Current implied probability
Les Républicains 97%Leader of 3 outcomes
Market quality
68 / 100
Medium quality24h Volume
$13.3
Liquidity
$29.7K
High liquiditySpread
0.2 pt
Tight spreadComments
0
7d Change
-0.5 pts
Market data
Updated 2 minutes ago
Aug 19, 26, 8:15 PM UTCOct 12, 26, 11:59 PM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
National Rally Group Seat Count after French Senate Election?
PolymarketLes Républicains Seat Count after French Senate Election?
PolymarketNational Rally forms a French Senate Group in 2026?
PolymarketBrazil Chamber of Deputies Election: Most Seats Won
KalshiIsraeli legislative election: how many seats will Yashar win?
KalshiIsraeli legislative election: how many seats will Together win?
KalshiRules
The 2026 French Senate election is scheduled for September 27, 2026, renewing série 2 — 178 of the Senate's 348 seats.
- The new senators are currently scheduled to take office on October 1, 2026, and the deadline for submitting new political-group membership lists and political declarations is currently set for October 5, 2026, at 4:00 PM CEST.
- This market will resolve according to which of the following three Senate groups holds the most French Senate seats as of October 12, 2026, 4:00 PM CEST: the Groupe the named outcome, the Groupe Socialiste, Écologiste et Républicain (SER), or the Groupe the named outcome.
- The seat count for each group will be its total membership as published by the French Senate (senat.fr), counting members (membres), related (apparentés), and affiliated (rattachés).
- A group will qualify as one of the three listed groups if it satisfies at least one of the following: - Its official name includes the listed group's name or a clear variant thereof; - Its political declaration published in the Official Journal (Journal Officiel) of France identifies it as a continuation of the listed group; or - It is publicly recognized as the continuation of the listed group, and this characterization is confirmed by a consensus of credible reporting.
- A group that changes its name will continue to qualify if it meets at least one of the criteria above.
Open markets
PoliticsPOLYMARKETPresidential Election Winner 2028
- JD Vance-0.6pt24%
- Alexandria Ocasio-Cortez13%
- Jon Ossoff12%
+49 more outcomes
- Total Vol
- $704M
- 24h Vol
- $804.1K
POLYMARKETBrazil Presidential Election
- Luiz Inácio Lula da Silva-6.0pt53%
- Flávio Bolsonaro+5.5pt45%
- Renan Santos-0.3pt1%
+16 more outcomes
POLYMARKETWhich party will gain most seats in Russian Parliamentary Election?
- United Russia (ER)+5.0pt73.3%
- New People (NL)-2.7pt22.8%
- Liberal Democratic Party of Russia (LDPR)-0.9pt3%
POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance50%
- Marco Rubio-0.2pt20%
- Tucker Carlson3%
+39 more outcomes
- Total Vol
- $701.1M
KALSHI2028 Democratic presidential nominee
- Alexandria Ocasio-Cortez-1.0pt16.2%
- Jon Ossoff-2.0pt16.2%
- Gavin Newsom14.1%
+45 more outcomes
- Total Vol
- $213.4M
KALSHINew Hampshire Democratic Senate nominee?
- Chris Pappas+1.3pt100%
- Karishma Manzur-1.8pt0%
- Jared Sullivan-0.2pt0%
+3 more outcomes
- Total Vol
- $1.1M
- Next French Presidential Election
- US announces end of Iranian blockade by which date?
- Which party will win the U.S. House?
- 2028 Republican presidential nominee
- Clarity Act (H.R.3633) signed into law in 2026?
- Prime Minister of Israel after the next election?
- NH-01 Democratic nominee?
- Democratic Presidential Nominee 2028
- Russia Parliamentary Election Winner
- Balance of Power: 2026 Midterms
- NJ-07 House winner?
Frequently asked questions
- What are the current odds for French Senate Election: Most Seats??
- Polymarket prices Les Républicains at 97% as of September 9, 2026.
- When does French Senate Election: Most Seats? resolve?
- French Senate Election: Most Seats? is scheduled to resolve on October 12, 2026.
- How is French Senate Election: Most Seats? settled?
- Polymarket settles this market as follows: The 2026 French Senate election is scheduled for September 27, 2026, renewing série 2 — 178 of the Senate's 348 seats.