Data as of June 9, 2026 · refreshed automatically from the official Ohio voter file
Jefferson County, Ohio has 35,712 active registered voters across 57 precincts, as of June 2026.
Party registration
Ohio doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation — that data is in the voter file and available inside Motion51.
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | PRECINCT SHELLEY | 1,035 | 757 | 73.14% |
| 2 | PRECINCT MINGO 2 | 870 | 622 | 71.49% |
| 3 | PRECINCT SALEM | 517 | 359 | 69.44% |
| 4 | PRECINCT BANTAM RIDGE | 992 | 688 | 69.35% |
| 5 | PRECINCT STEUBENVILLE 6-3 | 730 | 502 | 68.77% |
| 6 | PRECINCT WELLS | 856 | 586 | 68.46% |
| 7 | PRECINCT WINTERSVILLE A | 708 | 484 | 68.36% |
| 8 | PRECINCT BRENTWOOD | 660 | 450 | 68.18% |
| 9 | PRECINCT BELVEDERE | 527 | 354 | 67.17% |
| 10 | PRECINCT PLEASANT HILL 1 | 646 | 433 | 67.03% |
Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.
How Jefferson County voted for president
Election results are public records.
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