McHenry County voter turnout
How many people does one vote speak for in McHenry County, Illinois?
Only 51% of eligible citizens in McHenry County voted in the 2022 midterm.
2024 presidential: 71% turnout · 1.4 people per vote
Turnout in McHenry County
In the November 2022 midterm, 116,519 of McHenry County’s 227,708 eligible citizens voted: 51.2% turnout. That’s 6.1 points higher than Illinois overall (45.1%) and 5.2 points higher than the national rate (46.0%). With 111,189 eligible citizens sitting it out, each ballot cast spoke for 2.0 people.
In the 2024 presidential election, turnout was 71.3%, so each ballot spoke for 1.4 people. Midterm turnout here ran 20.1 points below the presidential year, which is why every vote in a midterm like 2026 carries extra weight.
McHenry County ranks #65 of 102 counties in Illinois for vote power (#1 has the lowest turnout, so each vote there counts for the most people).
Election Day is Tuesday, November 3, 2026 — register or check your status at vote.org.
| County | Rank | Turnout | Per vote |
|---|---|---|---|
| Tazewell County | #62 | 50.8% | 2.0 |
| Ford County | #63 | 50.9% | 2.0 |
| Macoupin County | #64 | 51.1% | 2.0 |
| McHenry County | #65 | 51.2% | 2.0 |
| Marshall County | #66 | 51.5% | 1.9 |
| Iroquois County | #67 | 51.6% | 1.9 |
| Clinton County | #68 | 51.8% | 1.9 |
See all 102 Illinois counties ranked →