Voreppe (French pronunciation: [vɔʁɛp]) is a commune in the Isère department in southeastern France. It is part of the Grenoble urban unit (agglomeration). The commune contains the Monastère de Chalais, a Dominican monastery about 7 kilometres (4.3 mi) from the town of Voreppe.

Historical population

Year Pop. ±% p.a. 1793 2,395 —     1800 2,522 +0.74% 1806 2,965 +2.73% 1821 2,521 −1.08% 1831 3,280 +2.67% 1836 3,071 −1.31% 1841 3,005 −0.43% 1846 3,021 +0.11% 1851 2,970 −0.34% 1856 3,060 +0.60% 1861 2,887 −1.16% 1866 2,733 −1.09% 1872 2,769 +0.22% 1876 2,954 +1.63% 1881 2,886 −0.46% 1886 2,869 −0.12% 1891 2,815 −0.38% 1896 2,908 +0.65%	Year Pop. ±% p.a. 1901 3,005 +0.66% 1906 2,722 −1.96% 1911 2,600 −0.91% 1921 2,426 −0.69% 1926 2,670 +1.94% 1931 2,801 +0.96% 1936 2,859 +0.41% 1946 2,611 −0.90% 1954 3,099 +2.16% 1962 3,617 +1.95% 1968 4,785 +4.77% 1975 5,995 +3.27% 1982 7,970 +4.15% 1990 8,446 +0.73% 1999 9,231 +0.99% 2007 9,655 +0.56% 2012 9,653 −0.00% 2017 9,293 −0.76%
Source: EHESS and INSEE (1968-2017)

Voreppe is twinned with:

• Lichtenstein, Baden-Württemberg, Germany, since 1992
• Castelnovo ne' Monti, Italy, since 1994
• Lapoș, Romania, since 1990

• Communes of the Isère department