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Sannois: Nicolas Ponchel's list won the town hall in 2026; Jean-Luc Mélenchon would lead here in 2027

Sannois (Val-d'Oise, INSEE 95582) has 17,305 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 · 9,505 voted, 9,388 valid votes

  1. UNIS POUR SANNOISLed by Nicolas Ponchel · Miscellaneous right 35.3% · 3,317 · 24 seats
  2. L'AVENIR EN CONFIANCELed by Bernard Jamet · Miscellaneous right 25.8% · 2,426 · 5 seats
  3. FAIRE GAGNER SANNOISLed by Samir Lassoued · Union of the left 25.3% · 2,374 · 4 seats
  4. Sannois à VivreLed by Célia Jacquet-Léger · Miscellaneous 13.5% · 1,271 · 2 seats

Round one, 15 March · 9,168 voted, 9,046 valid votes

  1. UNIS POUR SANNOISMiscellaneous right 27.6% · 2,498
  2. L'AVENIR EN CONFIANCEMiscellaneous right 25.1% · 2,269
  3. Sannois à VivreMiscellaneous 19.3% · 1,744
  4. RASSEMBLER SANNOIS, ECOLOGIQUE ET SOLIDAIREUnion of the left 15.8% · 1,432
  5. SANNOIS POPULAIRE ET INSOUMISEFrance Unbowed 12.2% · 1,103

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 Sannois

Sannois is a commune in Val-d'Oise with 17,305 registered voters, the 13th largest of the département's 183 communes. At the municipal election of March 2026 53% of them voted, more than the 50.1% across Val-d'Oise, and the list led by Nicolas Ponchel won 24 of the council's 35 seats after a second round.

In the first round of the 2022 presidential election the commune voted France Unbowed 33.5%, Ensemble (Macron camp) 27.7%, National Rally 15.6%. France Unbowed did 12 points better here than across France.

Moved to today's national polls, our projection for the 2027 first round here has Jean-Luc Mélenchon ahead on 27%, with Marine Le Pen on 26.7%.

The 2027 presidential election here, round one

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

  1. Jean-Luc MélenchonFrance Unbowed 27.0% · France 16.8%
  2. Marine Le PenNational Rally 26.7% · France 34.2%
  3. Édouard PhilippeEnsemble (Macron camp) 14.8% · France 14.3%
  4. Raphaël GlucksmannSocialists 12.8% · France 13.4%
  5. Bruno RetailleauRepublicans 8.5% · France 7.6%
  6. Éric ZemmourReconquête 3.4% · France 3.8%
  7. Marine TondelierGreens 2.9% · France 2.9%
  8. Fabien RousselCommunist Party 1.8% · France 2.0%
  9. Nicolas Dupont-AignanSovereigntists 1.6% · France 2.1%
  10. Nathalie ArthaudFar left 0.5% · France 0.6%

In 2022, round one here: France Unbowed 33.5% · Ensemble (Macron camp) 27.7% · National Rally 15.6% · Reconquête 6.2% · Republicans 5.0%. 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 Val-d'Oise

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