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LEARN MORE ABOUT .idIn 2021, the largest age group in St Albans (South) was 25 to 29 year olds. The group that changed the most since 2001 was 85 and over year olds, increasing by 397 people.
The Age Structure of St Albans (South) provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of St Albans (South)'s residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture St Albans (South)'s Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Q:
Derived from the Census question:
'What is the person's date of birth or age?'
| Age structure - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| St Albans (South) - Total persons (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Western Region % | Number | % | Western Region % | 2001 to 2021 |
| 0 to 4 | 907 | 5.2 | 7.1 | 1,085 | 6.6 | 7.0 | -178 |
| 5 to 9 | 922 | 5.3 | 7.4 | 1,203 | 7.3 | 7.3 | -281 |
| 10 to 14 | 889 | 5.1 | 6.4 | 1,094 | 6.6 | 7.0 | -205 |
| 15 to 19 | 918 | 5.3 | 5.5 | 1,288 | 7.8 | 6.9 | -370 |
| 20 to 24 | 1,373 | 7.9 | 6.3 | 1,373 | 8.3 | 7.2 | 0 |
| 25 to 29 | 1,594 | 9.1 | 7.7 | 1,270 | 7.7 | 8.0 | +324 |
| 30 to 34 | 1,347 | 7.7 | 8.9 | 1,259 | 7.6 | 8.5 | +88 |
| 35 to 39 | 1,220 | 7.0 | 9.2 | 1,148 | 6.9 | 8.2 | +72 |
| 40 to 44 | 989 | 5.7 | 7.5 | 1,162 | 7.0 | 7.9 | -173 |
| 45 to 49 | 982 | 5.6 | 6.5 | 1,213 | 7.3 | 7.0 | -231 |
| 50 to 54 | 1,077 | 6.2 | 5.8 | 1,109 | 6.7 | 6.3 | -32 |
| 55 to 59 | 993 | 5.7 | 5.1 | 881 | 5.3 | 4.6 | +112 |
| 60 to 64 | 933 | 5.3 | 4.6 | 728 | 4.4 | 3.7 | +205 |
| 65 to 69 | 899 | 5.1 | 3.9 | 588 | 3.6 | 3.1 | +311 |
| 70 to 74 | 787 | 4.5 | 3.2 | 500 | 3.0 | 2.8 | +287 |
| 75 to 79 | 597 | 3.4 | 2.1 | 304 | 1.8 | 2.3 | +293 |
| 80 to 84 | 508 | 2.9 | 1.5 | 186 | 1.1 | 1.3 | +322 |
| 85 and over | 529 | 3.0 | 1.4 | 132 | 0.8 | 1.0 | +397 |
| Total population | 17,464 | 100.0 | 100.0 | 16,523 | 100.0 | 100.0 | +941 |
Dominant groups
Analysis of the five year age groups of St Albans (South) in 2021 compared to Western Region shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 15.6% of the population was aged between 0 and 15, and 19.0% were aged 65 years and over, compared with 20.9% and 12.0% respectively for Western Region.
The major differences between the age structure of St Albans (South) and Western Region were:
- A smaller percentage of persons aged 35 to 39 (7.0% compared to 9.2%)
- A smaller percentage of persons aged 5 to 9 (5.3% compared to 7.4%)
- A smaller percentage of persons aged 0 to 4 (5.2% compared to 7.1%)
- A smaller percentage of persons aged 40 to 44 (5.7% compared to 7.5%)
Emerging groups
From 2001 to 2021, St Albans (South)'s population increased by 941 people (5.7%). This represents an average annual population change of 0.28% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 85 and over (+397 persons)
- 15 to 19 (-370 persons)
- 25 to 29 (+324 persons)
- 80 to 84 (+322 persons)
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