County record · FIPS 19103
Johnson County, IA
A joined view of reported 2024 election administration and the 2020–2024 American Community Survey profile for Iowa.
Population156,639ACS 2020–2024
Registered voters115,634100% jurisdiction coverage
Voters87,107100% jurisdiction coverage
Registered turnout75.33%Reported voters / registration
Ballot administration
Mail-ballot record
| Stage | Reported ballots | Jurisdiction coverage |
|---|---|---|
| Transmitted | 9,662 | 100% |
| Returned | 8,836 | 100% |
| Counted | 8,734 | 100% |
| Rejected | 102 | 100% |
Return rate91.45%
Rejection rate1.15%
A blank means the source did not provide enough information. It does not mean zero ballots.
Administrative capacity
Election infrastructure
Polling places64100% coverage
Poll workersNot reported0% coverage
Drop boxesNot reported0% coverage
Provisional ballots cast68100% coverage
Provisional acceptance27.94%Counted / cast where reported
Cross-state twin
Johnson County, IA ↔ Benton County, OR
77.4% profile similarityPopulation156,63996,303
Median household income$74,935$77,702
Poverty17.07%18.20%
No vehicle7.13%7.44%
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 |
|---|---|
| Missing signature | 47 |
| Late | 16 |
| Deceased | 2 |