Marsac-sur-l'Isle (French pronunciation: [maʁsak syʁ lil], literally Marsac on the Isle; Occitan: Marsac d'Eila) is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France.

Historical population

Year Pop. ±% p.a. 1793 460 —     1800 517 +1.68% 1806 496 −0.69% 1821 545 +0.63% 1831 453 −1.83% 1836 485 +1.37% 1841 505 +0.81% 1846 552 +1.80% 1851 484 −2.59% 1856 502 +0.73% 1861 549 +1.81% 1866 556 +0.25% 1872 541 −0.45% 1876 577 +1.62% 1881 609 +1.09% 1886 581 −0.94% 1891 568 −0.45% 1896 566 −0.07%	Year Pop. ±% p.a. 1901 520 −1.68% 1906 502 −0.70% 1911 430 −3.05% 1921 446 +0.37% 1926 455 +0.40% 1931 468 +0.57% 1936 488 +0.84% 1946 597 +2.04% 1954 630 +0.67% 1962 1,053 +6.63% 1968 1,216 +2.43% 1975 1,569 +3.71% 1982 1,657 +0.78% 1990 1,939 +1.98% 1999 2,200 +1.41% 2007 2,525 +1.74% 2012 2,965 +3.26% 2017 3,104 +0.92%
Source: EHESS and INSEE (1968-2017)

• Communes of the Dordogne department