Gate Pa covers and had an estimated population of as of with a population density of people per km2. Gate Pa had a population of 3,843 in the
2023 New Zealand census, an increase of 147 people (4.0%) since the
2018 census, and an increase of 525 people (15.8%) since the
2013 census. There were 1,929 males, 1,899 females, and 18 people of
other genders in 1,299 dwellings. 3.4% of people identified as
LGBTIQ+. The median age was 32.4 years (compared with 38.1 years nationally). There were 837 people (21.8%) aged under 15 years, 867 (22.6%) aged 15 to 29, 1,701 (44.3%) aged 30 to 64, and 441 (11.5%) aged 65 or older. ==Economy==