2010 Iowa: Senate Humboldt Results
| County | Charles Grassley | Roxanne Conlin | John Heiderscheit | Precincts Reporting |
|---|---|---|---|---|
| Humboldt | 76% - 2,966 | 22% - 869 | 2% - 87 |
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| County | Charles Grassley | Roxanne Conlin | John Heiderscheit | Precincts Reporting |
|---|---|---|---|---|
| Humboldt | 76% - 2,966 | 22% - 869 | 2% - 87 |