Class 5A Iowa high school football RPIs, through Week 4

Once again this year, the 16 playoff teams in Class 5A football will be determined solely by Ratings Percentage Index (RPI).

RPI is determined by three factors: W-L percentage (37.5 percent), opponents’ W-L percentage (37.5 percent) and opponents’ opponents’ W-L percentage (25 percent).

Here is how the top 24 teams stand through Week 4 determined by our unofficial calculations:

1. Bettendorf (4-0, 20-16, 163-161, .7091)

2. Southeast Polk (4-0, 19-17, 164-160, .6995)

3. West Des Moines Dowling (4-0, 16-20, 168-156, .6713)

4. Cedar Rapids Jefferson (4-0, 9-27, 174-150, .6031)

5. Pleasant Valley (3-1, 17-19, 174-150, .5997)

6. Dubuque Hempstead (3-1, 16-20, 166-158, .5831)

7. Davenport West (3-1, 15-21, 169-155, .5749)

8. Waukee (3-1, 15-21, 161-163, .5687)

9. Waterloo West (3-1, 12-24, 166-158, .5414)

10. Cedar Rapids Prairie (2-2, 22-14, 156-168, .5371)

11. Cedar Rapids Kennedy (2-2, 21-15, 158-166, .5282)

12. Johnston (2-2, 19-17, 159-165, .5082)

13. Sioux City East (2-2, 19-17, 157-167, .5066)

14. Muscatine (2-2, 19-17, 153-171, .5036)

15. Ankeny Centennial (2-2, 19-17, 152-172, .5028)

16. Waukee Northwest (2-2, 19-17, 147-177, .4989)

* * * * *

17. Ankeny (2-2, 17-19, 173-151, .4981)

18. Linn-Mar (2-2, 18-18, 159-165, .4977)

19. Iowa City West (2-2, 18-18, 155-169, .4946)

20. Cedar Falls (2-2, 17-19, 170-154, .4958)

21. Iowa City High (2-2, 16-20, 171-153, .4861)

22. Urbandale (2-2, 16-20, 168-156, .4838)

23. Council Bluffs Abraham Lincoln (2-2, 16-20, 157-167, .4753)

24. Des Moines Lincoln (2-2, 16-20, 153-171, .4723)

Comments: jeff.linder@thegazette.com