Losing elections and becomiing MP for Auckland Central

Ardern contested the seat of Auckland Central for Labour in the 2011 general election, standing against incumbent National MP Nikki Kaye for National and Greens candidate Denise Roche. Despite targeting Green voters to vote strategically for her, she lost to Kaye by 717 votes. However, she returned to Parliament via the party list, on which she was ranked 13th. Ardern maintained an office within the electorate while she was a list MP based in Auckland Central.