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Oyonnax: Laurent Harmel's list won the town hall in 2026; Marine Le Pen would lead here in 2027

Oyonnax (Ain, INSEE 01283) has 12,283 registered voters. Its council has 35 seats; the 2026 municipal election went to a second round on 22 March. The next municipal elections are in 2032; the presidential election is on 18 April 2027.

The municipal election, March 2026

Round two, 22 March · 6,777 voted, 6,664 valid votes

  1. AVANCONS ENSEMBLE POUR OYONNAXLed by Laurent Harmel · Miscellaneous right 50.7% · 3,378 · 27 seats
  2. TOUS UNIS POUR OYONNAXLed by Julien Martinez · Miscellaneous right 41.6% · 2,770 · 7 seats
  3. OYONNAX EN COMMUNLed by Loïc Monnier · Miscellaneous left 7.7% · 516 · 1 seat

Round one, 15 March · 6,146 voted, 6,011 valid votes

  1. AVANCONS ENSEMBLE POUR OYONNAXMiscellaneous right 43.9% · 2,640
  2. TOUS UNIS POUR OYONNAXMiscellaneous right 42.3% · 2,543
  3. OYONNAX EN COMMUNMiscellaneous left 10.6% · 635
  4. BOOSTE OYONNAXMiscellaneous 3.2% · 193

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 Oyonnax

Oyonnax is a commune in Ain with 12,283 registered voters, the 2nd largest of the département's 390 communes. At the municipal election of March 2026 50% of them voted, fewer than the 52.5% across Ain, and the list led by Laurent Harmel won 27 of the council's 35 seats after a second round.

In the first round of the 2022 presidential election the commune voted France Unbowed 28.7%, Ensemble (Macron camp) 22.6%, National Rally 22%. France Unbowed did 7 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 34.1%, with Jean-Luc Mélenchon on 22%.

The 2027 presidential election here, round one

Our national forecast for round one, carried down to Oyonnax from how it voted in 2022.

  1. Marine Le PenNational Rally 34.1% · France 34.2%
  2. Jean-Luc MélenchonFrance Unbowed 22.0% · France 16.8%
  3. Raphaël GlucksmannSocialists 12.9% · France 13.4%
  4. Édouard PhilippeEnsemble (Macron camp) 11.7% · France 14.3%
  5. Bruno RetailleauRepublicans 8.4% · France 7.6%
  6. Éric ZemmourReconquête 5.2% · France 3.8%
  7. Nicolas Dupont-AignanSovereigntists 1.9% · France 2.1%
  8. Marine TondelierGreens 1.9% · France 2.9%
  9. Fabien RousselCommunist Party 1.6% · France 2.0%
  10. Nathalie ArthaudFar left 0.5% · France 0.6%

In 2022, round one here: France Unbowed 28.7% · Ensemble (Macron camp) 22.6% · National Rally 22.0% · Reconquête 9.0% · Republicans 5.2%. 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 Ain

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