Hertsmere

England · E14001284

107,095 residents — 18.4% are aged 65 or over, close to the UK average (about 18% nationally).

Population
107,095
2021 census
Aged 65 and over
18.4%
19,652 people
Working age (16–64)
61.8%

By age band

Age bandPeopleShare
Children (0–15)21,22219.8%
Working age (16–64)66,22161.8%
Aged 65 and over19,65218.4%

These figures are a modelled estimate, aggregated to the constituency.

Modelled estimateSource: Census 2021, Office for National Statistics· How we know this
Source
Census 2021
Publisher
Office for National Statistics
Licence
Open Government Licence v3.0
Retrieved
2026-09-18
How it's mapped
Aggregated from smaller areas to the constituency on a best-fit basis.

This figure is estimated and apportioned onto the constituency, not measured directly.

Source: Office for National Statistics licensed under the Open Government Licence v3.0.