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Toss-up

What is a toss-up race?

A toss-up is a race or question with no clear favourite. On a prediction market it usually means the leading side trades below about 60 cents, so neither outcome is priced as much more likely than the other.

On Polymarket

Our 2026 forecast tables call a race a toss-up when no candidate is priced at 60% or more on Polymarket; 60–80% is lean, 80–95% likely and 95% or more safe.

👉 2026 Senate forecast

Implied probability · Balance of power · Calibration

Frequently asked questions

How does Toss-up work on Polymarket?

Our 2026 forecast tables call a race a toss-up when no candidate is priced at 60% or more on Polymarket; 60–80% is lean, 80–95% likely and 95% or more safe.

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