Avançon (French pronunciation: [avɑ̃sɔ̃]) is a commune in the Ardennes département in the Grand Est region of northern France.

Avançon is located some 10 km south-west of Rethel and 11 km east of Asfeld. Access to the commune is by the D18 road from Acy-Romance in the north-east which passes through the commune to the village near the centre then continues west to Blanzy-la-Salonnaise. The D26 road goes from the village north to Taizy. The D150 goes south-west from the village to Saint-Loup-en-Champagne. The commune is entirely farmland.

Blazon: Azure, a fleur-de-lis Argent between three mullets Or.

This list is incomplete; you can help by adding missing items. (April 2021)

List of Successive Mayors

From	To	Name
1793	1807	Rémy Tagnon
1807	1830	Guillaume Alexandre Monceau
1830	1839	Jean Trichet
1839	1843	Barthélémy Michelet
1843	1876	Jean Nicolas Rémy Legrand
1876	1892	Alexandre Paul Victor Koehler
1892	1912	Hubert Emmanuel Legros
1912	1919	Charles Eugène Michelet
1919	1921	Barthélémy Michelet
1921	1929	Edmond Désiré Lefevre
1929	1965	Rémy Achille Monceau
1965	1994	Bernard Edmond Lefevre
1994	2001	Marie-Hélène Michelet
2001	2014	Philippe Hourlier
2014	2020	Hubert Launois
2020	current	Yvan Lefevre

The inhabitants of the commune are known as Avançonnais or Avançonnaises in French.

Historical population

Year Pop. ±% p.a. 1793 475 —     1800 490 +0.45% 1806 488 −0.07% 1821 501 +0.18% 1831 461 −0.83% 1836 477 +0.68% 1841 488 +0.46% 1846 492 +0.16% 1851 515 +0.92% 1866 478 −0.50% 1872 480 +0.07% 1876 464 −0.84% 1881 431 −1.46% 1886 418 −0.61% 1891 398 −0.98% 1896 394 −0.20% 1901 404 +0.50%	Year Pop. ±% p.a. 1906 406 +0.10% 1911 332 −3.94% 1921 260 −2.41% 1926 301 +2.97% 1931 268 −2.30% 1936 268 +0.00% 1946 292 +0.86% 1954 292 +0.00% 1962 291 −0.04% 1968 262 −1.73% 1975 258 −0.22% 1982 270 +0.65% 1990 322 +2.23% 1999 300 −0.78% 2007 318 +0.73% 2012 308 −0.64% 2017 313 +0.32%
Source: EHESS and INSEE

The commune has one religious building that is registered as an historical monument:

• The Church of Saint Remi (13th century) The Church contains one item that is registered as an historical object:
  • An Eagle Lectern (18th century)

• Renée Mayot, medal engraver, born in 1947.

• Communes of the Ardennes department

• Avançon on the old IGN website (in French)
• Avançon on Géoportail, National Geographic Institute (IGN) website (in French)
• Avançon on the 1750 Cassini Map