County record · FIPS 17081
Jefferson County, IL
A joined view of reported 2024 election administration and the 2020–2024 American Community Survey profile for Illinois.
Population36,550ACS 2020–2024
Registered voters25,340100% jurisdiction coverage
Voters16,798100% jurisdiction coverage
Registered turnout66.29%Reported voters / registration
Ballot administration
Mail-ballot record
| Stage | Reported ballots | Jurisdiction coverage |
|---|---|---|
| Transmitted | 1,928 | 100% |
| Returned | 1,747 | 100% |
| Counted | 1,716 | 100% |
| Rejected | 31 | 100% |
Return rate90.61%
Rejection rate1.77%
A blank means the source did not provide enough information. It does not mean zero ballots.
Administrative capacity
Election infrastructure
Polling places34100% coverage
Poll workers171100% coverage
Drop boxes1100% coverage
Provisional ballots cast4100% coverage
Provisional acceptance0.00%Counted / cast where reported
Cross-state twin
Jefferson County, IL ↔ Henry County, IN
88.8% profile similarityPopulation36,55048,970
Median household income$63,118$63,150
Poverty13.53%13.63%
No vehicle6.29%5.71%
The closest profile among counties in other states. Similarity uses seven ACS measures and does not include vote choice.
Reported detail
Mail rejection reasons
| Reason | Ballots |
|---|---|
| Late | 7 |
| Missing signature | 6 |
| Deceased | 4 |
| Signature mismatch | 2 |