Incumbent Democrat Lauren Underwood's unopposed victory in the March 17 Illinois primary has reinforced her commanding position in the safely Democratic-leaning IL-14, a northern Illinois district encompassing Chicago suburbs and exurban areas with a Cook PVI of D+4. Traders price Democrats at 91% implied probability, driven by Underwood's consistent reelection margins—including a 2022 win over nominee James Marter by nine points—and strong incumbency advantages amid limited Republican momentum post-primary. No major developments have emerged in the past month, with fundraising and endorsements favoring the incumbent. Realistic challenges include a national GOP wave, Underwood scandal, or superior Marter turnout in battlegrounds, though historical base rates for such seats favor retention ahead of the November 3 general election.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoIL-14 House Election Winner
IL-14 House Election Winner
Democratic Party
92%
Republican Party
8%
Democratic Party
92%
Republican Party
8%
A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Mercato aperto: Jan 28, 2026, 11:09 AM ET
Resolver
0x2F5e3684c...A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).
Resolver
0x2F5e3684c...Incumbent Democrat Lauren Underwood's unopposed victory in the March 17 Illinois primary has reinforced her commanding position in the safely Democratic-leaning IL-14, a northern Illinois district encompassing Chicago suburbs and exurban areas with a Cook PVI of D+4. Traders price Democrats at 91% implied probability, driven by Underwood's consistent reelection margins—including a 2022 win over nominee James Marter by nine points—and strong incumbency advantages amid limited Republican momentum post-primary. No major developments have emerged in the past month, with fundraising and endorsements favoring the incumbent. Realistic challenges include a national GOP wave, Underwood scandal, or superior Marter turnout in battlegrounds, though historical base rates for such seats favor retention ahead of the November 3 general election.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato
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