# 2020 Montesson municipal election

[France](https://electionsarchive.com/fr.md) / [Montesson](https://electionsarchive.com/fr/montesson.md), March 15, 2020

Turnout: 4,646 of 10,362 registered voters (44.8%). −10.6 points since 2014.

## [Municipal council of Montesson](https://electionsarchive.com/fr/montesson/2020-03-15-local/conseil-municipal.md)

Nicole Bristol won 26 of the 33 seats, with 53.6% of the vote.

| Candidate or party | Party | Votes | Share | Seats |
| --- | --- | --- | --- | --- |
| Nicole Bristol | LDVD | 2,423 | 53.6% | 26 |
| Cyril Billiard | LREM | 1,432 | 31.7% | 5 |
| Valérie Lallemant-Rachid | LDIV | 665 | 14.7% | 2 |

## Contests

- [2020 Montesson municipal election, first round](https://electionsarchive.com/fr/montesson/2020-03-15-local/conseil-municipal.md)

## Party system indices

[How these indices are computed](https://electionsarchive.com/indices.md)

| Chamber | Effective parties by votes | Effective parties by seats | Gallagher index | Loosemore–Hanby index | Volatility | Nationalization |
| --- | --- | --- | --- | --- | --- | --- |
| Municipal council of Montesson | 2.44 | 1.54 | 22.2 | 25.2 | 100.0 |  |

- From 4,520 votes and 33 seats.
- Compared with [2014 Montesson municipal election](https://electionsarchive.com/fr/montesson/2014-03-23-local.md).
- A large party has no recorded predecessor or successor, so its whole share counts as change.

Also available as HTML at https://electionsarchive.com/fr/montesson/2020-03-15-local and JSON at https://electionsarchive.com/fr/montesson/2020-03-15-local.json.