Rānui is a heavily populated suburb in West Auckland and is under the local government of the Auckland Council. In Māori, the term 'rānui' means 'midday.'
Rānui had a population of 13,755 with 3,807 households based on the New Zealand census of 2018.
Rānui School, Birdwood School, and Te Kura Kaupapa Māori o Te Kotuku are co-educational primary schools that serve Rānui. A high proportion of Māori and Pacific Island students are in the Rānui and Birdwood schools, while Te Kura Kaupapa Māori o Te Kotuku has an entirely Māori student population.
The Ranui Railway Station, situated on the Western Line of the Auckland rail network in New Zealand, serves the Rānui and Pooks Road neighbourhoods in the Waitakere City suburb of Rānui.