Brain-sur-l'Authion (French pronunciation: [bʁɛ̃ syʁ lotjɔ̃] ) is a former commune in the Maine-et-Loire department in western France. On 1 January 2016, it was merged into the new commune of Loire-Authion.

Historical population

Year Pop. ±% 1793 1,792 —     1800 1,338 −25.3% 1806 1,341 +0.2% 1821 1,490 +11.1% 1831 1,596 +7.1% 1836 1,637 +2.6% 1841 1,614 −1.4% 1846 1,637 +1.4% 1851 1,647 +0.6% 1856 1,622 −1.5% 1861 1,575 −2.9% 1866 1,636 +3.9% 1872 1,540 −5.9% 1876 1,460 −5.2% 1881 1,435 −1.7% 1886 1,389 −3.2% 1891 1,394 +0.4% 1896 1,379 −1.1%

Year Pop. ±% 1901 1,393 +1.0% 1906 1,257 −9.8% 1911 1,310 +4.2% 1921 1,137 −13.2% 1926 1,086 −4.5% 1931 1,150 +5.9% 1936 1,170 +1.7% 1946 1,219 +4.2% 1954 1,473 +20.8% 1962 1,278 −13.2% 1968 1,314 +2.8% 1975 1,587 +20.8% 1982 2,190 +38.0% 1990 2,622 +19.7% 1999 2,803 +6.9% 2006 3,393 +21.0% 2009 3,330 −1.9%

• Communes of the Maine-et-Loire department

• Official site