| Q | IHSA 3A Qualifying Standard | 1:29.92 | 
| HPL | JD | Team | Squad | Time | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Pts | PL | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bradley (B.-Bourbonnais) | A | 1:30.73 | 
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		7 | |||||||
| 2 | South Holland (Thornwood) | A | 1:31.41 | 
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		8 | |||||||
| 3 | Harvey (Thornton) | A | 1:32.86 | 
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  | 
		9 | |||||||
| 4 | Tinley Park (Andrew) | A | 1:33.89 | 
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		11 | |||||||
| 5 | Midlothian (Bremen) | A | 1:36.37 | 
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		12 | |||||||
| 6 | New Lenox (Lincoln-Way Ce | A | 1:37.74 | 
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		14 | |||||||
| 7 | Joliet (Central) | A | 1:39.50 | 
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		15 | |||||||
| 8 | New Lenox (Lincoln-Way We | A | 1:41.55 | 
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		16 | 
| HPL | JD | Team | Squad | Time | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Pts | PL | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Crete (C.-Monee) | A | Q 1:26.29 | 
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		10 | 1 | ||||||
| 2 | Chicago Heights (Bloom Tw | A | Q 1:26.37 | 
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		8 | 2 | ||||||
| 3 | Flossmoor (Homewood-F.) | A | Q 1:27.85 | 
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		6 | 3 | ||||||
| 4 | Minooka | A | Q 1:29.19 | 
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		4 | 4 | ||||||
| 5 | Joliet (West) | A | Q 1:29.24 | 
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		2 | 5 | ||||||
| 6 | Frankfort (Lincoln-Way Ea | A | Q 1:29.65 | 
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		1 | 6 | ||||||
| 7 | Oak Forest | A | 1:33.44 | 
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		10 | |||||||
| 8 | Lansing (Thornton Fractio | A | 1:36.56 | 
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		13 |