Hairini is a suburb of Tauranga in the Bay of Plenty region of New Zealand's North Island.

The New Zealand Transport Agency is constructing a road underpass through the suburb.

[3] Hairini covers 1.85 km2 (0.71 sq mi)[1] and had an estimated population of 3,590 as of June 2024,[2] with a population density of 1,941 people per km2.

The percentage of people born overseas was 16.5, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 48.6% had no religion, 32.6% were Christian, 6.7% had Māori religious beliefs, 1.1% were Hindu, 0.2% were Muslim, 0.3% were Buddhist and 2.6% had other religions.