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Postcode district · Biggleswade

Who lives in SG18

The age, gender, relationships and health of the people living in SG18, set against England as a whole.

Council
Central Bedfordshire
Region
East of England
Population
36,679 (2024)
Population

Who lives in SG18

Residents
36,679
2024 estimate
Households
14,411
Census
Median age
40
Years, from the census
Under 15 / over 65
18% / 18%
Share of residents
Age

Age of residents

The largest age group is 30–34, at 7.8% of residents. 19.4% are aged 20 to 34 (the peak renting age), against 19.6% across England. 18% are 65 or over, broadly in line with the England figure of 18.4%.

SG18England
0%
2%
4%
6%
8%
0–45–910–1415–1920–2425–2930–3435–3940–4445–4950–5455–5960–6465–6970–7475–7980–8485+
Gender

The gender split

50.6% of residents are female and 49.4% male.

SG18
51%
49%
England
  • Female50.6%51%
  • Male49.4%49%
Relationships

Relationship status

49.7% of adults in SG18 are married or in a civil partnership, broadly in line with the England average of 44.7%. 33.4% have never married.

SG18England
Married or civil partnership49.7%44.7%
Never married33.4%37.9%
Divorced or dissolved9.1%9.1%
Separated2.2%2.2%
Widowed5.6%6.1%
Health

How residents rate their health

84.6% of residents in SG18 describe their health as good or very good, broadly in line with the England average of 82.2%.

SG18
50%
35%
England
  • Very good49.8%48.5%
  • Good34.9%33.7%
  • Fair11.5%12.7%
  • Bad3%4%
  • Very bad0.8%1.2%

Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0.

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