What is the current probability for "Michigan Governor Republican Primary Winner"?

Current Polymarket odds for "Michigan Governor Republican Primary Winner": John James 91%, Perry Johnson 8%, Mike Cox 0% (top 3 of 12 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 8/4/2026.

How is the probability calculated?

pdata reads the latest market prices directly from polymarket's public API and normalizes them to a 0-100 probability scale. See https://pdata.world/methodology for details on per-platform conventions.

Where can I get this data programmatically?

The JSON endpoint is https://api.pdata.world/api/v1/events/polymarket/101860. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

opentrade on Polymarket

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event12 outcomes

Michigan Governor Republican Primary Winner

·Politics·ends Aug 4, 2026

vol cum

$101.3k

vol 24h

$13.5k

outcomes

ends

Aug 4, 2026

outcomesclick to inspect →

showing 5 of 12

primary electionsGovernor PrimaryRepublican PrimaryMichigan PrimaryAugust 4 PrimariesUS ElectionPoliticsElections

marketselected outcome

John James

rank #1

United States

91¢

▲ 3.5pp

24h change

vol cum

$39k

vol 24h

$4.4k

spread

0.02

ends

Aug 4, 2026

This market will resolve according to the winner of the Republican Primary for Governor of Michigan, scheduled to take place on August 4, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Michigan Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Michigan Republican Party; however, an overwhelming consensus of credible reporting may suffice.

timeline

opened · Dec 10, 2025opencloses · Aug 4, 2026

John James · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history