{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/kalshi/KXHOUSESEATSD-29","as_of":"2026-11-04T03:42:07.826626Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"How many House seats will Democrats hold after the 2028 election?\" — 18 markets; highest \"At least 205\" at 98% as of 2026-11-04 UTC. https://pdata.world/events/kalshi/KXHOUSESEATSD-29","source_url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29"},"source":"kalshi","id":"KXHOUSESEATSD-29","ticker":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29","title":"How many House seats will Democrats hold after the 2028 election?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":null,"volume":3664.36,"volume_24hr":1509.6399999999999,"volume_24h_change":null,"normalized_vol_24hr":16.370546340942383,"normalized_volume":17.935972213745117,"liquidity":null,"open_interest":2137.0,"categories":["Elections"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"At least 205","top_outcome_probability":0.98,"top_outcome_prob_24h_change":0.98,"top_outcome_volume_24h_change":5.0,"updated_at":"2026-11-04T02:11:25.096380Z","fetched_at":"2026-11-04T02:11:25.096380Z","added_at":"2026-10-31T02:03:53.586882Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","chart_24h":[0.0,449.0,852.18,852.18,854.4,859.8299999999999,876.8299999999999,1376.95,1388.07,1509.6399999999999],"kind":"live","mutually_exclusive":false,"markets_total":18,"markets":[{"source":"kalshi","id":"KXHOUSESEATSD-29-205","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-205","question":"Will Democrats hold at least 205 House seats after the 2028 election?","group_item_title":"At least 205","description":"If the Democratic Party holds at least 205 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.98,0.020000000000000018],"probability":0.98,"spread":0.06999999999999995,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":6.12,"volume_24hr":6.12,"prob_24h_change":0.98,"volume_24h_change":6.12,"normalized_vol_24hr":1.210562825202942,"normalized_volume":1.0961765050888062,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T01:35:10.023741Z","fetched_at":"2026-11-04T01:35:10.023741Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.0,0.0,0.0,0.0,0.98,0.98]},{"source":"kalshi","id":"KXHOUSESEATSD-29-215","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-215","question":"Will Democrats hold at least 215 House seats after the 2028 election?","group_item_title":"At least 215","description":"If the Democratic Party holds at least 215 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.93,0.06999999999999995],"probability":0.93,"spread":0.07999999999999996,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":441.0,"volume_24hr":441.0,"prob_24h_change":0.16000000000000003,"volume_24h_change":227.0,"normalized_vol_24hr":11.65759563446045,"normalized_volume":10.556066513061523,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.77,0.77,0.77,0.8,0.8,0.8,0.93,0.93]},{"source":"kalshi","id":"KXHOUSESEATSD-29-218","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-218","question":"Will Democrats hold at least 218 House seats after the 2028 election?","group_item_title":"At least 218","description":"If the Democratic Party holds at least 218 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.91,0.08999999999999997],"probability":0.91,"spread":0.06999999999999995,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":48.78,"volume_24hr":33.78,"prob_24h_change":0.08000000000000007,"volume_24h_change":33.78,"normalized_vol_24hr":3.957400321960449,"normalized_volume":4.344140529632568,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.83,0.83,0.83,0.83,0.83,0.91,0.91,0.93,0.93,0.91]},{"source":"kalshi","id":"KXHOUSESEATSD-29-220","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-220","question":"Will Democrats hold at least 220 House seats after the 2028 election?","group_item_title":"At least 220","description":"If the Democratic Party holds at least 220 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.87,0.13],"probability":0.87,"spread":0.06999999999999995,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":35.0,"volume_24hr":20.0,"prob_24h_change":0.08999999999999997,"volume_24h_change":20.0,"normalized_vol_24hr":2.912231922149658,"normalized_volume":3.6534245014190674,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.78,0.78,0.78,0.78,0.78,0.87,0.87,0.87,0.87]},{"source":"kalshi","id":"KXHOUSESEATSD-29-225","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-225","question":"Will Democrats hold at least 225 House seats after the 2028 election?","group_item_title":"At least 225","description":"If the Democratic Party holds at least 225 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.87,0.13],"probability":0.87,"spread":0.06999999999999995,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":41.0,"volume_24hr":41.0,"prob_24h_change":0.08999999999999997,"volume_24h_change":26.0,"normalized_vol_24hr":4.389240741729736,"normalized_volume":3.9745004177093506,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T03:05:37.487950Z","fetched_at":"2026-11-04T03:05:37.487950Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.78,0.78,0.78,0.78,0.85,0.85,0.87,0.87,0.87]},{"source":"kalshi","id":"KXHOUSESEATSD-29-235","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-235","question":"Will Democrats hold at least 235 House seats after the 2028 election?","group_item_title":"At least 235","description":"If the Democratic Party holds at least 235 