| Voters in Multnomah County:430,693 | ||
| Date | Ballots Received (Cumulative) | Voter Turnout |
| Mon., Oct. 18, 2004 | 6,915 | 1.6% |
| Tue., Oct. 19, 2004 | 34,693 | 8% |
| Wed., Oct. 20, 2004 | 53,419 | 12% |
| Thur., Oct. 21, 2004 | 73,924 | 17% |
| Fri. Oct. 22, 2004 | 92,987 | 22% |
| Mon., Oct. 25, 2004 | 121,164 | 28% |
| Tue., Oct. 26, 2004 | 157,323 | 37% |
| Wed., Oct. 27, 2004 | 181,767 | 42% |
| Thur., Oct. 28, 2004 | 210,989 | 49% |
| Fri., Oct. 29, 2004 | 239,630 | 56% |
| Sat., Oct. 30, 2004 | 262,294 | 61% |
| Mon., Nov. 1, 2004 | 291,969 | 68% |
| Tue., Nov. 2, 2004 | 359,296 | 84% |
| Final Official | 365,530 | 84.87% |
November 2004 General Election Voter Turnout
November 2004 General Election Voter Turnout
Last reviewed January 12, 2023