Zohran Mamdani's chances of victory in the November 2025 New York mayoral election have indeed increased by about 10 percentage points in recent weeks.
Mamdani's chances of victory in November have increased by 10 percentage points in a just few weeks.

Why Zohran Mamdani’s victory matters: How it happened, what it means - Brookings
Source: brookings.edu
Key Evidence
Newsweek reported Mamdani's chances increased from 72% in July to 82% recently.
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Polymarket and other polling data confirm Mamdani as the firm favorite for the mayoral race.
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Analysts note that polling leads can shift but currently favor Mamdani strongly.
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What the Evidence Shows
Recent polling and analysis indicate that Zohran Mamdani's probability of winning the upcoming November 2025 New York mayoral election has risen significantly, with some sources citing an increase from approximately 72% to 82% within a few weeks. This reflects growing confidence among political analysts and betting markets in his electoral prospects. However, experts also caution that polling leads are snapshots subject to change, and the election outcome is not guaranteed despite the improved odds. Mamdani's rise is attributed to various political dynamics, including reactions to national political developments and his strong primary performance earlier in the year.
Key points:
Mamdani's odds increased by roughly 10 percentage points recently, as reported by Newsweek and betting market data.
Political analysts emphasize that while this increase is significant, elections remain unpredictable.
Mamdani's primary victory and current polling lead have made him a firm favorite for the November election.
This information aligns with multiple reputable sources reporting on his improved chances as of mid-2025.