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Tompkins County, New York

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58,396
Active registered voters
31,479
Supervoters (53.91%)
5
Presidential cycles of results

Data as of June 19, 2026 · refreshed automatically from the official New York voter file

Tompkins County, New York has 58,396 active registered voters — 17.3% Republican, 53.4% Democratic, and 25.0% with no party affiliation, as of June 2026.

Party registration

DEM 53.4%
REP 17.3%
NPA 25.0%
Democratic 31,199 · Republican 10,111 · No Party Affiliation 14,589 · Other parties 2,497
Source: Motion51 voter database — official New York voter file

How Tompkins County voted for president

70.1
28.0
2008
68.2
28.5
2012
67.7
25.6
2016
73.5
24.3
2020
75.3
24.7
2024
■ Democratic %   ■ Republican %  ·  2024 total votes cast: 45,985

Election results are public records.

Source:  Official county canvasses via MIT Election Data + Science Lab

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