Isiko laseNingizimu Afrika liyingxube ecebile nehlukahlukene yamasiko ahlukene, izilimi, kanye namasiko athuthukile emakhulwini eminyaka omlando. Ifa lezwe lamasiko libonisa umlando walo oyinkimbinkimbi, okuhlanganisa amathonya avela emasikweni endabuko ase-Afrika, ubukoloni, kanye nenkathi yobandlululo.
INingizimu Afrika inakho 11 izilimi ezisemthethweni, okukhombisa ukwehlukahlukana kwezilimi zezwe. Okukhulunywa kakhulu kakhulu, zazalwa kulezi zilimi isiZulu, IsiXhosa, kanye nesiBhunu, nakuba isiNgisi sisetshenziswa kabanzi njengolimi lwesibili.
Umculo nomdanso kuyingxenye ebalulekile yesiko laseNingizimu Afrika, ngesiko elicebile lomculo wezizwe nomdanso, kanye nezinhlobo zesimanje ezifana ne-jazz ne-hip-hop. Izwe liphinde libe nenkundla yezobuciko ephilayo, enabaculi abaningi abanamakhono nababhali abakhiqiza umsebenzi obonisa ukuhlukahluka kwamasiko nomlando wezwe.
INingizimu Afrika yaziwa ngokudla kwayo, okuthonywa kakhulu ngamasiko ahlukene ezwe. Izidlo zesintu zihlanganisa inyama yenkomo egazingiwe (inyama eyosiwe), biltong (inyama eyomisiwe), kanye no-bobotie (isitsha senyama egayiwe). Izwe liphinde lidume ngamawayini alo, akhiqizwa ezindaweni eziningana ezitshala iwayini, kubalwa iStellenbosch neFranschhoek.
Amasiko aseNingizimu Afrika nawo abonakala ngemidlalo yawo, nge-rugby nekhilikithi ethandwa kakhulu. Iqembu lesizwe lebhola lombhoxo, amaBhokobhoko, kanye neqembu lesizwe lekhilikithi, amaProteas, bobabili bahlonishwa kakhulu esigabeni samazwe ngamazwe.
Naphezu komlando wezwe oyinkimbinkimbi nezinselele eziqhubekayo, Isiko laseNingizimu Afrika libonakala ngomqondo oqinile wokuqina, ukuziqhenya, kanye nokudala.