| | Pre-election control | Post-election control |
Mississippi Senate Democrats +3 seats Republicans -3 seats
|  |  |
| | 25 Democrats / 27 Republicans | 28 Democrats / 24 Republicans |
Mississippi House of Representatives Democrats -1 seat Republicans +1 seat
|  |  |
| | 75 Democrats / 47 Republicans | 76 Democrats / 48 Republicans |
New Jersey Senate Democrats +1 seat Republicans -1 seat
|  |  |
| | 22 Democrats / 18 Republicans | 23 Democrats / 17 Republicans |
New Jersey General Assembly Democrats -2 seats Republicans +2 seats |  |  |
| | 50 Democrats / 30 Republicans | 48 Democrats / 32 Republicans |
Virginia Senate Democrats +4 seats Republicans -4 seats |  |  |
| | 17 Democrats / 23 Republicans | 21 Democrats / 19 Republicans |
Virginia General Assembly Democrats +4 seats Republicans -3 seats independents -1 seat |  |  |
| | 40 Democrats / 57 Republicans / 3 independents
| 44 Democrats / 54 Republicans / 2 independents |