Carbon-Blanc (French pronunciation: [kaʁbɔ̃ blɑ̃]; Occitan: Carbon Blanc) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France. The commune was created in 1853 when it was separated from neighboring Bassens by decree of Napoleon III.

Historical population

Year Pop. ±% p.a. 1856 735 —     1861 839 +2.68% 1866 918 +1.82% 1872 851 −1.26% 1876 824 −0.80% 1881 788 −0.89% 1886 887 +2.40% 1891 846 −0.94% 1896 855 +0.21% 1901 865 +0.23% 1906 865 +0.00% 1911 852 −0.30% 1921 958 +1.18% 1926 964 +0.12%	Year Pop. ±% p.a. 1931 1,127 +3.17% 1936 1,107 −0.36% 1946 1,149 +0.37% 1954 1,300 +1.56% 1962 1,628 +2.85% 1968 3,075 +11.18% 1975 4,567 +5.81% 1982 5,733 +3.30% 1990 5,842 +0.24% 1999 6,620 +1.40% 2007 6,971 +0.65% 2012 7,147 +0.50% 2017 8,091 +2.51%
Source: EHESS and INSEE (1968-2017)

Carbon-Blanc has 2 sister cities:

• Großostheim, Germany
• San Martín de Valdeiglesias, Spain

• Communes of the Gironde department