Blanzac-Porcheresse (French pronunciation: [blɑ̃zak pɔʁʃəʁɛs]) is a former commune in the Charente department in southwestern France. On 1 January 2017, it was merged into the new commune Coteaux du Blanzacais.

Historical population

Year Pop. ±% 1793 649 —     1800 546 −15.9% 1806 627 +14.8% 1821 607 −3.2% 1831 643 +5.9% 1841 682 +6.1% 1846 719 +5.4% 1851 817 +13.6% 1856 842 +3.1% 1861 893 +6.1% 1866 918 +2.8% 1872 830 −9.6% 1876 893 +7.6% 1881 773 −13.4% 1886 873 +12.9% 1891 871 −0.2% 1896 950 +9.1%

Year Pop. ±% 1901 900 −5.3% 1906 976 +8.4% 1911 910 −6.8% 1921 738 −18.9% 1926 752 +1.9% 1931 763 +1.5% 1936 728 −4.6% 1946 751 +3.2% 1954 739 −1.6% 1962 817 +10.6% 1968 852 +4.3% 1975 1,004 +17.8% 1982 874 −12.9% 1990 819 −6.3% 1999 836 +2.1% 2008 833 −0.4%

• Communes of the Charente department