What would happen if the election were held today?
The 29N questions
Answered instantly, polling station by polling station. If you change what you are viewing, the answers change.
How many votes and seats would each party win?
Percentages are shares of valid votes. The difference is measured against the 2023 result.
Where is the last seat decided?
The provinces where a small polling error would change the allocation of deputies. Click on one to see its card.
Would they be elected?
Look up any candidate for Congress or the Senate: where they stand, in which position and whether they would be elected with what you are viewing.
How would each province turn out?
52 constituencies: the 50 provinces, Ceuta and Melilla. Each allocates its deputies using the D'Hondt method among the parties that reach 3% of its valid votes, including its votes from abroad.
20 “What if…?” questions
Choose one and see how Congress changes, calculated polling station by polling station. Swipe to see all 20.
What if more Spaniards abroad voted?
Spaniards living abroad vote by post or at their consulate, and their vote counts in the province where they are registered.
What if…? Build your own
Combine as you like what the poll does not tell you: who turns out, who changes their vote, who joins forces. It is added to the scenario you have chosen.
Send us your question
What would you ask about 29N?
Tell us what you would like to know: a party that does not stand, an alliance, a shift in votes… We will calculate the ones that attract most interest polling station by polling station and publish them here and on our social media.
We publish the question, never your details. Name and email are optional, in case you want us to let you know.
Make your own poll
Set each party's percentage and see instantly the Congress it produces, calculated polling station by polling station. It always adds up to 100%.
How would your polling station vote?
Each polling station starts from its 2023 result and its electoral roll at 01/08/2026, and what you are viewing is applied to it: the poll, the turnout and the scenario.
How we calculate it: polling station by polling station
These are scenarios, not forecasts: what would happen if the change shown by the polls occurred in the same way everywhere.
- —voters, polling station by polling stationEach station's electoral roll at 01/08/2026 (INE), applied to its 2023 result (Ministry of the Interior), plus each province's votes from abroad.
- —polls, each with its technical detailsTheir percentage is turned into votes at each polling station and, from there, into the 350 seats, with the D'Hondt method and each province's 3% threshold.
- 20“What if…?” questionsEach one changes something (who stands, who turns out, who joins forces) and everything is recalculated polling station by polling station. Plus the ones you send us.
All the polls
All the general election polls published since mid-August, with their technical details and a link to the original publication. The figures, exactly as each one publishes them.
Frequently asked questions
When is Spain's general election?
On Sunday 29 November 2026. The election campaign runs from 13 to 27 November. All the dates are in the election calendar.
When is the last day polls can be published?
23 November. From 24 to 28 November, the five days before the vote, the law prohibits publishing, disseminating or reproducing polls (article 69.7 of the Organic Law on the General Electoral System). During those days, and on the 29th until the polling stations close, this site only shows the 2023 result.
By when do you have to apply for a postal vote?
If you live in Spain, by 19 November, at any post office or online with a digital certificate. Ballot papers are sent out from 9 to 22 November and the vote must be sent by registered post no later than the 25th (articles 72 and 73 of the Electoral Law; Electoral Census Office). More in how to vote.
How many deputies does each province elect?
A total of 350 are elected. Under Royal Decree 806/2026, Madrid elects 38 deputies (one more than in 2023) and Cádiz 8 (one fewer); the other provinces elect the same number as in 2023.
How are the seats allocated?
In each province, using the D'Hondt method, among the lists that reach 3% of that province's valid votes. Step by step, in how the seats are allocated.
Are the answers on 29N · What if…? a poll?
No. They are scenarios: the average of the published polls is applied, polling station by polling station, to the electoral roll at 01/08/2026 and to each station's 2023 result.
Where does the data come from?
From the Ministry of the Interior (results of the general election of 23/07/2023, polling station by polling station) and from the INE (electoral roll at 01/08/2026, covering residents in Spain and abroad). Each poll links to its original publication and comes with its technical details.
Who makes this site?
De Madrid a Europa (MFP 2021-2027, S.L.). It is a private, independent service, unconnected with any official body. It is free, ad-free and requires no registration.
29N guides
The basics of the general election, with official sources.