Les Ulis: Osons plus grand won the town hall in 2026; Jean-Luc Mélenchon would lead here in 2027
Les Ulis (Essonne, INSEE 91692) has 13,690 registered voters. Its council has 35 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.
- 13,690registered voters
- 39%turnout, 2026 round one
- 37.7%Jean-Luc Mélenchon, 2027 round one here (France: 16.8%)
The municipal election, March 2026
Round one, 15 March · 5,337 voted, 4,991 valid votes
- Osons plus grandUnion of the left 91.5% · 4,567 · 34 seats
- Lutte ouvrière - Le camp des travailleursFar left 8.5% · 424 · 1 seat
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 Les Ulis from how it voted in 2022.
- Jean-Luc MélenchonFrance Unbowed 37.7% · France 16.8%
- Marine Le PenNational Rally 21.2% · France 34.2%
- Raphaël GlucksmannSocialists 13.6% · France 13.4%
- Édouard PhilippeEnsemble (Macron camp) 12.0% · France 14.3%
- Bruno RetailleauRepublicans 6.3% · France 7.6%
- Fabien RousselCommunist Party 2.4% · France 2.0%
- Marine TondelierGreens 2.3% · France 2.9%
- Éric ZemmourReconquête 2.0% · France 3.8%
- Nicolas Dupont-AignanSovereigntists 1.7% · France 2.1%
- Nathalie ArthaudFar left 0.8% · France 0.6%
In 2022, round one here: France Unbowed 46.2% · Ensemble (Macron camp) 22.8% · National Rally 11.7% · Reconquête 3.7% · Greens 3.5%. 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 Essonne
- Etampes14,115 voters · Miscellaneous
- Longjumeau13,013 voters · Miscellaneous right
- Morsang-sur-Orge12,779 voters · Union of the centre
- Ris-Orangis15,299 voters · Miscellaneous
- Saint-Michel-sur-Orge12,020 voters · Miscellaneous right
- Gif-sur-Yvette15,866 voters · Union of the right
- Montgeron15,886 voters · Les Républicains
- Grigny11,791 voters · Union of the left