancingo - Pop. 117,013 (AMSS)
• Ilopango - Pop. 159,232 (AMSS)
• Jiquilisco - Pop. 47,784 (AMSS)
• La Unión - Pop. 26,739
• Mejicanos - Pop. 211,878 (AMSS)
• Metapán - Pop. 59,004
• San Miguel - Pop. 218,410
• San Salvador - (capital) Pop. City 540,989; Metro 2,290,000 (AMSS)
• Santa Tecla - Pop. 164,171 (AMSS)
• Santa Ana - Pop. 280,000
• San Martin - Pop. 144,722 (AMSS)
• Sonsonate - Pop. 110,501
• Soyapango - Pop. 262,975 (AMSS)

Over 50,000, medium to low urbanization, or departmental capital.

• Ahuachapán - Pop. 110,511
• Chalatenango - Pop. 28,271
• Cojutepeque - Pop. 70,000
• Nejapa - Pop. 50,966
• San Vicente - Pop. 53,213
• Tacuba - Pop. 50,000
• Usulután - Pop. 71,636
• Zacatecoluca - Pop. 62,576

Within the range of 1,001 to 49,999 or have a really low urbanization.

• Alegria - Pop. 15,000
• Arambala - Pop. 1,821
• Apaneca - Pop. 8,597
• Berlín - Pop. 15,000
• Chirilagua - Pop. 24,000
• Comasagua - Pop. 11,870
• Conchagua - Pop. 37,362
• Concepción de Ataco - Pop. 18,101
• Juayúa - Pop. 24,465
• Jujutla - Pop. 39,596
• La Palma, Chalatenango - Pop. 24,000
• Nahuizalco - Pop. 49,081
• Santa Rosa de Lima - Pop. 27,693
• Suchitoto - Pop. 24,786

• Municipalities of El Salvador
• Geography of El Salvador
• Salvadoran Departments by HDI

  Media related to Cities in El Salvador at Wikimedia Commons