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Adelaide
South Australia · Adelaide - Central and Hills · 25,025 people · 9 suburbs · 2 postcodes
Adelaide at a glance
Map shows the Adelaide LGA boundary in blue with a marker per suburb. Hover for suburb name, click for details.
Marker colour reflects SEIFA IRSAD decile: ● 1-2 (most disadvantaged), ● 3-4, ● 5-6, ● 7-8, ● 9-10 (most advantaged).
Boundary source: ABS ASGS 2021. Map tiles: OpenStreetMap contributors.
Adelaide is a metropolitan Local Government Area in South Australia, in the Adelaide region. It covers 9 suburbs across 2 postcodes and an area of 16 km². Adelaide has a population of 25,025 , ranking #21 most populous in SA. The most populous suburb is Adelaide (18,202 residents), and the highest median household income is in North Adelaide at $1,867/week. The LGA-wide median household income is $1,502/week and median age is 33.2. About 45.4% of residents were born overseas and 36.0% speak a language other than English at home.
Who lives here
Age structure
Show counts
| 0–14 years | 1,452 (5.8%) |
| 15–24 years | 5,959 (23.8%) |
| 25–44 years | 9,249 (36.9%) |
| 45–64 years | 4,567 (18.2%) |
| 65+ years | 3,817 (15.2%) |
How they live
Housing tenure
Dwelling type mix
Work and learning
Schools in Adelaide
13 schools across Adelaide: 38.5% Government, 30.8% Catholic, 30.8% Independent. The SA average is 70.8% / 14.3% / 14.9%. Schools here have a median ICSEA of 1081 (range 1026 to 1170). SA median is 999; national mean is 1000.
Sector mix
Type breakdown
ICSEA range
ICSEA (Index of Community Socio-Educational Advantage) summarises the socio-economic background of each school's families. Higher values indicate more advantage. Source: ACARA 2025.
All 13 schools in Adelaide, sorted by enrolment:
| School | Sector | Type | Suburb | Students | ICSEA |
|---|---|---|---|---|---|
| Adelaide High School | Government | Secondary | Adelaide | 1,821 | 1094 |
| Adelaide Botanic High School | Government | Secondary | Adelaide | 1,258 | 1103 |
| St Aloysius College | Catholic | Combined | Adelaide | 1,091 | 1081 |
| Christian Brothers College | Catholic | Combined | Adelaide | 990 | 1074 |
| Pulteney Grammar School | Independent | Combined | Adelaide | 839 | 1170 |
| St Mary's College | Catholic | Combined | Adelaide | 659 | 1073 |
| St Dominic's Priory College | Catholic | Combined | North Adelaide | 658 | 1080 |
| North Adelaide Primary School | Government | Primary | North Adelaide | 296 | 1144 |
| Gilles Street Primary School | Government | Primary | Adelaide | 275 | 1107 |
| Specialised Assistance School For Youth (SASY) | Independent | Secondary | Adelaide | 205 | 1026 |
| Sturt Street Community School | Government | Primary | Adelaide | 162 | 1114 |
| Youthinc. Enterprise Academy | Independent | Special | Adelaide | 129 | 1029 |
| Muirden Senior College | Independent | Secondary | Adelaide | 91 | 1079 |
Source: ACARA School Profiles 2025. ICSEA shown where reported; some schools (notably small primaries) do not publish ICSEA.
SEIFA socio-economic indexes
SEIFA 2021 ranks Australian areas across four dimensions. Scores are population-weighted averages of suburb-level SEIFA scores within Adelaide. Higher scores indicate more advantage; the national mean is 1000.
IRSAD
Relative socio-economic advantage and disadvantage
IRSD
Relative disadvantage only (lower = more disadvantaged)
IER
Economic resources: income, wealth, housing
IEO
Education and occupation: qualifications, skill levels
Suburbs in Adelaide
Adelaide contains 9 suburbs and 2 postcodes. Sorted by population.
| Suburb | Postcode | Population | Median income | Median age |
|---|---|---|---|---|
| Adelaide | 5000 | 18,202 | $1,365/wk | 31 |
| North Adelaide | 5006 | 6,823 | $1,867/wk | 39 |
| City West Campus | 5000 | |||
| Halifax Street | 5000 | |||
| Hutt Street | 5000 | |||
| Parliament House | 5000 | |||
| Rundle Mall | 5000 | |||
| Station Arcade | 5000 | |||
| Sturt Street | 5000 |
Postcodes covered
Compare Adelaide with neighbouring LGAs
Side-by-side demographic and socio-economic snapshot of Adelaide and its closest neighbouring LGAs.
| LGA | Population | Median age | Median HH income | SEIFA IRSAD | % renting | % overseas-born |
|---|---|---|---|---|---|---|
| Adelaide (SA) | 25,025 | 33.2 | $1,502/wk | 1057 | 61.6% | 45.4% |
| Norwood Payneham and St Peters | 37,490 | 40.7 | $1,718/wk | 1052 | 38.6% | 31.3% |
| Unley | 38,644 | 42.8 | $2,033/wk | 1084 | 32.1% | 25.5% |
| Walkerville | 8,022 | 44.4 | $2,194/wk | 1097 | 28.7% | 29.4% |
| Burnside | 43,446 | 44.4 | $2,156/wk | 1105 | 22.3% | 32.9% |
| West Torrens | 57,236 | 38.1 | $1,581/wk | 1007 | 38.9% | 32.4% |
Services and amenities
Frequently asked questions about Adelaide
What is the population of Adelaide?
The 2021 Census recorded 25,025 people living in Adelaide, across 9 suburbs.
What suburbs are in Adelaide?
Adelaide contains 9 suburbs. The most populous are Adelaide, North Adelaide, City West Campus, Halifax Street, Hutt Street.See the full list in the Suburbs section above.
What postcodes are in Adelaide?
Adelaide covers 2 postcodes: 5000, 5006.
What is the median household income in Adelaide?
The population-weighted median household income across Adelaide is $1,502 per week (2021 Census), ranking #22 of 72 SA LGAs.
How many schools are in Adelaide?
Adelaide has 13 schools, including 5 government, 4 Catholic, and 4 independent schools (ACARA 2025).
What is the SEIFA score for Adelaide?
Adelaide has a population-weighted SEIFA IRSAD score of 1057, where the national average is 1000. Higher scores indicate more relative advantage.
Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 (IRSD, IRSAD, IER, IEO), ACARA School Profiles 2025, ABS ASGS 2021 LGA boundaries. How this data is sourced.