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.83,0.17000000000000004],"probability":0.83,"spread":0.08000000000000007,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":1246.04,"volume_24hr":830.18,"prob_24h_change":0.12,"volume_24h_change":620.18,"normalized_vol_24hr":14.200183868408203,"normalized_volume":14.457076072692871,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T03:05:37.487950Z","fetched_at":"2026-11-04T03:05:37.487950Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.71,0.31,0.31,0.31,0.31,0.83,0.83,0.83]},{"source":"kalshi","id":"KXHOUSESEATSD-29-245","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-245","question":"Will Democrats hold at least 245 House seats after the 2028 election?","group_item_title":"At least 245","description":"If the Democratic Party holds at least 245 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.66,0.33999999999999997],"probability":0.66,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":603.65,"volume_24hr":111.01,"prob_24h_change":0.24000000000000005,"volume_24h_change":111.01,"normalized_vol_24hr":6.995386600494385,"normalized_volume":11.67001724243164,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T03:37:54.656943Z","fetched_at":"2026-11-04T03:37:54.656943Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.42,0.42,0.42,0.42,0.42,0.42,0.66,0.66]},{"source":"kalshi","id":"KXHOUSESEATSD-29-240","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-240","question":"Will Democrats hold at least 240 House seats after the 2028 election?","group_item_title":"At least 240","description":"If the Democratic Party holds at least 240 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.63,0.37],"probability":0.63,"spread":0.07999999999999996,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":302.76,"volume_24hr":15.43,"prob_24h_change":0.040000000000000036,"volume_24h_change":15.43,"normalized_vol_24hr":2.4616549015045166,"normalized_volume":9.296111106872559,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.59,0.65,0.65,0.65,0.63,0.63,0.63,0.63]},{"source":"kalshi","id":"KXHOUSESEATSD-29-250","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-250","question":"Will Democrats hold at least 250 House seats after the 2028 election?","group_item_title":"At least 250","description":"If the Democratic Party holds at least 250 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. 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Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.31,0.69],"probability":0.31,"spread":0.07999999999999996,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":510.47,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":11.068083763122559,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.31,0.31,0.31,0.31,0.31,0.31,0.31,0.31]},{"source":"kalshi","id":"KXHOUSESEATSD-29-255","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-255","question":"Will Democrats hold at least 255 House seats after the 2028 election?","group_item_title":"At least 255","description":"If the Democratic Party holds at least 255 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.07,0.9299999999999999],"probability":0.07,"spread":0.08000000000000002,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":418.42,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":10.375104904174805,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T02:11:25.375133Z","fetched_at":"2026-11-04T02:11:25.375133Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.07,0.07,0.07,0.07,0.07,0.07,0.07,0.07]},{"source":"kalshi","id":"KXHOUSESEATSD-29-185","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-185","question":"Will Democrats hold at least 185 House seats after the 2028 election?","group_item_title":"At least 185","description":"If the Democratic Party holds at least 185 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.050000000000000044,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T01:35:10.023741Z","fetched_at":"2026-11-04T01:35:10.023741Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSD-29-190","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-190","question":"Will Democrats hold at least 190 House seats after the 2028 election?","group_item_title":"At least 190","description":"If the Democratic Party holds at least 190 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.050000000000000044,"active":true,"closed":false,"start_date":"2026-10-31T02:00:00Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T01:35:10.023741Z","fetched_at":"2026-11-04T01:35:10.023741Z","added_at":"2026-10-31T02:03:53.791611Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.0,0.0]},{"source":"kalshi","id":"KXHOUSESEATSD-29-195","event_id":"KXHOUSESEATSD-29","slug":"KXHOUSESEATSD-29-195","question":"Will Democrats hold at least 195 House seats after the 2028 election?","group_item_title":"At least 195","description":"If the Democratic Party holds at least 195 seats in the U.S. House of Representatives at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.\n\n---\n\nIndependent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the House counts, including any seat not on the 2028 ballot. 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Every voting seat in the House counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.06999999999999999,"active":true,"closed":false,"start_date":"2026-10-31T04:31:58Z","end_date":"2029-02-01T15:00:00Z","closed_time":"2029-02-01T15:00:00Z","result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Elections"],"countries":["United States"],"updated_at":"2026-11-04T00:46:24.318180Z","fetched_at":"2026-11-04T00:46:24.318180Z","added_at":"2026-10-31T04:27:06.994484Z","url":"https://kalshi.com/markets/kxhouseseatsd/how-many-house-seats-will-democrats-hold-after-the-2028-election/kxhouseseatsd-29","event_title":"How many House seats will Democrats hold after the 2028 election?","chart_24h":[0.0,0.0]}]}