Aboncourt-Gesincourt is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.

The population data given in the table and graph below for 1962 and earlier refer to the former commune of Aboncourt. Aboncourt-Gesincourt was established in 1964 by the merger of the former communes Aboncourt and Gesincourt.

Historical population

Year Pop. ±% p.a. 1793 285 —     1800 296 +0.54% 1806 283 −0.75% 1821 262 −0.51% 1831 293 +1.12% 1836 306 +0.87% 1841 300 −0.40% 1846 295 −0.34% 1851 318 +1.51% 1856 268 −3.36% 1861 265 −0.22% 1866 280 +1.11% 1872 279 −0.06% 1876 259 −1.84% 1881 258 −0.08% 1886 246 −0.95% 1891 237 −0.74% 1896 225 −1.03%	Year Pop. ±% p.a. 1901 226 +0.09% 1906 223 −0.27% 1911 220 −0.27% 1921 191 −1.40% 1926 184 −0.74% 1931 179 −0.55% 1936 183 +0.44% 1946 171 −0.68% 1954 141 −2.38% 1962 137 −0.36% 1968 296 +13.70% 1975 313 +0.80% 1982 240 −3.72% 1990 215 −1.37% 1999 204 −0.58% 2009 242 +1.72% 2014 215 −2.34% 2020 212 −0.23%
Source: EHESS (1793–1999) and INSEE

• Communes of the Haute-Saône department