{
  "_notice": {
    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
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  "event_id": "CM-EVT-FKZGFL5886",
  "slug": "wa-01-house-election-winner",
  "question": "Will the winner of the Washington's 1st congressional district House election be determined by November 3, 2026?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "elections",
    "politics",
    "house-race",
    "washington-state",
    "2026",
    "us-elections"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track the November 2026 general election outcome for Washington's 1st Congressional District House seat. Polymarket structures the event across two layers: party-outcome markets (Democratic, Republican, Other) and named-candidate markets (A, B, C, D, E). Both layers resolve via Polymarket's UMA Optimistic Oracle, using FEC records and ballot listings as the authoritative source. Resolution is set for November 3, 2026, one day before certified results would typically emerge, which traders should note as a potential timing caveat.",
  "venues_covered": [
    "polymarket"
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  "primary_market_id": "CM-MKT-9RPWV370M5",
  "current_primary_mark": {
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    "implied_probability": 0.93
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  "created_at": "2026-07-06T00:30:45.836226+00:00",
  "updated_at": "2026-07-06T00:30:45.836226+00:00",
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      "question": "Will the Republican Party win the WA-01 House seat?",
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      "close_at": "2026-11-03T00:00:00Z",
      "resolve_at": "2026-11-03T00:00:00Z",
      "status": "open",
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        "rules_raw": "This market will resolve according to the party of the candidate who wins the WA-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​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.\n\nThis 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/).",
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      "question": "Will the Democratic Party win the WA-01 House seat?",
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      "close_at": "2026-11-03T00:00:00Z",
      "resolve_at": "2026-11-03T00:00:00Z",
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      "last_price": 0.93,
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      "question": "Will A win the WA-01 House seat?",
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      "close_at": "2026-11-03T00:00:00Z",
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        "rules_raw": "This market will resolve according to the party of the candidate who wins the WA-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​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.\n\nThis 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/).",
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      "question": "Will another party win the WA-01 House seat?",
      "description": "This market will resolve according to the party of the candidate who wins the WA-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​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 p",
      "contract_type": "binary",
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      "underlying_reference": "Other: The elected candidate's party affiliation, as determined by FEC records and ballot listings following the November 4, 2026 House elections, resolves the outcome.",
      "close_at": "2026-11-03T00:00:00Z",
      "resolve_at": "2026-11-03T00:00:00Z",
      "status": "closed",
      "resolution": {
        "rules_raw": "This market will resolve according to the party of the candidate who wins the WA-01 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​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.\n\nThis 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/).",
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