Waimairi Beach covers . It had an estimated population of as of with a population density of people per km2. Waimairi Beach had a population of 1,308 at the
2018 New Zealand census, an increase of 42 people (3.3%) since the
2013 census, and an increase of 246 people (23.2%) since the
2006 census. There were 471 households, comprising 624 males and 684 females, giving a sex ratio of 0.91 males per female. The median age was 43.8 years (compared with 37.4 years nationally), with 279 people (21.3%) aged under 15 years, 165 (12.6%) aged 15 to 29, 669 (51.1%) aged 30 to 64, and 195 (14.9%) aged 65 or older. Ethnicities were 95.9% European/
Pākehā, 8.7%
Māori, 2.5%
Pasifika, 1.6%
Asian, and 1.4% other ethnicities. People may identify with more than one ethnicity. The percentage of people born overseas was 22.7, compared with 27.1% nationally. Although some people chose not to answer the census's question about religious affiliation, 51.6% had no religion, 39.4% were
Christian, 0.2% were
Hindu, 0.2% were
Buddhist and 1.6% had other religions. Of those at least 15 years old, 285 (27.7%) people had a bachelor's or higher degree, and 108 (10.5%) people had no formal qualifications. The median income was $44,900, compared with $31,800 nationally. 318 people (30.9%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 546 (53.1%) people were employed full-time, 192 (18.7%) were part-time, and 36 (3.5%) were unemployed. == References ==