Puni is a rural locality in the Franklin ward of Auckland in the North Island of New Zealand. It is predominantly a dairy farming and market gardening area. The main type of crops grown are potatoes, carrots, and onions.

Puni is located between the larger towns of Pukekohe and Waiuku.

Puni covers 39.22 km (15.14 sq mi) and had an estimated population of 1,890 as of June 2024, with a population density of 48 people per km.

Historical population

Year	Pop.	±% p.a.
2006	1,461	—
2013	1,530	+0.66%
2018	1,593	+0.81%
Source:

Before the 2023 census, Puni had a smaller boundary, covering 38.19 km (14.75 sq mi). Using that boundary, Puni had a population of 1,593 at the 2018 New Zealand census, an increase of 63 people (4.1%) since the 2013 census, and an increase of 132 people (9.0%) since the 2006 census. There were 480 households, comprising 831 males and 765 females, giving a sex ratio of 1.09 males per female. The median age was 41.0 years (compared with 37.4 years nationally), with 321 people (20.2%) aged under 15 years, 315 (19.8%) aged 15 to 29, 723 (45.4%) aged 30 to 64, and 234 (14.7%) aged 65 or older.

Ethnicities were 75.7% European/Pākehā, 13.4% Māori, 5.5% Pacific peoples, 14.9% Asian, and 2.4% other ethnicities. People may identify with more than one ethnicity.

The percentage of people born overseas was 18.8, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 51.0% had no religion, 36.2% were Christian, 1.5% had Māori religious beliefs, 3.2% were Hindu, 0.4% were Muslim, 0.6% were Buddhist and 2.6% had other religions.

Of those at least 15 years old, 186 (14.6%) people had a bachelor's or higher degree, and 246 (19.3%) people had no formal qualifications. The median income was $36,100, compared with $31,800 nationally. 249 people (19.6%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 732 (57.5%) people were employed full-time, 201 (15.8%) were part-time, and 27 (2.1%) were unemployed.

Puni School is a contributing primary school (years 1–6) with a roll of 229. The school was founded in 1878.

Mauku School is a contributing primary school (years 1–6) with a roll of 156. It is a little more than 4 km northwest of Puni School, and was opened in 1883.

Both schools are coeducational. Rolls are as of August 2024.