Ardern unexpectedly stepped down as prime minister in January, saying she no longer had “enough in the tank” to do the job justice. She won the last election in a landslide, but her popularity waned as people got tired of COVID-19 restrictions and inflation threatened the economy.
Her departure left Hipkins, 45, to take over as leader. He had previously served as education minister and led the response to the coronavirus pandemic.
With most of the vote counted, Luxon’s National Party had about 40% of the vote. Under New Zealand’s proportional voting system, Luxon, 53, is expected to form an alliance with the libertarian ACT Party.