Last updated at 7:34 a.m. on Saturday, March 20, 2010.
| Display: 64-Team State Final Bracket | |
| 1. Elgin (H.S.) Super-Sectional | |
| 2. Streator (Twp.) Super-Sectional | |
| 3. Springfield (UIS) Super-Sectional | |
| 4. Chicago (Loyola U.) Super-Sectional | |
| Springfield (UIS) Super-Sectional | ||||||
| Regionals | Sectionals | Super-Sectional | State Qualifier | |||
| Breese (Mater Dei) | Breese (Mater Dei) 74-51 |
Belleville (Althoff) 52-43 |
Belleville (Althoff) 55-40 |
Belleville (Althoff) 57-41 |
Springfield (H.S.) 60-59 |
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| Cahokia (H.S.) | Cahokia (H.S.) 68-24 |
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| Waterloo (H.S.) | ||||||
| Belleville (Althoff) | Belleville (Althoff) 47-24 |
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| Mascoutah | ||||||
| Highland | Highland 51-36 |
Highland 51-35 |
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| Jerseyville (Jersey) | Jerseyville (Jersey) 53-44 |
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| Bethalto (Civic Memorial) | ||||||
| Troy (Triad) | Troy (Triad) 55-42 |
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| Chatham (Glenwood) | ||||||
| Salem | Salem 67-41 |
Salem 73-36 |
Salem 59-38 |
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| Mt. Vernon (H.S.) | Marion (H.S.) 56-42 |
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| Marion (H.S.) | ||||||
| Centralia (H.S.) | Centralia (H.S.) 50-35 |
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| Carbondale (H.S.) | ||||||
| Charleston | Charleston 62-54 |
Effingham (H.S.) 61-52 |
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| Taylorville | ||||||
| Effingham (H.S.) | Effingham (H.S.) 53-39 |
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| Mattoon | ||||||
| Champaign (Centennial) | Champaign (Centennial) 56-52 |
Champaign (Central) 44-38 |
Morton 56-39 |
Springfield (H.S.) 78-48 |
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| Rantoul | Rantoul 59-44 |
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| Danville (H.S.) | ||||||
| Champaign (Central) | Champaign (Central) 47-24 |
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| Urbana (H.S.) | ||||||
| Bartonville (Limestone) | Morton 44-42 |
Morton 36-34 |
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| Morton | Morton 40-17 |
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| Mahomet (M.-Seymour) | ||||||
| Bloomington (H.S.) | Normal (University) 42-40 |
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| Normal (University) | ||||||
| Decatur (Eisenhower) | Decatur (Eisenhower) 52-30 |
Decatur (MacArthur) 71-59 |
Springfield (H.S.) 80-38 |
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| Lincoln | ||||||
| Mt. Zion | Decatur (MacArthur) 69-65 |
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| Decatur (MacArthur) | ||||||
| Springfield (H.S.) | Springfield (H.S.) 72-55 |
Springfield (H.S.) 57-51 |
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| Springfield (Southeast) | Springfield (Southeast) 47-43 |
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| Jacksonville (H.S.) | ||||||
| Springfield (Sacred Heart-Griffin) | Springfield (Sacred Heart-Griffin) 63-37 |
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| Springfield (Lanphier) | ||||||