| Rank | School | City | AP Index |
| 1 | Maharishi School | Fairfield | 3.25 |
| 2 | West Senior High School | Iowa City | 3.02 |
| 3 | Regina Junior/Senior High School | Iowa City | 2.76 |
| 4 | Valley High School | West Des Moines | 2.29 |
| 5 | Liberty High School | North Liberty | 2.16 |
| 6 | Hillcrest Academy | Kalona | 2.13 |
| 7 | Wahlert Catholic High School | Dubuque | 2.05 |
| 8 | Roosevelt High School | Des Moines | 1.99 |
| 9 | John F. Kennedy High School | Cedar Rapids | 1.69 |
| 10 | Valley Lutheran High School | Cedar Falls | 1.57 |
| 11 | Muscatine High School | Muscatine | 1.50 |
| 12 | Pleasant Valley High School | Bettendorf | 1.47 |
| 13 | Iowa City High School | Iowa City | 1.46 |
| 14 | Cedar Falls High School | Cedar Falls | 1.34 |
| 15 | Norwalk Senior High School | Norwalk | 1.32 |
| 16 | Hempstead High School | Dubuque | 1.31 |
| 17 | Ames High School | Ames | 1.19 |
| 18 | Linn-Mar High School | Marion | 1.14 |
| 19 | Ankeny High School | Ankeny | 1.13 |
| 20 | West High School | Sioux City | 1.09 |
| 21 | Marquette High School | Bellevue | 1.06 |
| 22 | ADM Senior High School | Adel | 1.04 |
| 23 | Dubuque Senior High School | Dubuque | 1.02 |
| 24 | George Washington High School | Cedar Rapids | 1.01 |
| 25 | East High School | Sioux City | 0.99 |
| 26 | North High School | Sioux City | 0.94 |
| 27 | Ankeny Centennial High School | Ankeny | 0.93 |
| 28 | Thomas Jefferson High School | Cedar Rapids | 0.83 |
| 29 | Mid-Prairie High School | Wellman | 0.83 |
| 30 | Lone Tree Junior-Senior High School | Lone Tree | 0.82 |
| 31 | Urbandale High School | Urbandale | 0.81 |
| 32 | Saydel High School | Des Moines | 0.79 |
| 33 | Southeast Polk High School | Pleasant Hill | 0.76 |
| 34 | Ballard High School | Huxley | 0.75 |
| 35 | Boone High School | Boone | 0.71 |
| 36 | Beckman High School | Dyersville | 0.70 |
| 37 | Abraham Lincoln High School | Des Moines | 0.69 |
| 38 | North Polk Middle School & High School | Alleman | 0.69 |
| 39 | West Liberty High School | West Liberty | 0.68 |
| 40 | Western Dubuque High School | Epworth | 0.65 |
| 41 | Decorah High School | Decorah | 0.65 |
| 42 | Williamsburg Jr-Sr High School | Williamsburg | 0.64 |
| 43 | West High School | Waterloo | 0.63 |
| 44 | East High School | Des Moines | 0.63 |
| 45 | Indianola High School | Indianola | 0.63 |
| 46 | Waukee Senior High School | Waukee | 0.63 |
| 47 | Clinton High School | Clinton | 0.62 |
| 48 | Anamosa High School | Anamosa | 0.59 |
| 49 | Prairie High School | Cedar Rapids | 0.57 |
| 50 | Pella High School | Pella | 0.56 |