Military personnel in United Kingdom

United Kingdom: Military personnel was 150,000 in 2022. ◆ Volatile

Latest (2022)
150,000
Change on year
down 2.0%
World rank
33rd
of 194 countries
All-time high
5.09 million
in 1945
All-time low
125,000
in 1822
Years of data
206
1816–2022

Military personnel in United Kingdom, 1816–2022

01.0M2.0M3.0M4.0M5.0M181619192022

Source: Our World in Data.

Analysis

In 2022, military personnel in United Kingdom stood at 150,000.

Compared with earlier readings it is down 2.0% on the previous year and down 13.8% over ten years.

Over the whole period, military personnel in United Kingdom peaked at 5.09 million in 1945 and was at its lowest, 125,000, in 1822.

That places United Kingdom 33rd out of 194 countries with data for 2022, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Military personnel in United Kingdom, year by year

Annual values for Military personnel in United Kingdom, 1816 to 2022.
Year Value Change
1816 255,000 —
1817 190,000 -25.5%
1818 173,000 -8.9%
1819 143,000 -17.3%
1820 144,000 +0.7%
1821 139,000 -3.5%
1822 125,000 -10.1%
1823 125,000 +0.0%
1824 132,000 +5.6%
1825 132,000 +0.0%
1826 149,000 +12.9%
1827 155,000 +4.0%
1828 155,000 +0.0%
1829 148,000 -4.5%
1830 140,000 -5.4%
1831 150,000 +7.1%
1832 145,000 -3.3%
1833 144,000 -0.7%
1834 137,000 -4.9%
1835 136,000 -0.7%
1836 143,000 +5.1%
1837 143,000 +0.0%
1838 155,000 +8.4%
1839 159,000 +2.6%
1840 168,000 +5.7%
1841 173,000 +3.0%
1842 184,000 +6.4%
1843 158,000 -14.1%
1844 185,000 +17.1%
1845 178,000 -3.8%
1846 191,000 +7.3%
1847 193,000 +1.0%
1848 208,000 +7.8%
1849 203,000 -2.4%
1850 201,000 -1.0%
1851 198,000 -1.5%
1852 201,000 +1.5%
1853 213,000 +6.0%
1854 234,000 +9.9%
1855 329,000 +40.6%
1856 382,000 +16.1%
1857 272,000 -28.8%
1858 292,000 +7.4%
1859 315,000 +7.9%
1860 347,000 +10.2%
1861 316,000 -8.9%
1862 305,000 -3.5%
1863 312,000 +2.3%
1864 290,000 -7.1%
1865 296,000 +2.1%
1866 286,000 -3.4%
1867 283,000 -1.0%
1868 279,000 -1.4%
1869 270,000 -3.2%
1870 257,000 -4.8%
1871 241,000 -6.2%
1872 254,000 +5.4%
1873 252,000 -0.8%
1874 248,000 -1.6%
1875 245,000 -1.2%
1876 244,000 -0.4%
1877 251,000 +2.9%
1878 261,000 +4.0%
1879 260,000 -0.4%
1880 248,000 -4.6%
1881 247,000 -0.4%
1882 247,000 +0.0%
1883 239,000 -3.2%
1884 240,000 +0.4%
1885 256,000 +6.7%
1886 265,000 +3.5%
1887 273,000 +3.0%
1888 273,000 +0.0%
1889 275,000 +0.7%
1890 278,000 +1.1%
1891 281,000 +1.1%
1892 288,000 +2.5%
1893 294,000 +2.1%
1894 302,000 +2.7%
1895 309,000 +2.3%
1896 315,000 +1.9%
1897 319,000 +1.3%
1898 331,000 +3.8%
1899 331,000 +0.0%
1900 487,000 +47.1%
1901 521,000 +7.0%
1902 489,000 -6.1%
1903 416,000 -14.9%
1904 409,000 -1.7%
1905 394,000 -3.7%
1906 384,000 -2.5%
1907 369,000 -3.9%
1908 364,000 -1.4%
1909 381,000 +4.7%
1910 372,000 -2.4%
1911 376,000 +1.1%
1912 523,000 +39.1%
1913 533,000 +1.9%
1914 532,000 -0.2%
1915 4.35 million +717.7%
1917 4.43 million +1.8%
1918 4.22 million -4.7%
1919 1.33 million -68.4%
1920 596,000 -55.3%
1921 448,000 -24.8%
1922 368,000 -17.9%
1923 337,000 -8.4%
1924 337,000 +0.0%
1925 342,000 +1.5%
1926 341,000 -0.3%
1927 338,000 -0.9%
1928 330,000 -2.4%
1929 325,000 -1.5%
1930 318,000 -2.2%
1931 319,000 +0.3%
1932 317,000 -0.6%
1933 316,000 -0.3%
1934 318,000 +0.6%
1935 321,000 +0.9%
1936 336,000 +4.7%
1937 350,000 +4.2%
1938 376,000 +7.4%
1939 394,000 +4.8%
1940 1.02 million +158.9%
1941 2.30 million +125.5%
1942 3.39 million +47.4%
1943 4.14 million +22.3%
1944 4.90 million +18.2%
1945 5.09 million +3.9%
1946 2.05 million -59.7%
1947 1.30 million -36.6%
1948 847,000 -34.9%
1949 770,000 -9.1%
1950 689,000 -10.5%
1951 826,000 +19.9%
1952 872,000 +5.6%
1953 865,000 -0.8%
1954 839,000 -3.0%
1955 809,000 -3.6%
1956 761,000 -5.9%
1957 702,000 -7.8%
1958 614,000 -12.5%
1959 565,000 -8.0%
1960 519,000 -8.1%
1961 475,000 -8.5%
1962 475,000 +0.0%
1963 450,000 -5.3%
1964 435,000 -3.3%
1965 425,000 -2.3%
1966 425,000 +0.0%
1967 425,000 +0.0%
1968 410,000 -3.5%
1969 390,000 -4.9%
1970 390,000 +0.0%
1971 370,000 -5.1%
1972 370,000 +0.0%
1973 377,000 +1.9%
1974 359,000 -4.8%
1975 348,000 -3.1%
1976 337,000 -3.2%
1977 326,000 -3.3%
1978 320,000 -1.8%
1979 324,000 +1.2%
1980 330,000 +1.9%
1981 341,000 +3.3%
1982 335,000 -1.8%
1983 333,000 -0.6%
1984 336,000 +0.9%
1985 334,000 -0.6%
1986 331,000 -0.9%
1987 328,000 -0.9%
1988 324,000 -1.2%
1989 318,000 -1.9%
1990 308,000 -3.1%
1991 301,000 -2.3%
1992 293,000 -2.7%
1993 271,000 -7.5%
1994 257,000 -5.2%
1995 233,000 -9.3%
1996 221,000 -5.2%
1997 218,000 -1.4%
1998 218,000 +0.0%
1999 218,000 +0.0%
2000 212,000 -2.8%
2001 211,000 -0.5%
2002 210,000 -0.5%
2003 213,000 +1.4%
2004 209,000 -1.9%
2005 206,000 -1.4%
2006 217,000 +5.3%
2007 191,000 -12.0%
2008 181,000 -5.2%
2009 160,000 -11.6%
2010 175,000 +9.4%
2011 178,000 +1.7%
2012 174,000 -2.2%
2013 166,000 -4.6%
2014 169,000 +1.8%
2015 159,000 -5.9%
2016 155,000 -2.5%
2017 152,000 -1.9%
2018 150,000 -1.3%
2019 148,000 -1.3%
2020 148,000 +0.0%
2021 153,000 +3.4%
2022 150,000 -2.0%

