Kingseat is a rural community between Karaka and Waiuku located on the Manukau Harbour in Auckland, New Zealand.

Kingseat was originally part of Patumahoe and was not actually recognised as a specific area until a mental hospital known as Kingseat Hospital was built there in February 1931.^[3] The local area around it then became generally became known as Kingseat. While still predominantly rural, with dairy farms and thoroughbred studs, as of 2016^[update] large blocks of land are being sold off for subdivision and commercial development.^[4] Local infrastructure is minimal, with the nearest shops being at Patumahoe (seven minutes away) or Karaka (ten minutes away).

Statistics New Zealand describes Kingseat as a rural settlement, which covers 9.28 km² (3.58 sq mi)^[1] and had an estimated population of 620 as of June 2023,^[2] with a population density of 67 people per km². Kingseat is part of the larger Kingseat-Karaka statistical area.^[5]

Kingseat had a population of 579 at the 2018 New Zealand census, an increase of 105 people (22.2%) since the 2013 census, and an increase of 150 people (35.0%) since the 2006 census. There were 168 households, comprising 297 males and 288 females, giving a sex ratio of 1.03 males per female, with 132 people (22.8%) aged under 15 years, 111 (19.2%) aged 15 to 29, 294 (50.8%) aged 30 to 64, and 36 (6.2%) aged 65 or older.

Ethnicities were 76.2% European/Pākehā, 26.4% Māori, 10.4% Pacific peoples, 2.6% Asian, and 3.6% other ethnicities. People may identify with more than one ethnicity.

Although some people chose not to answer the census's question about religious affiliation, 56.5% had no religion, 30.1% were Christian, 1.0% had Māori religious beliefs and 3.6% had other religions.

Of those at least 15 years old, 60 (13.4%) people had a bachelor's or higher degree, and 96 (21.5%) people had no formal qualifications. 87 people (19.5%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 237 (53.0%) people were employed full-time, 63 (14.1%) were part-time, and 24 (5.4%) were unemployed.^[6]