This dataset can be found in:

2024-based national population projections by age, sex and year

Variable filters

You will be able to change the filter selections once you've chosen how to view the data.
Data description

This indicates what a data value represents

1 of 1 selected
No values match your search
Year
26 of 26 selected
No values match your search
Area
1 of 1 selected
No values match your search
Age
107 of 107 selected
No values match your search
Sex
3 of 3 selected
No values match your search

Choose how to view the data

You'll be asked to choose 2 variables to show on a table
The data will be shown with columns for each of the variables in the dataset, with a data value for all combinations of variables

Next update expected:This dataset is not expected to be updated, but is expected to be replaced in the future

Updates

28th April 2026
Dataset first published.

Main information

Designation
Accredited official statistics
Data provider
Office for National Statistics (ONS)
Data source
National population projections for Wales

Overview

Summary of dataset and variables

This dataset provides population projections for Wales by sex, age, and each year from the base year of mid-2024, through the projection period to mid-2049.

Data collection or calculation

The Office for National Statistics (ONS) produces national population projections for Wales and the other UK countries. This dataset provides the Wales data published on the 28 April 2026, providing projections by sex and single year of age for every year from the base year mid-2024 through to mid-2049. The projections are available on the ONS website up to mid-2124.

Statistical quality

See the national population projection statistical release in weblinks.

Rounding applied

Data are rounded independently to the nearest whole number and may not add exactly. Mean and median ages are rounded to two decimal places and are not additive.

Related reports

Published by

Organisation
Welsh Government
Contact email
stats.popcensus@gov.wales