Spain General Election: Left-Right Seat Margin of Victory

Right 50-59 seats leads at 33% across 11 outcomes, with $6K traded so far. Prices are live probabilities set by traders on Polymarket, not editorial predictions.

Spain General Election: Left-Right Seat Margin of Victory odds

OutcomeChancePriceVolume
Right 50-59 seats33%33¢$1K
Right 20-29 seats24%24¢$111
Right 10-19 seats19%19¢$97
Right 40-49 seats17%17¢$255
Right 60-69 seats10%10¢$1K
Right 80+ seats8%8¢$912
Right 30-39 seats8%8¢$193
Right 1-9 seats8%8¢$1K
Right 70-79 seats7%7¢$706
Tie4%4¢$401
Left 1+ seats4%4¢$201

Market details

Resolution rules

Legislative elections to elect the 350 members of the Congress of Deputies of Spain are scheduled to take place on November 29, 2026. This market will resolve according to the margin, in seats, between the combined number of seats won in the Congress of Deputies of Spain as a result of this election by the right bloc (“Right”) and by the left bloc (“Left”). The right bloc consists of PP and Vox. The left bloc consists of PSOE, Broad Front (FA), Podemos, ERC, EH Bildu, and BNG. Seats won by any party not named above will not count toward either bloc. The margin is defined as the absolute difference between the two blocs’ combined seat totals. This market will resolve to the bracket for the bloc that wins more combined seats that contains this margin. If both blocs win the same combined number of seats, this market will resolve to “Tie”. If the results of this election are not definitively known by November 30, 2027, 11:59 PM ET, this market will resolve to “Other”. Seats and votes will be attributed according to the electoral list on which they were obtained, as reported in the official results, regardless of the party membership of individual candidates. Lists will be attributed as follows: PSOE: lists of the Spanish Socialist Workers' Party, including the Partit dels Socialistes de Catalunya (PSC) lists in Catalonia. PP: lists of the People's Party, including the joint UPN–PP list in Navarre. Broad Front (FA): all Broad Front lists, including Catalunya en Comú in Catalonia, Compromís–Valencian Front in the Valencian Community, and Canarian People’s Unity (UPC) in the Canary Islands. ERC: Republican Left of Catalonia lists, including the joint ERC–Podem lists in Catalonia. Podemos: only lists presented by Podemos on its own. CCa: Canarian Coalition lists, including the joint CCa–1º CAN lists in the Canary Islands. Any other list will be attributed to the party or coalition that presents it, as named in the official proclamation of candidacies. Electoral cooperation, endorsements, coalition agreements, or subsequent changes in party affiliation or parliamentary-group membership will not be considered. This market's resolution will be based solely on the number of seats won by the named parties in the Congress of Deputies of Spain. This market will resolve based on the results of the elections, as indicated by a consensus of credible reporting. In the case of ambiguity, this market will resolve solely based on the results as reported by the Spanish Ministry of the Interior (https://infoelectoral.interior.gob.es/).

Frequently Asked Questions

What are the current odds for Spain General Election: Left-Right Seat Margin of Victory?
Current odds: Right 50-59 seats 33%, Right 20-29 seats 24%, Right 10-19 seats 19%, Right 40-49 seats 17%, Right 60-69 seats 10%, Right 80+ seats 8%. Each price is the market's implied probability for that outcome, and updates continuously as traders buy and sell on Polymarket.
Who is favored in Spain General Election: Left-Right Seat Margin of Victory?
Right 50-59 seats is the market favorite at 33%, based on real money wagered by traders who have moved $6K through this market. Prediction-market odds have historically tracked outcomes more closely than polls, but they are a forecast, not a guarantee.
How much money is on Spain General Election: Left-Right Seat Margin of Victory?
$6K has been traded on this market in total, including $2K in the last 24 hours, with $13K of resting liquidity in the order book.
When does Spain General Election: Left-Right Seat Margin of Victory resolve?
This market is scheduled to resolve on November 30, 2026. Winning shares pay out $1.00 each; losing shares expire worthless.
How does Spain General Election: Left-Right Seat Margin of Victory resolve?
Legislative elections to elect the 350 members of the Congress of Deputies of Spain are scheduled to take place on November 29, 2026. This market will resolve according to the margin, in seats, between the combined number of seats won in the Congress of Deputies of Spain as a result of this election by the right bloc (“Right”) and by the left bloc (“Left”). The right bloc consists of PP and Vox. The left bloc consists of PSOE, Broad Front (FA), Podemos, ERC, EH Bildu, and BNG. Seats won by any party not named above will not count toward either bloc. The margin is defined as the absolute difference between the two blocs’ combined seat totals. This market will resolve to the bracket for the
Where can I bet on Spain General Election: Left-Right Seat Margin of Victory?
This is a Polymarket prediction market — you trade YES/NO shares against other users rather than against a bookmaker. Polynter.net tracks the odds, volume and trader activity; trading itself happens on Polymarket.

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