United Kingdom compared with similar countries

  • United Kingdom's 150,000 is above the median for high income countries, which is 18,500, 8.1× the median. (64 countries reporting)
  • United Kingdom's 150,000 is above the median for Europe & Central Asia, which is 23,000, 6.5× the median. (52 countries reporting)

Biggest year-on-year movements

Years where Military personnel in United Kingdom changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1915 +717.7% 532,000 4.35 million
1940 +158.9% 394,000 1.02 million
1941 +125.5% 1.02 million 2.30 million
1919 -68.4% 4.22 million 1.33 million
1946 -59.7% 5.09 million 2.05 million
1920 -55.3% 1.33 million 596,000

Averages by decade

DecadeAverage LowestHighest Years
1810s 190,250 143,000 255,000 4
1820s 140,400 125,000 155,000 10
1830s 145,200 136,000 159,000 10
1840s 184,100 158,000 208,000 10
1850s 263,700 198,000 382,000 10
1860s 298,400 270,000 347,000 10
1870s 251,300 241,000 261,000 10
1880s 256,300 239,000 275,000 10
1890s 304,800 278,000 331,000 10
1900s 421,400 364,000 521,000 10
1910s 1.85 million 372,000 4.43 million 9
1920s 376,200 325,000 596,000 10
1930s 336,500 316,000 394,000 10
1940s 2.58 million 770,000 5.09 million 10
1950s 754,200 565,000 872,000 10
1960s 442,900 390,000 519,000 10
1970s 352,100 320,000 390,000 10
1980s 331,000 318,000 341,000 10
1990s 253,800 218,000 308,000 10
2000s 201,000 160,000 217,000 10
2010s 162,600 148,000 178,000 10
2020s 150,333 148,000 153,000 3

Countries ranked near United Kingdom

  1. 31 Bangladesh 163,000 compare
  2. 32 Italy 161,000 compare
  3. 34 Philippines 145,000 compare
  4. 35 Nigeria 143,000 compare
  5. 36 Algeria 139,000 compare

See the full ranking of 194 places →

More reference data data for United Kingdom

All data for United Kingdom →

Frequently asked questions

What is military personnel in United Kingdom?
Military personnel in United Kingdom was 150,000 in 2022, according to Our World in Data.
What is the highest military personnel recorded in United Kingdom?
The highest recorded value was 5.09 million in 1945.
What is the lowest military personnel recorded in United Kingdom?
The lowest recorded value was 125,000 in 1822.
How does United Kingdom rank for military personnel?
United Kingdom ranks 33rd out of 194 countries with data for 2022.
Is military personnel rising or falling in United Kingdom?
Over the last ten years it is down 13.8%. The long-run trend across the full record is volatile.
Where does this United Kingdom data come from?
The figures come from Our World in Data, published as part of Military personnel. Statizoid updates them automatically from the source API.

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Military personnel in United Kingdom. Statizoid, drawing on Our World in Data. Retrieved 13 November 2026, from https://reference.statizoid.com/stat/military-personnel/united-kingdom/

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About this data

Indicator
Military personnel
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 15,765 data points, 1816–2022
Last refreshed