Chazelles (French pronunciation: [ʃazɛl]) is a former commune in the Jura department in Bourgogne-Franche-Comté in eastern France. On 1 April 2016, it was merged into the new commune of Les Trois-Châteaux.

Historical population

Year Pop. ±% 1800 226 —     1805 232 +2.7% 1821 214 −7.8% 1831 206 −3.7% 1841 194 −5.8% 1851 209 +7.7% 1851 200 −4.3% 1872 204 +2.0% 1881 191 −6.4% 1891 190 −0.5% 1901 189 −0.5% 1911 164 −13.2%

Year Pop. ±% 1921 144 −12.2% 1931 124 −13.9% 1946 136 +9.7% 1954 136 +0.0% 1962 118 −13.2% 1968 120 +1.7% 1975 105 −12.5% 1982 104 −1.0% 1990 89 −14.4% 1999 112 +25.8% 2006 110 −1.8% 2012 147 +33.6%

• Communes of the Jura department