| Election Name: | 2004 Illinois Democratic presidential primary |
| Country: | Illinois |
| Previous Election: | 2000 Illinois Democratic presidential primary |
| Previous Year: | 2000 |
| Next Election: | 2008 Illinois Democratic presidential primary |
| Next Year: | 2008 |
| Type: | presidential |
| Ongoing: | no |
| Elected Members: | AK |
| Votes For Election: | 186 Democratic National Convention delegates (156 pledged, 30 unpledged) The number of pledged delegates received is determined by the popular vote |
| Outgoing Members: | KS |
| Candidate1: | John Kerry |
| Color1: | 00539f |
| Home State1: | Massachusetts |
| Delegate Count1: | 155 |
| Popular Vote1: | 873,230 |
| Percentage1: | 71.72% |
| Candidate2: | John Edwards (withdrawn) |
| Color2: | e50100 |
| Home State2: | North Carolina |
| Delegate Count2: | 1 |
| Popular Vote2: | 131,966 |
| Percentage2: | 10.84% |
| Map Size: | 280px |
The 2004 Illinois Democratic -presidential primary was held on March 16 in the U.S. state of Illinois as one of the Democratic Party's statewide nomination contests ahead of the 2004 presidential election.
| Candidate | Votes | % | Delegates | |
|---|---|---|---|---|
| John Kerry | 873,230 | 71.72 | 155 | |
| John Edwards (withdrawn) | 131,966 | 10.84 | 1 | |
| Carol Moseley Braun (withdrawn) | 53,249 | 4.37 | 0 | |
| Howard Dean (withdrawn) | 47,343 | 3.89 | 0 | |
| Al Sharpton (withdrawn) | 36,123 | 2.97 | 0 | |
| Dennis Kucinich | 28,083 | 2.31 | 0 | |
| Joe Lieberman (withdrawn) | 24,354 | 2.00 | 0 | |
| Wesley Clark (withdrawn) | 19,304 | 1.59 | 0 | |
| Lyndon LaRouche | 3,863 | 0.32 | 0 | |
| Total | 1,217,515 | 100% | 156 |