Le Mesnil-le-Roi: ENGAGÉS POUR LE MESNIL won the town hall in 2026; Édouard Philippe would lead here in 2027
Le Mesnil-le-Roi (Yvelines, INSEE 78396) has 4,807 registered voters. Its council has 29 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.
- 4,807registered voters
- 58%turnout, 2026 round one
- 24.6%Édouard Philippe, 2027 round one here (France: 14.3%)
The municipal election, March 2026
Round one, 15 March · 2,773 voted, 2,692 valid votes
- ENGAGÉS POUR LE MESNILMiscellaneous right 68.5% · 1,844 · 25 seats
- VIVRE AU MESNILMiscellaneous right 31.5% · 848 · 4 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%.
What if the national vote changes? Every commune
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About Le Mesnil-le-Roi
Le Mesnil-le-Roi is a commune in Yvelines with 4,807 registered voters, the 57th largest of the département's 259 communes. At the municipal election of March 2026 57.7% of them voted, more than the 54.4% across Yvelines, and ENGAGÉS POUR LE MESNIL won 25 of the council's 29 seats in the first round.
In the first round of the 2022 presidential election the commune voted Ensemble (Macron camp) 40.1%, France Unbowed 13.9%, National Rally 12%. Ensemble (Macron camp) did 12 points better here than across France.
Moved to today's national polls, our projection for the 2027 first round here has Édouard Philippe ahead on 24.6%, with Marine Le Pen on 22%.
The 2027 presidential election here, round one
Our national forecast for round one, carried down to Le Mesnil-le-Roi from how it voted in 2022.
- Édouard PhilippeEnsemble (Macron camp) 24.6% · France 14.3%
- Marine Le PenNational Rally 22.0% · France 34.2%
- Bruno RetailleauRepublicans 16.8% · France 7.6%
- Raphaël GlucksmannSocialists 12.0% · France 13.4%
- Jean-Luc MélenchonFrance Unbowed 10.7% · France 16.8%
- Éric ZemmourReconquête 6.6% · France 3.8%
- Marine TondelierGreens 4.1% · France 2.9%
- Nicolas Dupont-AignanSovereigntists 1.8% · France 2.1%
- Fabien RousselCommunist Party 1.0% · France 2.0%
In 2022, round one here: Ensemble (Macron camp) 40.1% · France Unbowed 13.9% · National Rally 12.0% · Republicans 10.9% · Reconquête 10.6%. 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
- Meulan-en-Yvelines4,870 voters · Miscellaneous right
- Saint-Arnoult-en-Yvelines4,721 voters · Miscellaneous right
- Jouy-en-Josas4,969 voters · Miscellaneous centre
- Epône4,647 voters · Miscellaneous
- Villennes-sur-Seine4,583 voters · Miscellaneous centre
- Les Essarts-le-Roi5,112 voters · Miscellaneous centre
- Jouars-Pontchartrain4,420 voters · Miscellaneous centre
- Buc4,376 voters · Miscellaneous