Castries (French pronunciation: [kastʁi] ; Occitan: Càstrias) is a commune in the Hérault department in southern France.

Historical population

Year Pop. ±% p.a. 1793 511 —     1800 558 +1.26% 1806 615 +1.63% 1821 787 +1.66% 1831 715 −0.95% 1836 798 +2.22% 1841 954 +3.64% 1846 1,017 +1.29% 1851 1,126 +2.06% 1856 1,150 +0.42% 1861 1,213 +1.07% 1866 1,386 +2.70% 1872 1,415 +0.35% 1876 1,212 −3.80% 1881 1,044 −2.94% 1886 1,080 +0.68% 1891 1,168 +1.58% 1896 1,280 +1.85%	Year Pop. ±% p.a. 1901 1,339 +0.91% 1906 1,336 −0.04% 1911 1,242 −1.45% 1921 1,368 +0.97% 1926 1,364 −0.06% 1931 1,430 +0.95% 1936 1,234 −2.91% 1946 1,090 −1.23% 1954 1,247 +1.70% 1962 1,368 +1.16% 1968 1,791 +4.59% 1975 2,461 +4.64% 1982 3,419 +4.81% 1990 3,992 +1.96% 1999 5,146 +2.86% 2007 5,471 +0.77% 2012 5,873 +1.43% 2017 6,178 +1.02%
Source: EHESS and INSEE (1968-2017)

Castries is twinned with Volpiano, Italy since 2010.

• Château de Castries. There is also a stone aqueduct which originally supplied water to the chateau.

• Communes of the Hérault department