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icon for Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?

Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?

icon for Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?

Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?

148–152 20%

<143 20%

143–147 20%

153–157 19%

Polymarket
NEW

148–152 20%

<143 20%

143–147 20%

153–157 19%

Polymarket
NEW

<143

$0 Vol.

20%

143–147

$0 Vol.

20%

148–152

$0 Vol.

20%

153–157

$0 Vol.

19%

158–162

$0 Vol.

19%

163+

$0 Vol.

17%

Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026. This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate). The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber. This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered. If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket. This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.Recent polling shows a fragmented contest for Berlin’s September 20 Abgeordnetenhaus election, with Die Linke, CDU, AfD, and the Greens clustered between roughly 16–21 percent and the SPD trailing near 12 percent. Under Berlin’s mixed-member proportional rules, the chamber starts at a statutory minimum of 130 seats but expands through overhang and leveling mandates when parties secure more direct constituency wins than their second-vote share justifies. With five parties near the five-percent threshold and uncertain first-versus-second vote splits across the 78 constituencies, the final seat total hinges on how many overhangs materialize and whether smaller lists clear the hurdle. These variables have kept projected sizes tightly bunched in trader assessments, with late shifts in constituency outcomes or turnout among marginal voters the most likely drivers of separation before election night.

Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026.

This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate).

The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber.

This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered.

If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket.

This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.
Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026. This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate). The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber. This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered. If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket. This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.
Volume
$0
End Date
Sep 20, 2026
Market Opened
Sep 14, 2026, 6:48 PM ET
Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026. This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate). The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber. This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered. If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket. This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.Recent polling shows a fragmented contest for Berlin’s September 20 Abgeordnetenhaus election, with Die Linke, CDU, AfD, and the Greens clustered between roughly 16–21 percent and the SPD trailing near 12 percent. Under Berlin’s mixed-member proportional rules, the chamber starts at a statutory minimum of 130 seats but expands through overhang and leveling mandates when parties secure more direct constituency wins than their second-vote share justifies. With five parties near the five-percent threshold and uncertain first-versus-second vote splits across the 78 constituencies, the final seat total hinges on how many overhangs materialize and whether smaller lists clear the hurdle. These variables have kept projected sizes tightly bunched in trader assessments, with late shifts in constituency outcomes or turnout among marginal voters the most likely drivers of separation before election night.

Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026.

This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate).

The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber.

This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered.

If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket.

This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.
Elections to the Abgeordnetenhaus of Berlin (Berlin House of Representatives) are scheduled to be held on September 20, 2026. This market will resolve according to the total number of seats in the Abgeordnetenhaus of Berlin as a result of this election, including any overhang seats (Überhangmandate) and compensatory seats (Ausgleichsmandate). The Abgeordnetenhaus has a statutory minimum of 130 seats, of which 78 are elected in single-member constituencies and the remainder allocated from party lists. Where a party wins more constituency seats than its share of valid second votes entitles it to, it retains those seats as overhang seats and other parties in the Abgeordnetenhaus receive compensatory seats, increasing the total size of the chamber. This market will resolve according to the total number of seats allocated in the official final results. Seats subsequently vacated, or changes arising from members leaving or changing party, will not be considered. If the results of this election are not known definitively by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest bracket. This market will resolve based on the official results published by the Berlin State Returning Officer (Landeswahlleiterin für Berlin, https://www.wahlen-berlin.de/). However, a consensus of credible reporting may also be used.
Volume
$0
End Date
Sep 20, 2026
Market Opened
Sep 14, 2026, 6:48 PM ET

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Frequently Asked Questions

"Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?" is a prediction market on Polymarket with 6 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "<143" at 20%, followed by "143–147" at 20%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 20¢ implies that the market collectively assigns a 20% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?" is a newly created market on Polymarket, launched on Sep 14, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?," browse the 6 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?" is "<143" at 20%, meaning the market assigns a 20% chance to that outcome. The next closest outcome is "143–147" at 20%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Berlin 2026 Election: How Large Will the Abgeordnetenhaus Be?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.