Izernore (French pronunciation: [izɛʁnɔʁ]) is a commune in the Ain department in eastern France. An ancient Roman bronze hoard consisting of a patera and an oval dish was found in Izernore in 1845 and is now in the British Museum's collection.

Historical population

Year Pop. ±% p.a. 1793 941 —     1800 978 +0.55% 1806 1,016 +0.64% 1821 1,057 +0.26% 1831 1,005 −0.50% 1836 985 −0.40% 1841 1,011 +0.52% 1846 1,103 +1.76% 1851 1,103 +0.00% 1856 1,084 −0.35% 1861 1,044 −0.75% 1866 1,011 −0.64% 1872 1,021 +0.16% 1876 1,064 +1.04% 1881 1,079 +0.28% 1886 1,129 +0.91% 1891 1,016 −2.09% 1896 932 −1.71%	Year Pop. ±% p.a. 1901 879 −1.16% 1906 757 −2.94% 1911 660 −2.71% 1921 633 −0.42% 1926 601 −1.03% 1931 563 −1.30% 1936 593 +1.04% 1946 553 −0.70% 1954 557 +0.09% 1962 548 −0.20% 1968 520 −0.87% 1975 682 +3.95% 1982 975 +5.24% 1990 1,170 +2.31% 1999 1,656 +3.94% 2007 2,230 +3.79% 2012 2,309 +0.70% 2017 2,247 −0.54%
Source: EHESS and INSEE (1968-2017)

It was the birthplace of St. Eugendus (born c. 449).

• Communes of the Ain department