Colombia Presidential Election Runoff: Margin of Victory

Platform comparison

Active sub-markets

Market context

Polymarket has this contract trading at **1% YES**, which means the market is assigning a very low chance to the runoff being settled in the specified margin band, not to the election result itself. On-chain, the position is held in **USDC** on **Polygon**, with outcome exposure represented through **conditional tokens** that resolve once the official second-round count is final.

The first-round result gives the key historical frame: Abelardo de la Espriella led Iván Cepeda 43.7% to 40.9%, a gap of **2.84 percentage points**, and several recent analyses described the runoff as unusually competitive by Colombian standards.[1][2][3] That matters because the market is not just asking who wins, but how tight the final valid-vote share will be between the top two. Comparable runoff contests with a narrow opening margin can still finish with a wider spread if minor candidates’ supporters break decisively one way, while close first-round numbers can also compress if turnout or strategic voting shifts late. [1][2]

For traders, the main catalysts are the **official runoff count**, any **delay or dispute** in certification, and late movement in undecided, blank, or protest voters, which news coverage has highlighted as a meaningful block heading into polling day.[2][4][7] The settlement window closes minutes after the scheduled runoff time, so the practical watchpoints are whether Colombia’s electoral authority releases a clear final tally quickly and whether any recount or legal challenge affects the published valid-vote percentages used for the margin calculation.[1][4]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Colombia Presidential Election Runoff: Margin of Victory across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket Legit? — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

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How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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