Marae Kaiwaka's Te Pounga Marae and meeting house on the central peninsula of Kaipara Harbour are a traditional meeting place for Te Uri o Hau and Ngāti Whātua. Demographics Statistics New Zealand describes Kaiwaka as a rural settlement, which covers . Kaiwaka is part of the larger Kaiwaka statistical area. Kaiwaka settlement had a population of 714 at the 2018 New Zealand census, an increase of 129 people (22.1%) since the 2013 census, and an increase of 189 people (36.0%) since the 2006 census. There were 234 households, comprising 348 males and 369 females, giving a sex ratio of 0.94 males per female, with 168 people (23.5%) aged under 15 years, 120 (16.8%) aged 15 to 29, 318 (44.5%) aged 30 to 64, and 102 (14.3%) aged 65 or older. Ethnicities were 75.2% European/Pākehā, 30.7% Māori, 2.9% Pacific peoples, 6.3% Asian, and 2.1% other ethnicities. People may identify with more than one ethnicity. Although some people chose not to answer the census's question about religious affiliation, 57.1% had no religion, 25.6% were Christian, 6.7% had Māori religious beliefs, 1.7% were Hindu, 0.4% were Muslim, 0.8% were Buddhist and 2.9% had other religions. Of those at least 15 years old, 51 (9.3%) people had a bachelor's or higher degree, and 141 (25.8%) people had no formal qualifications. 66 people (12.1%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 252 (46.2%) people were employed full-time, 84 (15.4%) were part-time, and 21 (3.8%) were unemployed. Kaiwaka statistical area Kaiwaka statistical area covers and had an estimated population of as of with a population density of people per km2. Kaiwaka statistical area had a population of 2,139 at the 2018 New Zealand census, an increase of 540 people (33.8%) since the 2013 census, and an increase of 687 people (47.3%) since the 2006 census. There were 747 households, comprising 1,080 males and 1,056 females, giving a sex ratio of 1.02 males per female. The median age was 42.6 years (compared with 37.4 years nationally), with 450 people (21.0%) aged under 15 years, 327 (15.3%) aged 15 to 29, 996 (46.6%) aged 30 to 64, and 363 (17.0%) aged 65 or older. Ethnicities were 79.0% European/Pākehā, 26.2% Māori, 3.5% Pacific peoples, 3.5% Asian, and 2.7% other ethnicities. People may identify with more than one ethnicity. The percentage of people born overseas was 18.2, compared with 27.1%