Votes aux européennes 2004 (PCF) - 2009 (Front de Gauche) dans l'Aube
| Nom de la commune | Pourcentage liste PCF - 2004 | Pourcentage liste FdG - 2009 |
| Ailleville | 0,00% | 3,16% |
| Aix-en-Othe | 5,99% | 6,73% |
| Allibaudières | 8,47% | 7,69% |
| Amance | 2,41% | 2,27% |
| Arcis-sur-Aube | 3,34% | 4,55% |
| Arconville | 0,00% | 2,63% |
| Argançon | 4,26% | 9,76% |
| Arrelles | 0,00% | 2,86% |
| Arrembécourt | 0,00% | 0% |
| Arrentières | 0,00% | 1,25% |
| Arsonval | 7,45% | 1,01% |
| Assenay | 2,78% | 2,17% |
| Assencières | 0,00% | 1,45% |
| Aubeterre | 0,00% | 0% |
| Aulnay | 2,17% | 2,17% |
| Auxon | 2,90% | 3,11% |
| Avant-lès-Marcilly | 1,90% | 3,65% |
| Avant-lès-Ramerupt | 0,00% | 0% |
| Avirey-Lingey | 1,45% | 1,54% |
| Avon-la-Pèze | 0,00% | 1,45% |
| Avreuil | 0,00% | 0% |
| Bagneux-la-Fosse | 2,13% | 2,63% |
| Bailly-le-Franc | 0,00% | 0% |
| Balignicourt | 5,26% | 6,82% |
| Balnot-la-Grange | 0,00% | 0% |
| Balnot-sur-Laignes | 1,61% | 0% |
| Bar-sur-Aube | 4,51% | 8,32% |
| Bar-sur-Seine | 7,59% | 10% |
| Barberey-Saint-Sulpice | 3,01% | 3,56% |
| Barbuise | 2,08% | 7,95% |
| Baroville | 2,73% | 2% |
| Bayel | 3,04% | 5,83% |
| Bercenay-en-Othe | 1,41% | 3,60% |
| Bercenay-le-Hayer | 3,53% | 12,28% |
| Bergères | 0,00% | 2,38% |
| Bernon | 3,45% | 10% |
| Bertignolles | 0,00% | 0% |
| Bérulle | 5,04% | 2,94% |
| Bessy | 2,22% | 5,71% |
| Bétignicourt | 38,89% | 15% |
| Beurey | 1,35% | 4,65% |
| Blaincourt-sur-Aube | 2,00% | 6,67% |
| Blignicourt | 0,00% | 0% |
| Bligny | 2,78% | 1,56% |
| Les Bordes-Aumont | 1,61% | 0,96% |
| Bossancourt | 1,54% | 1,35% |
| Bouilly | 5,25% | 7,16% |
| Boulages | 0,00% | 4,35% |
| Bouranton | 1,18% | 2,81% |
| Bourdenay | 1,54% | 5,08% |
| Bourguignons | 0,00% | 5,26% |
| Bouy-Luxembourg | 4,76% | 5% |
| Bouy-sur-Orvin | 5,00% | 11,11% |
| Bragelogne-Beauvoir | 1,71% | 3,13% |
| Braux | 9,68% | 5,88% |
| Bréviandes | 2,28% | 5,10% |
| Brévonnes | 6,67% | 5,99% |
| Briel-sur-Barse | 1,61% | 2,94% |
| Brienne-la-Vieille | 4,08% | 2,58% |
| Brienne-le-Château | 5,28% | 7,97% |
| Brillecourt | 6,25% | 3,57% |
| Bucey-en-Othe | 2,42% | 1,50% |
| Buchères | 3,88% | 8,22% |
| Buxeuil | 0,00% | 0% |
| Buxières-sur-Arce | 0,00% | 0% |
| Celles-sur-Ource | 0,00% | 0,51% |
| Chacenay | 16,67% | 3,23% |
| La Chaise | 0,00% | 0% |
| Chalette-sur-Voire | 2,90% | 0% |
| Chamoy | 12,59% | 8,18% |
| Champ-sur-Barse | 0,00% | 0% |
| Champfleury | 0,00% | 4,35% |
| Champignol-lez-Mondeville | 0,89% | 1,90% |
| Champigny-sur-Aube | 0,00% | 0% |
| Channes | 2,33% | 0% |
| Chaource | 4,76% | 6,59% |
| La Chapelle-Saint-Luc | 3,82% | 5,85% |
| Chapelle-Vallon | 0,00% | 2,38% |
| Chappes | 5,66% | 7,55% |
| Charmont-sous-Barbuise | 3,70% | 3,98% |
| Charmoy | 0,00% | 0% |
| Charny-le-Bachot | 0,00% | 0% |
| Chaserey | 5,56% | 8,33% |
| Châtres | 5,88% | 5,24% |
| Chauchigny | 3,41% | 0% |
| Chaudrey | 4,48% | 0% |
| Chauffour-lès-Bailly | 6,67% | 8,33% |
| Chaumesnil | 0,00% | 3,23% |
| Chavanges | 3,85% | 3,16% |
| Le Chêne | 1,49% | 0% |
| Chennegy | 1,20% | 4,19% |
| Chervey | 1,19% | 5,81% |
| Chesley | 0,00% | 0,99% |
| Chessy-les-Prés | 7,28% | 6,12% |
| Clérey | 3,36% | 9,33% |
| Coclois | 0,00% | 0% |
| Colombé-la-Fosse | 0,00% | 1,69% |
| Colombé-le-Sec | 0,00% | 0% |
| Cormost | 0,00% | 2,47% |
| Courcelles-sur-Voire | 0,00% | 0% |
| Courceroy | 1,82% | 0% |
| Coursan-en-Othe | 2,70% | 2% |
| Courtaoult | 18,52% | 6,45% |
| Courtenot | 1,41% | 6,06% |
| Courteranges | 7,52% | 6,29% |
| Courteron | 0,00% | 0% |
| Coussegrey | 1,43% | 3,51% |
| Couvignon | 2,44% | 0% |
| Crancey | 8,41% | 11,49% |
| Creney-près-Troyes | 1,77% | 5,26% |
| Crésantignes | 0,00% | 0% |
| Crespy-le-Neuf | 0,00% | 0% |
| Les Croûtes | 0,00% | 0% |
| Cunfin | 1,74% | 3,54% |
| Cussangy | 3,90% | 4,84% |
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