The Illinois 1st Congressional District remains a solidly Democratic seat anchored by Chicago's South Side demographics and Jonathan Jackson's incumbency advantage after his uncontested March 2026 primary win. Christian Maxwell emerged as the Republican nominee, yet the district's historical partisan lean limits his path, holding Republican win shares near 16% in the market. Margin buckets cluster around 30-55% for Democrats because voter turnout patterns, national midterm environment, and any late-cycle shifts in economic or policy messaging could narrow or widen the final spread without altering the overall outcome. No major developments since the primaries have introduced new volatility.
Resumo experimental gerado por IA com dados do Polymarket. Isto não é aconselhamento de trading e não tem qualquer papel na resolução deste mercado. · AtualizadoIL-01 Margem de Vitória nas Eleições da Casa
Democrata 25-30% 37%
Democrata 40-45% 37%
Democrata 55%+ 37%
Democrata 50-55% 37%

Democrata 55%+
37%

Democrata 50-55%
37%

Democrata 45-50%
37%

Democrata 40-45%
37%

Democrata 35-40%
37%

Democrata 30-35%
37%

Democrata 25-30%
37%

Democrata 15-25%
37%

Democrata 0-15%
37%

Republican Wins
16%
Democrata 25-30% 37%
Democrata 40-45% 37%
Democrata 55%+ 37%
Democrata 50-55% 37%

Democrata 55%+
37%

Democrata 50-55%
37%

Democrata 45-50%
37%

Democrata 40-45%
37%

Democrata 35-40%
37%

Democrata 30-35%
37%

Democrata 25-30%
37%

Democrata 15-25%
37%

Democrata 0-15%
37%

Republican Wins
16%
This market will resolve according to the margin of victory between the top two candidates in the specified election.
The "margin of victory" is defined as the absolute difference between the percentages of valid votes received by the first-place and second-place candidates. Percentages of the valid votes received by each candidate will be determined by dividing the total number of valid votes each of the top two candidates receives by the sum of all valid votes cast in the election.
For purposes of this market, candidates nominated by the Democratic & Republican Parties will represent the options for "Democrat" and "Republican," respectively. Independent candidates will not represent options for either party. The candidates may be named in the contract for the convenience of traders. In the event that any named candidate is replaced as the nominee of their respective party prior to election day, the name in the contract will be updated and the market will resolve based on the replacement nominee of the party.
If the reported value falls exactly between two brackets, then this market will resolve to the higher margin bracket.
If two or more candidates tie for the most valid votes in this election, and the tie is between two candidates listed, this market will resolve to the lowest margin bracket for the candidate whose ballot-listed last name comes first in alphabetical order. If the tie is between a listed candidate and an unlisted candidate, this market will resolve to the lowest margin bracket for the listed candidate. If the tie is between two or more unlisted candidates, this market will resolve to "Other." If the listed candidate is represented in this market group as "Republican" or "Democrat" their ballot-listed last name will still be used for tiebreaking.
This market will resolve based on the official vote count once the count has been made official.
If the election results are not known definitively by June 30, 2027, 11:59 PM ET, this market will resolve to "Other".
If a recount is initiated before the vote total has been made official, the market will remain open until the recount is completed and the vote is made official.
The primary resolution source for this market will be the official results of the 2026 IL-01 House election as published by the state electoral authority responsible for certifying the results of the election; however, an overwhelming consensus of credible reporting may also be used.
Mercado Aberto: Aug 10, 2026, 10:52 AM ET
Resolver
0x69c47De9D...This market will resolve according to the margin of victory between the top two candidates in the specified election.
The "margin of victory" is defined as the absolute difference between the percentages of valid votes received by the first-place and second-place candidates. Percentages of the valid votes received by each candidate will be determined by dividing the total number of valid votes each of the top two candidates receives by the sum of all valid votes cast in the election.
For purposes of this market, candidates nominated by the Democratic & Republican Parties will represent the options for "Democrat" and "Republican," respectively. Independent candidates will not represent options for either party. The candidates may be named in the contract for the convenience of traders. In the event that any named candidate is replaced as the nominee of their respective party prior to election day, the name in the contract will be updated and the market will resolve based on the replacement nominee of the party.
If the reported value falls exactly between two brackets, then this market will resolve to the higher margin bracket.
If two or more candidates tie for the most valid votes in this election, and the tie is between two candidates listed, this market will resolve to the lowest margin bracket for the candidate whose ballot-listed last name comes first in alphabetical order. If the tie is between a listed candidate and an unlisted candidate, this market will resolve to the lowest margin bracket for the listed candidate. If the tie is between two or more unlisted candidates, this market will resolve to "Other." If the listed candidate is represented in this market group as "Republican" or "Democrat" their ballot-listed last name will still be used for tiebreaking.
This market will resolve based on the official vote count once the count has been made official.
If the election results are not known definitively by June 30, 2027, 11:59 PM ET, this market will resolve to "Other".
If a recount is initiated before the vote total has been made official, the market will remain open until the recount is completed and the vote is made official.
The primary resolution source for this market will be the official results of the 2026 IL-01 House election as published by the state electoral authority responsible for certifying the results of the election; however, an overwhelming consensus of credible reporting may also be used.
Resolver
0x69c47De9D...The Illinois 1st Congressional District remains a solidly Democratic seat anchored by Chicago's South Side demographics and Jonathan Jackson's incumbency advantage after his uncontested March 2026 primary win. Christian Maxwell emerged as the Republican nominee, yet the district's historical partisan lean limits his path, holding Republican win shares near 16% in the market. Margin buckets cluster around 30-55% for Democrats because voter turnout patterns, national midterm environment, and any late-cycle shifts in economic or policy messaging could narrow or widen the final spread without altering the overall outcome. No major developments since the primaries have introduced new volatility.
Resumo experimental gerado por IA com dados do Polymarket. Isto não é aconselhamento de trading e não tem qualquer papel na resolução deste mercado. · Atualizado
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