{"source":"polymarket","id":"91942","ticker":"measles-cases-in-us-in-2026","slug":"measles-cases-in-us-in-2026","title":"Measles cases in U.S. in 2026?","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","active":true,"closed":false,"start_date":"2025-12-01T17:57:05.432000Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":7718977.942828976,"volume_24hr":346.313262,"volume_24h_change":null,"normalized_vol_24hr":10.33669662475586,"normalized_volume":53.11862564086914,"liquidity":26863.75861,"open_interest":60787.944785,"categories":["Science and Technology","Climate and Weather"],"tags":[{"id":"570","slug":"pandemics","label":"Pandemics"},{"id":"74","slug":"science","label":"Science"},{"id":"101906","slug":"measles","label":"Measles"},{"id":"103149","slug":"rewards-20-4pt5-50","label":"Rewards 20, 4.5, 50"},{"id":"103037","slug":"climate-science","label":"Climate & Science"},{"id":"84","slug":"weather","label":"Weather"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"↑3k","top_outcome_probability":0.795,"top_outcome_prob_24h_change":0.0,"top_outcome_volume_24h_change":-77.824633,"updated_at":"2026-06-21T15:09:01.356466Z","fetched_at":"2026-06-21T15:09:01.356466Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026","chart_24h":[2414.870527,2414.870527,2414.870527,2414.870527,2520.716679,2520.716679,2479.985257,2578.295257,2578.295257,1572.421189,1583.163356,1593.905523,1593.905523,1593.905523,1518.265523,1518.265523,1518.265523,1508.265523,1508.265523,1508.265523,947.415523,954.445523,954.445523,899.295523,899.295523,982.9382989999999,871.123262,871.123262,871.123262,871.123262,871.123262,771.313262,771.313262,346.313262],"markets":[{"source":"polymarket","id":"1373743","event_id":"91942","slug":"will-there-be-at-least-4000-measles-cases-in-the-us-in-2026","question":"Will there be at least 4000 measles cases in the U.S. in 2026?","group_item_title":"↑4k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.285,0.715],"probability":0.285,"spread":0.01,"active":true,"closed":false,"start_date":"2026-02-16T16:55:57.940375Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":176578.15490799997,"volume_24hr":98.31,"prob_24h_change":-0.0050000000000000044,"volume_24h_change":-787.894792,"normalized_vol_24hr":7.117837905883789,"normalized_volume":40.45962905883789,"liquidity":4490.589,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T15:11:33.623041Z","fetched_at":"2026-06-21T15:09:01.984573Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-4000-measles-cases-in-the-us-in-2026","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.29,0.29,0.295,0.295,0.295,0.295,0.295,0.285,0.28,0.28,0.28,0.28,0.28,0.28]},{"source":"polymarket","id":"716941","event_id":"91942","slug":"will-there-be-at-least-5000-measles-cases-in-the-us-in-2026-436-426","question":"Will there be at least 5000 measles cases in the U.S. in 2026?","group_item_title":"↑5k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.17,0.83],"probability":0.17,"spread":0.02,"active":true,"closed":false,"start_date":"2025-12-01T17:57:05.432000Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":222953.6505520004,"volume_24hr":170.672776,"prob_24h_change":0.015000000000000013,"volume_24h_change":-457.076817,"normalized_vol_24hr":8.9132080078125,"normalized_volume":42.036617279052734,"liquidity":5228.4011,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T14:57:52.223001Z","fetched_at":"2026-06-21T14:26:20.447508Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-5000-measles-cases-in-the-us-in-2026-436-426","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.155,0.16,0.17,0.17,0.17,0.17,0.17]},{"source":"polymarket","id":"1250830","event_id":"91942","slug":"will-there-be-at-least-7500-measles-cases-in-the-us-in-2026-287-181","question":"Will there be at least 7500 measles cases in the U.S. in 2026?","group_item_title":"↑7.5k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.125,0.875],"probability":0.125,"spread":0.01,"active":true,"closed":false,"start_date":"2026-01-23T19:21:56.443000Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":177941.70683799993,"volume_24hr":55.846152,"prob_24h_change":0.0,"volume_24h_change":-57.770855000000005,"normalized_vol_24hr":5.495425224304199,"normalized_volume":40.51116943359375,"liquidity":4784.4647,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T14:57:30.326345Z","fetched_at":"2026-06-21T09:01:44.026458Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-7500-measles-cases-in-the-us-in-2026-287-181","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.125,0.125,0.125,0.125,0.125,0.125,0.125]},{"source":"polymarket","id":"716942","event_id":"91942","slug":"will-there-be-at-least-10000-measles-cases-in-the-us-in-2026-418-668-617","question":"Will there be at least 10000 measles cases in the U.S. in 2026?","group_item_title":"↑10k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.077,0.923],"probability":0.077,"spread":0.006,"active":true,"closed":false,"start_date":"2025-12-01T17:57:07.687000Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":6506699.845948975,"volume_24hr":21.484334,"prob_24h_change":0.0005000000000000004,"volume_24h_change":-27.577012,"normalized_vol_24hr":3.2619051933288574,"normalized_volume":68.22327423095703,"liquidity":3695.31943,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T14:14:49.875946Z","fetched_at":"2026-06-21T13:15:00.226213Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-10000-measles-cases-in-the-us-in-2026-418-668-617","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.0765,0.0765,0.0765,0.075,0.075,0.075,0.075,0.075,0.074,0.074,0.074,0.074,0.0745,0.0745,0.0745,0.0745,0.0745,0.084,0.0825,0.08,0.078,0.086,0.085,0.0825,0.0805,0.0785,0.077,0.077,0.077,0.0765,0.077,0.077,0.077]},{"source":"polymarket","id":"716938","event_id":"91942","slug":"will-there-be-at-least-500-measles-cases-in-the-us-in-2026","question":"Will