Tangimoana is described by Stats NZ as a rural settlement. It covers and had an estimated population of as of with a population density of people per km2. It is part of the larger
Oroua Downs statistical area. Tangimoana had a population of 366 in the
2023 New Zealand census, an increase of 63 people (20.8%) since the
2018 census, and an increase of 138 people (60.5%) since the
2013 census. There were 180 males and 186 females in 150 dwellings. 4.1% of people identified as
LGBTIQ+. The median age was 47.0 years (compared with 38.1 years nationally). There were 60 people (16.4%) aged under 15 years, 48 (13.1%) aged 15 to 29, 183 (50.0%) aged 30 to 64, and 75 (20.5%) aged 65 or older. ==Education==