{"source":"polymarket","id":"833450","ticker":"how-many-house-seats-will-the-democrats-win-in-pennsylvania","slug":"how-many-house-seats-will-the-democrats-win-in-pennsylvania","title":"How many House seats will the Democrats win in Pennsylvania?","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/tt-89d265cb9d.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/tt-89d265cb9d.png","active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":1474.897674,"volume_24hr":1474.897674,"volume_24h_change":null,"normalized_vol_24hr":22.81163787841797,"normalized_volume":12.039072036743164,"liquidity":18717.05504,"open_interest":404.317489,"categories":["Politics","Elections"],"tags":[{"id":"126","slug":"trump","label":"Trump"},{"id":"102289","slug":"midterms","label":"Midterms"},{"id":"2","slug":"politics","label":"Politics"},{"id":"144","slug":"elections","label":"Elections"},{"id":"105875","slug":"midtermmov","label":"Midterm MOV"},{"id":"1101","slug":"us-presidential-election","label":"US Election"},{"id":"165","slug":"united-states","label":"United States"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"10","top_outcome_probability":0.535,"top_outcome_prob_24h_change":0.03500000000000003,"top_outcome_volume_24h_change":0.0,"updated_at":"2026-08-12T14:06:13.352789Z","fetched_at":"2026-08-12T14:06:13.352789Z","added_at":"2026-08-11T16:23:35.281149Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania","chart_24h":[1434.897674,1434.897674,1434.897674,1434.897674,1434.897674],"markets":[{"source":"polymarket","id":"3515292","event_id":"833450","slug":"will-democrats-win-exactly-10-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742325","question":"Will Democrats win exactly 10 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"10","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.535,0.465],"probability":0.535,"spread":0.03,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":368.51,"volume_24hr":368.51,"prob_24h_change":0.03500000000000003,"volume_24h_change":0.0,"normalized_vol_24hr":15.61861801147461,"normalized_volume":10.25517749786377,"liquidity":425.5124,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-exactly-10-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742325","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.485,0.505,0.505,0.495]},{"source":"polymarket","id":"3515293","event_id":"833450","slug":"will-democrats-win-exactly-11-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742326","question":"Will Democrats win exactly 11 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"11","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.175,0.825],"probability":0.175,"spread":0.15,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":286.92746999999997,"volume_24hr":286.92747,"prob_24h_change":0.08,"volume_24h_change":0.0,"normalized_vol_24hr":13.581417083740234,"normalized_volume":8.91755199432373,"liquidity":209.1949,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-exactly-11-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742326","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.115,0.115,0.115,0.115,0.12]},{"source":"polymarket","id":"3515291","event_id":"833450","slug":"will-democrats-win-exactly-9-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742324","question":"Will Democrats win exactly 9 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"9","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.145,0.855],"probability":0.145,"spread":0.05,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":216.37,"volume_24hr":216.37,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":12.941082954406738,"normalized_volume":8.497108459472656,"liquidity":8418.3105,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-exactly-9-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742324","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.145,0.145,0.145,0.145,0.145]},{"source":"polymarket","id":"3515290","event_id":"833450","slug":"will-democrats-win-exactly-8-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742323","question":"Will Democrats win exactly 8 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"8","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.125,0.875],"probability":0.125,"spread":0.07,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":234.55434400000001,"volume_24hr":234.55434400000001,"prob_24h_change":-0.1,"volume_24h_change":0.0,"normalized_vol_24hr":13.330355644226074,"normalized_volume":8.752705574035645,"liquidity":394.9352,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-exactly-8-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742323","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.225,0.24,0.2,0.215,0.205]},{"source":"polymarket","id":"3515289","event_id":"833450","slug":"will-democrats-win-exactly-7-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742322","question":"Will Democrats win exactly 7 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"7","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.05,0.95],"probability":0.05,"spread":0.04,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":122.99936,"volume_24hr":122.99936,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":10.382250785827637,"normalized_volume":6.816980838775635,"liquidity":8259.1391,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T03:16:20.427190Z","fetched_at":"2026-08-12T03:16:20.427190Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-exactly-7-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742322","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":null},{"source":"polymarket","id":"3515288","event_id":"833450","slug":"will-democrats-win-fewer-than-7-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742321","question":"Will Democrats win fewer than 7 House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"<7","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.044,0.956],"probability":0.044,"spread":0.064,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":122.6969,"volume_24hr":122.6969,"prob_24h_change":0.055,"volume_24h_change":0.0,"normalized_vol_24hr":10.371732711791992,"normalized_volume":6.810075283050537,"liquidity":645.05437,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-fewer-than-7-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742321","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.0425,0.1805,0.16,0.033,0.098]},{"source":"polymarket","id":"3515294","event_id":"833450","slug":"will-democrats-win-12-or-more-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742327","question":"Will Democrats win 12 or more House seats in Pennsylvania in the 2026 midterm elections?","group_item_title":"12+","description":"This market will resolve according to the number of seats in the US House of Representatives won by the Democratic Party in Pennsylvania in the 2026 United States midterm election.\n\nAll Pennsylvania US House of Representatives elections held as part of the 2026 United States midterm election that elect voting members and determine representation in the upcoming 120th congress are included. Special elections to fill a vacancy for the remainder of an unexpired term are not included, whether or not held concurrently with the 2026 United States midterm election. Runoffs for qualifying elections will determine attribution of the relevant seat.\n\nSeats are attributed to the party under which the member was elected. If a member-elect changes party affiliation or vacates their seat after the date of the 2026 United States midterm election, the seat is attributed to the party under which the member was elected.\n\nMembers of the House elected as independents who formally caucus, or who announce their intent to caucus, with a party prior to the date of the 2026 United States midterm election are included in that party’s count. If the caucus decisions of relevant members of the US House of Representatives elected as independents cannot be determined as of the date of the 2026 United States midterm election, this market may remain open until the earlier of (i) an announcement from the relevant members of their intents to caucus, or (ii) January 4th, 11:59 PM ET of the following calendar year. If no such announcement is made by January 4th, 11:59 PM ET of the following calendar year, the member will not count towards the seat count of any party.\n\nThe resolution sources for this market will be official information from relevant state electoral authorities, the United States Congress, and a consensus of credible reporting.","image":"","icon":"","outcomes":["Yes","No"],"outcome_prices":[0.0165,0.9835],"probability":0.0165,"spread":0.013,"active":true,"closed":false,"start_date":"2026-08-11T14:13:53Z","end_date":"2026-11-03T00:00:00Z","closed_time":null,"volume":122.8396,"volume_24hr":122.8396,"prob_24h_change":-0.15849999999999997,"volume_24h_change":0.0,"normalized_vol_24hr":10.376697540283203,"normalized_volume":6.813334941864014,"liquidity":340.69496,"categories":["Politics","Elections"],"countries":["United States"],"updated_at":"2026-08-12T14:06:13.507308Z","fetched_at":"2026-08-12T14:06:13.507308Z","added_at":"2026-08-11T16:23:35.449439Z","url":"https://polymarket.com/event/how-many-house-seats-will-the-democrats-win-in-pennsylvania/will-democrats-win-12-or-more-house-seats-in-pennsylvania-in-the-2026-midterm-elections-20260811010742327","event_title":"How many House seats will the Democrats win in Pennsylvania?","chart_24h":[0.1755,0.183,0.0415,0.0995,0.044]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/833450","as_of":"2026-08-12T14:06:19.524916Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"How many House seats will the Democrats win in Pennsylvania?\" — top market at 54% probability across 7 outcomes","source_url":null}}