Suburb profile
Millbrook SA 5231
Millbrook is located in the Adelaide Central and Hills region of South Australia, postcode 5231. It has 7 properties across 3 streets, almost all houses. Explore every street in Millbrook, its property history, homes for sale and rent, who lives there, and the local agents.
About Millbrook
Millbrook, SA 5231, sits in the Adelaide Central and Hills region and neighbours Chain of Ponds, Inglewood, Kersbrook and Cudlee Creek. Its 3 streets hold 7 properties, all 7 of them houses.
Census figures are for the Adelaide Hills area, which covers the whole suburb. The area had 7,051 residents, a median age of 47 and an average household of 2.7 people. Median household income was $1,905 a week, the median mortgage repayment $1,733 a month and the median rent $300 a week. Of 2,447 dwellings, 2,404 were separate houses, 13 semi-detached, 10 flats and 20 other; 1,062 were owned outright, 1,111 owned with a mortgage and 215 rented.
Updated October 2026
Who lives in Millbrook
- 7,051Peoplelive in the area
- 47Median ageyears
- $1,905Median household incomea week
- $300Median renta week
Homes by type
- Houses2,404
- Townhouses and semis13
- Flats and apartments10
- Other20
Household
- Median mortgage repayment$1,733a month
- Household size2.7people on average
How homes are held
Streets in Millbrook
Neighbouring suburbs
Addresses and streets incorporate or were developed using G-NAF © Geoscape Australia, licensed by the Commonwealth of Australia under the Open Geo-coded National Address File (G-NAF) End User Licence Agreement.
Population and housing figures are drawn from the Australian Bureau of Statistics, Census of Population and Housing 2021, licensed under Creative Commons Attribution 4.0 International.
Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.