Le Périer (French pronunciation: [lə peʁje]) is a former commune in the Isère department in southeastern France. On 1 January 2019, it was merged into the new commune Chantepérier.

Historical population

Year Pop. ±% 1793 600 —     1806 672 +12.0% 1821 636 −5.4% 1831 761 +19.7% 1841 813 +6.8% 1851 825 +1.5% 1861 748 −9.3% 1872 694 −7.2% 1881 634 −8.6% 1891 556 −12.3% 1901 532 −4.3% 1911 513 −3.6%

Year Pop. ±% 1921 421 −17.9% 1931 410 −2.6% 1946 362 −11.7% 1954 269 −25.7% 1962 183 −32.0% 1968 198 +8.2% 1975 156 −21.2% 1982 143 −8.3% 1990 133 −7.0% 1999 126 −5.3% 2006 137 +8.7% 2011 143 +4.4%

• Communes of the Isère department