Gonville covers and had an estimated population of as of with a population density of people per km2. Gonville had a population of 6,459 in the
2023 New Zealand census, an increase of 186 people (3.0%) since the
2018 census, and an increase of 525 people (8.8%) since the
2013 census. There were 3,144 males, 3,288 females, and 27 people of
other genders in 2,532 dwellings. 3.3% of people identified as
LGBTIQ+. The median age was 38.4 years (compared with 38.1 years nationally). There were 1,353 people (20.9%) aged under 15 years, 1,242 (19.2%) aged 15 to 29, 2,730 (42.3%) aged 30 to 64, and 1,140 (17.6%) aged 65 or older. ==Education==