The On3 Massey Ratings—officially used during the BCS era and generated college high school sports team rankings since 1995—rank sports teams by analyzing game outcomes, strength of schedule, and margin of victory.

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Below are the key matchups to watch across Illinois this weekend.

Illinois Top 25 High School Football Scores

Friday, Oct. 18

No. 24 Edwardsville — 
No. 1 East St. Louis — 

No. 2 Lincoln-Way East — 
Andrew — 

No. 3 Chicago Mount Carmel — 
No. 20 Fenwick — 

No. 4 Loyola Academy — 
Carmel Catholic — 

No. 5 Lyons — 
No. 14 York Comm — 

No. 6 Cary-Grove — 
Crystal Lake South — 

Wheaton Warrenville South — 
No. 7 Batavia — 

Marmion Academy — 
No. 8 Marist — 

Carl Sandburg — 
No. 9 Naperville Central — 

No. 10 Geneva Community — 
St Charles East — 

Benet Academy — 
No. 11 Nazareth Academy — 

Hinsdale South — 
No. 12 Downers Grove North – 

St. Patrick — 
No. 13 St. Rita — 

No. 15 Brother Rice — 
St. Laurence — 

Lake Park — 
No. 16 St Charles North — 

Minooka — 
No. 17 Oswego — 

Hoffman Estates — 
No. 18 Barrington — 

Morris Community — 
No. 21 Sycamore — 

No. 22 Naperville North — 
Homewood-Flossmoor — 

No. 23 Libertyville — 
Lake Forest — 

No. 25 Palatine — 
J B Conant — 

IDLE

No. 19 Joliet Catholic Academy