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Census 2021 Data -
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Environment
People & Demographics
Heathlands Drive, St Albans, Hertfordshire
AL3 5AY
Understanding the makeup of communities is at the very heart of the Census. The "People & Demographics" section looks at who we are, how we live, and the spaces we share. From population density - how tightly packed or spacious your neighbourhood feels - to people's relationships that shape households, every detail helps build a picture of daily life. You'll also find insights into age groups and household compositions, revealing generational trends and living arrangements. This data and analysis gives you a great insight into the tapestry of life in AL3 5AY.
Population Density
Census 2021 dataset "TS002 - Population Density" provides a detailed look at how people are distributed across an area, measured as the number of residents per square kilometre. This is a key indicator that helps us understand how crowded or spacious a location feels. Higher density often suggests urban areas with compact housing and busy communities, whereas lower density points to rural or semi-rural locations with open space and/or countryside and fewer neighbours.
Packed or Peaceful? How This Postcode Stacks Up
With a population density of 2,571 people per square kilometre (as per Census 2021), this area's closest OA output area reveals how many residents occupy a single square kilometre in the AL3 5AY area. This number is a key indicator of how densely or sparsely the community is populated.
The AL3 5AY neighbourhood has a population density much higher than the regional average of 331.4 people per km2, making it one of the most densely populated areas in the region. This is typical of urban hubs where housing, amenities, and services are tightly packed, creating a vibrant, fast-paced environment. People living here can benefit from unparalleled convenience - everything from shops and schools to public transport is on the doorstep. However, such high density can bring challenges including limited green spaces, higher noise levels, and potential congestion.
0%
676Population Density.
FAQs
Legal Marriage/Partnership Status
Legal Partnership Status provides data on the legal relationship status of individuals, including categories like single, married, in a civil partnership, separated, divorced, or widowed. This data is crucial for understanding demographic trends and patterns in relationships over time.
How many people in AL3 5AY are married?
The 2021 Census indicates that 66.2% of individuals in the postcode AL3 5AY are married or in a civil partnership. This figure is higher than compared to the England & Wales average, where the marriage and civil partnership rate is 44.7%, a difference of 48.1%.
Marriage Rates Uncovered
66.2%
48.1%Percentage of people in AL3 5AY who are married.
FAQs
Age (by 5-year bands)
Age by 5-Year Age Bands breaks down the population into age groups, each spanning five years. It typically ranges from 0–4 years, 5–9 years, and so on, up to 85 years and older. This granularity allows for a detailed view of the age distribution within a population. It provides insights into demographic trends and the proportion of different age groups within a given area.
Age Breakdown
In the AL3 5AY area, 22.1% of the population is made up of children aged 15 and under, compared to 17.3% across England. On the opposite end of the age range, 22% are 65 or older, which encompasses those of retirement age.
This is largely in line with the rest of the country.
22%
Percentage of the population aged 65 and older
Household Composition
Household Composition categorises households by their structure. It includes single-person households, family households, multi-family households, and other household arrangements. Family households can consist of couples, couples with children, or single-parent families. Multi-family households refer to those with multiple families living together, while 'other' can encompass shared living arrangements, such as roommates or extended families.
Solo Household Statistics
The 2021 Census indicates that 14.4% of households within the AL3 5AY postcode area are comprised of single occupants. This is higher than compared to the rate across England & Wales, with a difference of 12.5% relative to the national percentage, which is 12.8% for single-person households.
14.4%
12.5%Percentage of AL3 5AY households that contain a single person.
FAQs
1 Data used for this page show statistics based on output area (OA - E00120429), a best-fit lookup between this postcode (AL3 5AY) and 2021 Census data. Output areas may include more households and population than postcodes.
Data source: Census 2021 / Office for National Statistics
Contains public sector information licensed under the Open Government Licence v3.0.
