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Chaumont-en-Vexin: AIMER VIVRE À CHAUMONT won the town hall in 2026; Marine Le Pen would lead here in 2027

Chaumont-en-Vexin (Oise, INSEE 60143) has 2,280 registered voters. Its council has 23 seats; the 2026 municipal election was settled in the first round on 15 March. The next municipal elections are in 2032; the presidential election is on 18 April 2027.

The municipal election, March 2026

Round one, 15 March · 1,265 voted, 1,239 valid votes

  1. AIMER VIVRE À CHAUMONTNo label (small commune) 58.8% · 729 · 19 seats
  2. UNIS POUR CHAUMONTNo label (small commune) 33.4% · 414 · 4 seats
  3. Passionnément ChaumontoisNo label (small commune) 7.7% · 96

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%.

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About Chaumont-en-Vexin

Chaumont-en-Vexin is a commune in Oise with 2,280 registered voters, the 45th largest of the département's 679 communes. At the municipal election of March 2026 55.5% of them voted, close to the 55.4% across Oise, and AIMER VIVRE À CHAUMONT won 19 of the council's 23 seats in the first round.

In the first round of the 2022 presidential election the commune voted National Rally 31.4%, Ensemble (Macron camp) 24.1%, France Unbowed 19.3%. National Rally did 8 points better here than across France.

Moved to today's national polls, our projection for the 2027 first round here has Marine Le Pen ahead on 44.8%, with Jean-Luc Mélenchon on 13.8%.

The 2027 presidential election here, round one

Our national forecast for round one, carried down to Chaumont-en-Vexin from how it voted in 2022.

  1. Marine Le PenNational Rally 44.8% · France 34.2%
  2. Jean-Luc MélenchonFrance Unbowed 13.8% · France 16.8%
  3. Édouard PhilippeEnsemble (Macron camp) 12.1% · France 14.3%
  4. Raphaël GlucksmannSocialists 10.7% · France 13.4%
  5. Bruno RetailleauRepublicans 7.3% · France 7.6%
  6. Éric ZemmourReconquête 4.4% · France 3.8%
  7. Nicolas Dupont-AignanSovereigntists 2.3% · France 2.1%
  8. Fabien RousselCommunist Party 2.1% · France 2.0%
  9. Marine TondelierGreens 2.0% · France 2.9%
  10. Nathalie ArthaudFar left 0.5% · France 0.6%

In 2022, round one here: National Rally 31.4% · Ensemble (Macron camp) 24.1% · France Unbowed 19.3% · Reconquête 8.1% · Republicans 4.5%. 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 Oise

Every commune in Oise → · All of France →