The 2021 Castrol Toyota Racing Series was the seventeenth running of the Toyota Racing Series, the premier open-wheel motorsport category held in New Zealand.
It began on 24 January at Hampton Downs, in Waikato, and concluded on 14 February at Manfeild, Feilding.
[1] The season opener also hosted the 66th running of the New Zealand Grand Prix.
Heavy border restrictions in New Zealand because of the COVID-19 pandemic resulted in a shortened calendar compared to traditional seasons, with only three race weekends at two circuits, limited to the North Island.
[21] Bold – Pole Italics – Fastest Lap