1862 Senate Elections
Table of returns — 25 states
| State | Winner | Margin |
|---|---|---|
| Maryland | National (National) | 46.4% |
| Delaware | National (National) | 48.6% |
| Pennsylvania | National (National) | 7.0% |
| New Jersey | National (National) | 11.5% |
| Ohio | Popular Democratic (Popular Democratic) | 22.9% |
| New York | Popular Democratic (Popular Democratic) | 50.0% |
| Connecticut | National (National) | 11.7% |
| Massachusetts | Popular Democratic (Popular Democratic) | 10.1% |
| Rhode Island | Popular Democratic (Popular Democratic) | 20.5% |
| New Hampshire | Popular Democratic (Popular Democratic) | 20.7% |
| Vermont | Popular Democratic (Popular Democratic) | 31.1% |
| Maine | Popular Democratic (Popular Democratic) | 13.0% |
| Miami | Popular Democratic (Popular Democratic) | 2.1% |
| Illinois | Popular Democratic (Popular Democratic) | 4.0% |
| Michigan | Popular Democratic (Popular Democratic) | 1.3% |
| Iowa | Popular Democratic (Popular Democratic) | 21.8% |
| Missouri | National (National) | 51.8% |
| Wisconsin | Popular Democratic (Popular Democratic) | 16.3% |
| Minnesota | Popular Democratic (Popular Democratic) | 38.6% |
| Marshall | National (National) | 0.2% |
| Rio Grande | National (National) | 1.1% |
| Chihuahua | National (National) | 4.2% |
| Sonora | National (National) | 12.1% |
| New Mexico | Popular Democratic (Popular Democratic) | 7.7% |
| California | Popular Democratic (Popular Democratic) | 38.0% |