It lies on State Highway 6 close to the northern end of Nelson Haven, between Atawhai and Wakapuaka.

[3][4] Marybank Reserve is the settlement's local park.

[7] The Marybank statistical area covers 1.01 km2 (0.39 sq mi).

The percentage of people born overseas was 24.7, compared with 27.1% nationally.

Although some people chose not to answer the census's question about religious affiliation, 55.9% had no religion, 32.9% were Christian, 0.3% had Māori religious beliefs, 0.3% were Hindu, 0.3% were Muslim and 1.7% had other religions.