County record · FIPS 16037
Custer County, ID
A joined view of reported 2024 election administration and the 2020–2024 American Community Survey profile for Idaho.
Population4,470ACS 2020–2024
Registered voters3,198100% jurisdiction coverage
Voters2,680100% jurisdiction coverage
Registered turnout83.80%Reported voters / registration
Ballot administration
Mail-ballot record
| Stage | Reported ballots | Jurisdiction coverage |
|---|---|---|
| Transmitted | 660 | 100% |
| Returned | 599 | 100% |
| Counted | 598 | 100% |
| Rejected | 1 | 100% |
Return rate90.76%
Rejection rate0.17%
A blank means the source did not provide enough information. It does not mean zero ballots.
Administrative capacity
Election infrastructure
Polling places8100% coverage
Poll workersNot reported0% coverage
Drop boxes0100% coverage
Provisional ballots castNot reported0% coverage
Provisional acceptanceNot reportedCounted / cast where reported
Cross-state twin
Custer County, ID ↔ Northumberland County, VA
71.1% profile similarityPopulation4,47012,188
Median household income$67,574$66,480
Poverty15.78%11.54%
No vehicle3.65%4.08%
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 | 1 |