- Miercurea-Ciuc ( 41,282 )
- Odorheiu Secuiesc ( 36,532 )
- Gheorgheni ( 19,777 )
- Cristuru Secuiesc ( 9,554 )
- Bălan ( 7,275 )
- Vlăhiţa ( 6,922 )
- Siculeni ( 6,807 )
- Praid ( 6,739 )
- Sândominic ( 6,306 )
- Remetea, Harghita ( 6,225 )
- Sâncrăieni ( 6,105 )
- Corund ( 6,091 )
- Ditrău ( 5,858 )
- Mugeni ( 5,784 )
- Zetea ( 5,670 )
- Joseni ( 5,635 )
- Cârţa, Harghita ( 5,407 )
- Lunca de Jos ( 5,152 )
- Suseni, Harghita ( 5,079 )
- Ciucsângeorgiu ( 4,821 )
- Dăneşti ( 4,455 )
- Ciumani ( 4,428 )
- Lupeni ( 4,370 )
- Sânmartin, Harghita ( 4,272 )
- Sărmaş ( 4,074 )
- Dealu ( 3,850 )
- Simoneşti ( 3,685 )
- Frumoasa, Harghita ( 3,599 )
- Lăzarea ( 3,555 )
- Tulgheş ( 3,543 )
- Brădeşti, Harghita ( 3,510 )
- Lueta ( 3,473 )
- Sânsimion ( 3,397 )
- Lunca de Sus ( 3,375 )
- Feliceni ( 2,984 )
- Mărtiniş ( 2,968 )
