A cikin ƙididdigar 2013, 55.0% na yawan mutanen da aka gano tare da ɗaya ko fiye da addinai, ciki har da 49.0% da aka gano a matsayin Krista. Wani 41.9% ya nuna cewa ba su da addini. Babban addinan Kirista sune, ta hanyar yawan mabiya, Roman Katolika (12.6%), Anglicanism (11.8%), Presbyterianism (8.5%) da "Kiristanci ba a bayyana ba" (watau mutanen da ke bayyana kansu a matsayin Krista amma ba su bayyana ma'anar ba, 5.5%). Addinan Ringatū da Rātana na tushen Māori (1.4%) ma Krista ne a asali. Shige da fice a cikin 'yan shekarun nan ya ba da gudummawa ga haɓakar addinan marasa rinjaye, kamar Hindu (2.1%), addinin Buddha (1.5%), Shige da fice (1.2%) da Sikhism (0.5%).
Addinin Roman Katolika