Ashhurst covers and had an estimated population of as of with a population density of people per km2. Ashhurst had a population of 3,237 in the
2023 New Zealand census, an increase of 303 people (10.3%) since the
2018 census, and an increase of 588 people (22.2%) since the
2013 census. There were 1,608 males, 1,614 females, and 12 people of
other genders in 1,131 dwellings. 3.3% of people identified as
LGBTIQ+. The median age was 36.1 years (compared with 38.1 years nationally). There were 771 people (23.8%) aged under 15 years, 537 (16.6%) aged 15 to 29, 1,488 (46.0%) aged 30 to 64, and 444 (13.7%) aged 65 or older. ==Transport==