Population
Service age groups
Service age groups divide the population into broad life-stage bands such as children, young adults, working-age adults, and older people. The groupings are designed to reflect typical demand for age-based services and facilities rather than exact five-year cohorts.
Related topics
About this topic
Service age groups divide the population into broad life-stage bands such as children, young adults, working-age adults, and older people. The groupings are designed to reflect typical demand for age-based services and facilities rather than exact five-year cohorts.
This view is useful for planning childcare, schools, recreation, aged services, and other community infrastructure. It works best alongside five year age groups, household type, and dwelling data, which add more detail about who is living in an area and how needs may change over time.
Interpretation notes
- This is a derived grouping rather than a direct Census question, so the age bands are planning-oriented summaries built from standard age data.
- Percentages relate to the total population; use five year age groups when exact cohort detail matters.
Key insight
In 2021, Early childhood (0 to 4) was the most common category among residents in Whyalla Barson (part), accounting for NaN% (0 people). This share was lower than Whyalla (C) (5.4%). Since 2016, the biggest change was in Early childhood (0 to 4), which its share fell by NaN percentage points.
Section overview
Age structure - Service age groups
Whyalla Barson (part) - Total persons (Usual residence)
This table summarises service age groups for Whyalla Barson (part) in 2021 for persons, with comparison against Whyalla (C) and change since 2016.
Age structure - Service age groups snapshot
2021 distribution by category for Whyalla Barson (part), with comparison markers for Whyalla (C).
Early childhood (0 to 4)
Primary school age (5 to 11)
Secondary school age (12 to 17)
Young adults (18 to 24)
Early career adults (25 to 34)
Mid-life adults (35 to 49)
Pre-retirement adults (50 to 59)
Retirement transition (60 to 69)
Established seniors (70 to 84)
Advanced age (85 years and over)
Chart view
Age structure - Service age groups change
Absolute change in category counts between 2016 and 2021.
Early childhood (0 to 4)
0
NaNpp
Primary school age (5 to 11)
0
NaNpp
Secondary school age (12 to 17)
0
NaNpp
Young adults (18 to 24)
0
NaNpp
Early career adults (25 to 34)
0
NaNpp
Mid-life adults (35 to 49)
0
NaNpp
Pre-retirement adults (50 to 59)
0
NaNpp
Retirement transition (60 to 69)
0
NaNpp
Established seniors (70 to 84)
0
NaNpp
Advanced age (85 years and over)
0
NaNpp
Data table
Service age groups for Whyalla Barson (part). Age structure - Service age groups. 2021 and 2016 counts, percentages, and change compared with Whyalla (C).
| Category | 2021 | 2016 | Change | |||||
|---|---|---|---|---|---|---|---|---|
| Count | % | Whyalla (C)% | Count | % | Whyalla (C)% | Count | pp | |
| Early childhood (0 to 4) | 0 | NaN% | 5.4% | 0 | NaN% | 6.1% | 0 | NaNpp |
| Primary school age (5 to 11) | 0 | NaN% | 8.7% | 0 | NaN% | 9.2% | 0 | NaNpp |
| Secondary school age (12 to 17) | 0 | NaN% | 7.5% | 0 | NaN% | 7.9% | 0 | NaNpp |
| Young adults (18 to 24) | 0 | NaN% | 7.7% | 0 | NaN% | 8.0% | 0 | NaNpp |
| Early career adults (25 to 34) | 0 | NaN% | 12.7% | 0 | NaN% | 12.7% | 0 | NaNpp |
| Mid-life adults (35 to 49) | 0 | NaN% | 17.7% | 0 | NaN% | 19.1% | 0 | NaNpp |
| Pre-retirement adults (50 to 59) | 0 | NaN% | 14.6% | 0 | NaN% | 14.4% | 0 | NaNpp |
| Retirement transition (60 to 69) | 0 | NaN% | 12.0% | 0 | NaN% | 10.5% | 0 | NaNpp |
| Established seniors (70 to 84) | 0 | NaN% | 11.5% | 0 | NaN% | 10.0% | 0 | NaNpp |
| Advanced age (85 years and over) | 0 | NaN% | 2.1% | 0 | NaN% | 2.0% | 0 | NaNpp |
| Total | 0 | NaN% | 100.0% | 0 | NaN% | 100.0% | 0 | NaNpp |