Measles cases in U.S. by August 31?

Jul 31

Aug 31

Dec 31

Jul 31

Aug 31

Dec 31

NEW

Aug 31, 2026

2400+

$492 Vol.

98%

2450+

$125 Vol.

92%

2500+

$0 Vol.

82%

2550+

$29 Vol.

53%

2600+

$10 Vol.

58%

$657 Vol.

2400+

$492 Vol.

98%

2450+

$125 Vol.

92%

2500+

$0 Vol.

82%

2550+

$29 Vol.

53%

2600+

$10 Vol.

58%

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 by August 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". The resolution source for this market will be the CDC Measles (Rubeola) counter 'Total Cases' in 2026 (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. Note: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.

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Frequently Asked Questions

"Measles cases in U.S. by August 31?" is a prediction market on Polymarket with 5 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "2400+" at 98%, followed by "2450+" at 92%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 98¢ implies that the market collectively assigns a 98% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"Measles cases in U.S. by August 31?" is a newly created market on Polymarket, launched on Jul 31, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "Measles cases in U.S. by August 31?," browse the 5 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Measles cases in U.S. by August 31?" is "2400+" at 98%, meaning the market assigns a 98% chance to that outcome. The next closest outcome is "2450+" at 92%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Measles cases in U.S. by August 31?" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.

Yes. You don't need to trade to stay informed. This page serves as a live tracker for "Measles cases in U.S. by August 31?." The outcome probabilities update in real-time as new trades come in. You can bookmark this page and check the comments section to see what other traders are saying. You can also use the time-range filters on the chart to see how the odds have shifted over time. It's a free, real-time window into what the market expects to happen.

Polymarket odds are set by real traders putting real money behind their beliefs, which tends to surface accurate predictions. “Measles cases in U.S. by August 31?” is still building its trading base, so the odds will become increasingly reliable as more participants enter the market. Prediction markets like Polymarket have a strong track record of accuracy, especially as events approach their resolution date. For example, Polymarket has a one month accuracy score of 94%. For the latest stats on Polymarket’s prediction accuracy, visit the accuracy page on Polymarket.

To place your first trade on "Measles cases in U.S. by August 31?," sign up for a free Polymarket account and fund it using crypto, a credit or debit card, or a bank transfer. Once your account is funded, return to this page, select the outcome you want to trade, enter your amount, and click "Trade." If you're new to prediction markets, click the "How it works" link at the top of any Polymarket page for a quick step-by-step walkthrough of how trading works.

On Polymarket, the price of each outcome represents the market's implied probability. A price of 98¢ for "2400+" in the "Measles cases in U.S. by August 31?" market means traders collectively believe there is roughly a 98% chance that "2400+" will be the correct result. If you buy "Yes" shares at 98¢ and the outcome is correct, you receive $1.00 per share — a profit of 2¢ per share. If incorrect, those shares are worth $0.

The "Measles cases in U.S. by August 31?" market is scheduled to resolve on or around Aug 31, 2026. This means trading will remain open and the odds will continue to shift as new information emerges until that date. The exact resolution timing depends on when the official result becomes available, as outlined in the "Rules" section on this page.

The "Measles cases in U.S. by August 31?" market has an active community of 1,013 comments where traders share their analysis, debate outcomes, and discuss breaking developments. Scroll down to the comments section below to read what other participants think. You can also filter by "Top Holders" to see what the market's biggest traders are positioned on, or check the "Activity" tab for a real-time feed of trades.

Polymarket is the world's largest prediction market, where you can stay informed and profit from your knowledge of real-world events. Traders buy and sell shares on outcomes for topics ranging from politics and elections to crypto, finance, sports, tech, and culture, including markets like "Measles cases in U.S. by August 31?." Prices reflect real-time, crowd-sourced probabilities backed by financial conviction, often providing faster and more accurate signals than polls, pundits, or traditional surveys.

Measles cases in U.S. by August 31?

Measles cases in U.S. by August 31?

Rules

Market Context

Rules

Market Context

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Comments (1,013)

Top Holders

Positions

Activity

Frequently Asked Questions

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