Blain (French pronunciation: [blɛ̃] ; Gallo: Blaen, Blin or Byein, Breton: Blaen) is a commune in the Loire-Atlantique department in western France. The commune includes the small town of Blain and the villages of Saint-Émilien-de-Blain and La Chaussée.

Historical population

Year Pop. ±% p.a. 1793 4,085 —     1800 4,500 +1.39% 1806 4,215 −1.08% 1821 4,476 +0.40% 1831 4,899 +0.91% 1841 5,441 +1.05% 1846 5,896 +1.62% 1851 6,170 +0.91% 1856 6,502 +1.05% 1861 6,781 +0.84% 1866 6,865 +0.25% 1872 6,825 −0.10% 1876 6,807 −0.07% 1881 6,660 −0.44% 1886 6,728 +0.20% 1891 6,787 +0.17% 1896 6,601 −0.55% 1901 6,618 +0.05%	Year Pop. ±% p.a. 1906 6,737 +0.36% 1911 6,625 −0.33% 1921 5,962 −1.05% 1926 5,880 −0.28% 1931 5,978 +0.33% 1936 5,851 −0.43% 1946 5,801 −0.09% 1954 5,659 −0.31% 1962 6,531 +1.81% 1968 7,052 +1.29% 1975 7,153 +0.20% 1982 7,366 +0.42% 1990 7,434 +0.11% 1999 7,733 +0.44% 2007 8,799 +1.63% 2012 9,491 +1.53% 2017 9,793 +0.63%
Source: EHESS and INSEE (1968-2017)

Blain is twinned with the market town of Royal Wootton Bassett, England.

• Château de Blain
• Communes of the Loire-Atlantique department

• Official site Archived 21 July 2011 at the Wayback Machine