Mareil-le-Guyon: UN AVENIR COMMUN won the town hall in 2026; Marine Le Pen would lead here in 2027

The municipal election, March 2026

Round one, 15 March · 174 voted, 148 valid votes

1. UN AVENIR COMMUNNo label (small commune) 100.0% · 148 · 11 seats

Official results, Ministère de l'Intérieur. Lists are labelled with the ministry's political "nuance"; lists in small communes carry none. The list that comes first takes half the seats as a bonus, and the rest are shared in proportion among lists over 5%.

The 2027 presidential election here, round one

Our national forecast for round one, carried down to Mareil-le-Guyon from how it voted in 2022.

1. Marine Le PenNational Rally 27.6% · France 34.2%
2. Bruno RetailleauRepublicans 18.9% · France 7.6%
3. Édouard PhilippeEnsemble (Macron camp) 18.4% · France 14.3%
4. Jean-Luc MélenchonFrance Unbowed 11.5% · France 16.8%
5. Raphaël GlucksmannSocialists 10.8% · France 13.4%
6. Éric ZemmourReconquête 4.3% · France 3.8%
7. Nicolas Dupont-AignanSovereigntists 3.6% · France 2.1%
8. Marine TondelierGreens 3.4% · France 2.9%
9. Fabien RousselCommunist Party 1.0% · France 2.0%
10. Nathalie ArthaudFar left 0.5% · France 0.6%

In 2022, round one here: Ensemble (Macron camp) 33.2% · National Rally 17.2% · France Unbowed 15.7% · Republicans 13.1% · Reconquête 7.8%. Each political family moves by its national change since 2022 (half uniform, half proportional), scaled so that every commune adds up to our national forecast. The national forecast →

Communes of a similar size in Yvelines

• Saint-Illiers-le-Bois335 voters · No label (small commune)
• Chaufour-lès-Bonnières337 voters · No label (small commune)
• Osmoy341 voters · No label (small commune)
• Hargeville312 voters · No label (small commune)
• Courgent349 voters · No label (small commune)
• Jouy-Mauvoisin353 voters · No label (small commune)
• Saint-Lambert358 voters · No label (small commune)
• Sailly300 voters · No label (small commune)

Every commune in Yvelines → · All of France →