Marlborough Ridge is described by Statistics New Zealand as a rural settlement and covers 3.04 km2 (1.17 sq mi).[2] It had an estimated population of 340 as of June 2025,[3] with a population density of 112 people per km2. It is part of the Woodbourne statistical area.[6]
Historical population| Year | | |
|---|
| 2006 | 51 | — |
|---|
| 2013 | 132 | +14.55% |
|---|
| 2018 | 177 | +6.04% |
|---|
| Source: [7] |
Before the 2023 census, the settlement had a smaller boundary, covering 1.51 km2 (0.58 sq mi).[2] Using that boundary, Marlborough Ridge had a population of 177 at the 2018 New Zealand census, an increase of 45 people (34.1%) since the 2013 census, and an increase of 126 people (247.1%) since the 2006 census. There were 75 households, comprising 87 males and 90 females, giving a sex ratio of 0.97 males per female. The median age was 60.9 years (compared with 37.4 years nationally), with 15 people (8.5%) aged under 15 years, 18 (10.2%) aged 15 to 29, 69 (39.0%) aged 30 to 64, and 75 (42.4%) aged 65 or older.
Ethnicities were 96.6% European/Pākehā, and 3.4% Asian.
Although some people chose not to answer the census's question about religious affiliation, 49.2% had no religion, 40.7% were Christian, 1.7% were Hindu and 3.4% had other religions.
Of those at least 15 years old, 51 (31.5%) people had a bachelor's or higher degree, and 21 (13.0%) people had no formal qualifications. The median income was $44,800, compared with $31,800 nationally. 57 people (35.2%) earned over $70,000 compared to 17.2% nationally. The employment status of those at least 15 was that 72 (44.4%) people were employed full-time, and 24 (14.8%) were part-time.[7]
