The positive case comes just a day after schools across Auckland reopened for thousands of students after three months of online learning.
Children from Years 1 to 10 were allowed back at school from Wednesday, but with greater restrictions - including mandatory mask wearing for Year 4 children and older, staggered arrivals and departures, and social distancing.
Some primary and intermediate schools are allowing students to return only part-time. Operating hours have also been altered to manage the number of people coming and going from the school at once.
Earlier tonight, a Papamoa primary school announced they will be closed tomorrow due to the "strong likelihood" of a Covid-19 case among the school community.
In an email to parents, Tahatai Coast School principal Matt Skilton said there was a possibility someone in the school community had tested positive for Covid-19.
Today health officials revealed two new cases in the Bay of Plenty - one in Mt Maunganui and the other in Tauranga.
Epsom Girls' is one of many Auckland schools that have revealed Covid-19 cases in their school community.
This week Baradene College confirmed a teacher was infectious while at the school last Tuesday, Wednesday and Thursday.
Western Springs College has also confirmed a student tested positive for Covid-19 and the student was possibly infectious while at school on November 9 and 10.