[5] Lake Hawea covers 3.66 km2 (1.41 sq mi)[1] and had an estimated population of 2,190 as of June 2024,[2] with a population density of 598 people per km2.

Before the 2023 census, Lake Hāwea had a smaller boundary, covering 2.39 km2 (0.92 sq mi).

The percentage of people born overseas was 25.0, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 66.2% had no religion, 25.0% were Christian, 0.2% had Māori religious beliefs and 2.5% had other religions.

The median income was $36,500, compared with $31,800 nationally.