Challis and The Cove cover , and are part of the larger
Waverley statistical area. Challis and The Cove had a population of 177 at the
2018 New Zealand census, unchanged since the
2013 census, and a decrease of 6 people (−3.3%) since the
2006 census. There were 69 households, comprising 87 males and 90 females, giving a sex ratio of 0.97 males per female. The median age was 53.5 years (compared with 37.4 years nationally), with 24 people (13.6%) aged under 15 years, 27 (15.3%) aged 15 to 29, 96 (54.2%) aged 30 to 64, and 33 (18.6%) aged 65 or older. Ethnicities were 94.9% European/
Pākehā, 6.8%
Māori, 1.7%
Asian, and 1.7% other ethnicities. People may identify with more than one ethnicity. Although some people chose not to answer the census's question about religious affiliation, 59.3% had no religion, 30.5% were
Christian and 3.4% had other religions. Of those at least 15 years old, 84 (54.9%) people had a bachelor's or higher degree, and 18 (11.8%) people had no formal qualifications. The median income was $54,500, compared with $31,800 nationally. 63 people (41.2%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 84 (54.9%) people were employed full-time, 24 (15.7%) were part-time, and 3 (2.0%) were unemployed. ==References==