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Milton Keynes population, 2001–2025

By James Burfield, SEO consultant, Bath · Page updated · ONS mid-year estimates

Milton Keynes has an estimated population of 308,866 (mid-2025), up 45.2% since 2001. Official ONS mid-year estimates for the Milton Keynes local authority area. The newest year is provisional: when ONS published mid-2025 it revised the mid-2024 figure for 348 of the 361 UK authorities, so read the last point on any of these charts as the current best estimate rather than a settled number.

308,866
population, mid-2025
+45.2%
since 2001
+14.5%
last 10 years
2025
peak year (308,866)
20052010201520202025 213k 309k
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Year by year

YearPopulationChange
2025308,866+1.0%
2024305,806+1.8%
2023300,323+2.6%
2022292,805+1.6%
2021288,312+1.6%
2020283,707+0.8%
2019281,434+0.9%
2018278,892+0.8%
2017276,588+0.9%
2016274,231+1.6%
2015269,783+1.8%
2014264,948+2.0%
2013259,672+2.2%
2012254,003+1.6%
2011249,895+1.8%
2010245,450+2.2%
2009240,178+1.9%
2008235,625+2.0%
2007231,033+1.7%
2006227,225+1.7%
2005223,462+1.8%
2004219,521+0.9%
2003217,597+1.2%
2002215,061+1.1%
2001212,707—

Food businesses

Milton Keynes has 283 takeaways, 542 restaurants and cafés and 116 pubs and bars on the FSA's statutory register (as of July 2026) — 0.52 takeaways per restaurant against an English average of 0.49, and 9.2 takeaways per 10,000 residents. How that compares across England.

High street businesses

Milton Keynes has 205 hairdressers and beauty salons, 60 pubs and bars, 120 licensed restaurants, 170 takeaways on the ONS business register (2025). Compare across the UK.

Rounded to the nearest 5, which is how ONS protects individual businesses from being identified.

Figures are ONS mid-year population estimates for the Milton Keynes local authority area (code E06000042), which can differ from the population of a town of the same name. Sources & method.

Common questions

What is the population of Milton Keynes?
308,866, on the ONS mid-2025 estimate for the Milton Keynes local authority area. This page charts the full annual series back to 2001, so the figure sits in its twenty-year context rather than alone.
Is Milton Keynes growing or shrinking?
Growing: up 45.2% since 2001, from 212,707 to 308,866. The peak year in the series so far is 2025. Year-by-year figures and the chart are on this page.