2025 Nassau County Executive election
November 4, 2025
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Blakeman:
50–60% 60–70% 70–80% 80–90% >90% Koslow: 50–60% 60–70% 70–80% 80–90% >90% Tie: 50% No data | ||||||||||||||||||||
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| Elections in New York |
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The 2025 Nassau County Executive election was held on November 4, 2025, to elect the County Executive of Nassau County, New York. Incumbent Republican County Executive Bruce Blakeman, first elected in 2021, was re-elected to a second term on the Republican and Conservative ballot lines against challenger Seth Koslow, a county legislator who ran on the Democratic and Moderate ballot lines.