there be at least 500 measles cases in the U.S. in 2026?","group_item_title":"↑500","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2025-12-01T17:57:07.432000Z","end_date":"2026-12-31T00:00:00Z","closed_time":"2026-01-30T19:54:54Z","volume":102617.791137,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":36.90608215332031,"liquidity":0.0,"categories":["Science and Technology","Climate and Weather"],"countries":[],"updated_at":"2026-05-05T13:27:41.060012Z","fetched_at":"2026-05-05T13:27:41.060012Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-500-measles-cases-in-the-us-in-2026","event_title":"Measles cases in U.S. in 2026?","chart_24h":null},{"source":"polymarket","id":"716939","event_id":"91942","slug":"will-there-be-at-least-1000-measles-cases-in-the-us-in-2026","question":"Will there be at least 1000 measles cases in the U.S. in 2026?","group_item_title":"↑1k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2025-12-01T17:57:08.399000Z","end_date":"2026-12-31T00:00:00Z","closed_time":"2026-02-27T18:27:19Z","volume":72145.646214,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":34.686737060546875,"liquidity":0.0,"categories":["Science and Technology","Climate and Weather"],"countries":[],"updated_at":"2026-05-05T13:27:41.060012Z","fetched_at":"2026-05-05T13:27:41.060012Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-1000-measles-cases-in-the-us-in-2026","event_title":"Measles cases in U.S. in 2026?","chart_24h":null},{"source":"polymarket","id":"716940","event_id":"91942","slug":"will-there-be-at-least-2000-measles-cases-in-the-us-in-2026","question":"Will there be at least 2000 measles cases in the U.S. in 2026?","group_item_title":"↑2k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2025-12-01T17:57:09.455000Z","end_date":"2026-12-31T00:00:00Z","closed_time":"2026-06-05T18:14:19Z","volume":51002.69776900003,"volume_24hr":0.0,"prob_24h_change":null,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":32.569358825683594,"liquidity":0.0,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-06T18:19:14.374553Z","fetched_at":"2026-06-06T14:59:10.355829Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-2000-measles-cases-in-the-us-in-2026","event_title":"Measles cases in U.S. in 2026?","chart_24h":null},{"source":"polymarket","id":"1373742","event_id":"91942","slug":"will-there-be-at-least-3000-measles-cases-in-the-us-in-2026-346","question":"Will there be at least 3000 measles cases in the U.S. in 2026?","group_item_title":"↑3k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.795,0.205],"probability":0.795,"spread":0.03,"active":true,"closed":false,"start_date":"2026-02-16T16:56:00.008836Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":61633.27355999995,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-77.824633,"normalized_vol_24hr":null,"normalized_volume":33.716976165771484,"liquidity":3843.5267,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T14:57:52.223001Z","fetched_at":"2026-06-21T14:26:20.447508Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-3000-measles-cases-in-the-us-in-2026-346","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.795,0.795,0.795,0.795,0.79,0.79,0.795,0.79,0.795,0.79,0.795,0.79,0.795,0.795,0.79,0.795,0.79,0.795,0.795]},{"source":"polymarket","id":"1250957","event_id":"91942","slug":"will-there-be-at-least-12500-measles-cases-in-the-us-in-2026-512-499","question":"Will there be at least 12500 measles cases in the U.S. in 2026?","group_item_title":"↑12.5k","description":"This market will resolve to \"Yes\" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026 according to the CDC case counter between January 1, 2026, 12:00 AM ET and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to \"No\".\n\nThe resolution source for this market will be the CDC Measles (Rubeola) counter (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used.\n\nNote: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/1200-measles-cases-in-us-before-june-jPVnjl81lNC-.jpg","outcomes":["Yes","No"],"outcome_prices":[0.055,0.945],"probability":0.055,"spread":0.01,"active":true,"closed":false,"start_date":"2026-01-23T19:21:26.952000Z","end_date":"2026-12-31T00:00:00Z","closed_time":null,"volume":347405.17590200005,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":-660.413156,"normalized_vol_24hr":null,"normalized_volume":45.11912155151367,"liquidity":2751.1745,"categories":["Science and Technology","Climate and Weather"],"countries":["United States"],"updated_at":"2026-06-21T13:31:59.109590Z","fetched_at":"2026-06-21T12:47:03.995632Z","added_at":null,"url":"https://polymarket.com/event/measles-cases-in-us-in-2026/will-there-be-at-least-12500-measles-cases-in-the-us-in-2026-512-499","event_title":"Measles cases in U.S. in 2026?","chart_24h":[0.055,0.055,0.06,0.06,0.055,0.055,0.055,0.055,0.055,0.06,0.055,0.055,0.055]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/91942","as_of":"2026-06-21T15:20:11.032365Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Measles cases in U.S. in 2026?\" — top market at 17% probability across 9 outcomes","source_url":null}}