Mexico vs United Kingdom: Population by 5-year age groups - Regions

Mexico
132.83 million Persons
in 2025
United Kingdom
69.28 million Persons
in 2024
Mexico rank
6th
United Kingdom rank
9th

Population by 5-year age groups - Regions over time

  • Mexico
  • United Kingdom
050.0M100.0M150.0M199020072025

How they compare

Mexico currently reports 132.83 million Persons against 69.28 million Persons in United Kingdom, a difference of 63.55 million Persons.

That makes Mexico's figure about 1.9 times United Kingdom's.

Across all 35 years both countries report, Mexico has been ahead every year.

Mexico ranks 6th and United Kingdom ranks 9th of 51 countries.

Mexico has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Mexico United Kingdom Difference Ahead
1990s 90.80 million Persons 57.93 million Persons 32.87 million Persons Mexico
2000s 105.13 million Persons 60.36 million Persons 44.77 million Persons Mexico
2010s 120.69 million Persons 64.81 million Persons 55.88 million Persons Mexico
2020s 129.61 million Persons 67.78 million Persons 61.84 million Persons Mexico

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population by 5-year age groups - regions, Mexico or United Kingdom?
Mexico, at 132.83 million Persons against 69.28 million Persons in United Kingdom as of 2025.
What is the difference in population by 5-year age groups - regions between Mexico and United Kingdom?
63.55 million Persons, with Mexico ahead.
How many years of comparable data are there for Mexico and United Kingdom?
35 years are reported by both, from 1990 to 2024.
How do Mexico and United Kingdom rank globally for population by 5-year age groups - regions?
Mexico ranks 6th and United Kingdom ranks 9th of 51 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Population by 5-year age groups - Regions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mexico vs United Kingdom: Population by 5-year age groups - Regions. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 17 August 2026, from https://population.statizoid.com/compare/population-by-5-year-age-groups-regions/mexico/united-kingdom/

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About this data

Indicator
Population by 5-year age groups - Regions
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
57 places, 1,906 data points, 1990–2025
Last refreshed

<p style="text-align: justify;">This dataset provides regional population indicators by sex and 5-year age groups, in large regions (TL2) and small regions (TL3).</p> <p><strong>Data definition and source</strong></p> <p style="text-align: justify;">Population data refer to the usual resident population on January 1st for EU countries, Iceland, Israel, Norway, Switzerland and T&uuml;rkiye. Mid-year population estimates for Australia, Canada, Chile, Colombia, Costa Rica, Korea, Mexico, New Zeland, United Kingdom and the United States. October 1st for Japan. Data is collected from Eurostat (reg_dem) for EU countries and via delegates of the OECD Working Party on Territorial Indicators (WPTI), as well as from national statistical offices' websites.</p> <p><strong>Definition of regions</strong></p> <p style="text-align: justify;">Regions are subnational units below national boundaries. OECD countries have two regional levels: large regions (territorial level 2 or TL2) and small regions (territorial level 3 or TL3). For more information, see the OECD Territorial grid <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD_territorial-grid_TL2024.pdf">(pdf)</a> and the OECD Territorial Correspondence Table <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a>.&nbsp;</p> <p><strong>Use of data on small regions</strong></p> <p style="text-align: justify;">When demographic data are analysed along with economic data using the TL3 level, it is advisable to aggregate data at the metropolitan region level when several TL3 regions are associated to the same metropolitan region. Metropolitan regions combine TL3 regions when 50% or more of the regional population live in a functionnal urban areas above 250 000 inhabitants. This approach corrects the distortions created by commuting, see the list of OECD metropolitan regions <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a> and the EU methodology <a href="https://ec.europa.eu/eurostat/web/metropolitan-regions/background">(link)</a>.</p> <p><strong>Territorial typologies</strong></p> <p style="text-align: justify;">Small TL3 regions are categorized based on shared characteristics into regional typologies. See the demographic indicators aggregated by territorial typology at country level on the access to City typology <a href="https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&amp;df[id]=DSD_REG_DEMO%40DF_REGION_TYPE_METRO&amp;df[ag]=OECD.CFE.EDS&amp;df[vs]=1.0">(link)</a> and by urban-rural typology <a href="https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&amp;df[id]=DSD_REG_DEMO%40DF_REGION_TYPE_RURB&amp;df[ag]=OECD.CFE.EDS&amp;df[vs]=1.0">(link)</a>.&nbsp;</p><p><strong>Cite this dataset</strong></p> <p>OECD Regions, Cities and Local Areas database&nbsp;<a href="http://oe.cd/geostats">http://oe.cd/geostats</a>.</p> <p><strong>Further information</strong></p> <ul> <li><a href="https://regions-cities-atlas.oecd.org/">OECD Regions and Cities Statistical Atlas</a>&nbsp;</li> <li><a href="https://www.oecd.org/en/publications/oecd-regions-and-cities-at-a-glance-2024_f42db3bf-en.html">OECD Regions and Cities at a Glance</a></li> </ul> <p>For questions and/or comments, please email <a href="mailto:RegionStat@oecd.org">RegionStat@oecd.org</a>.</p>