| 451 | Carlisle Elementary School | Carlisle | Carlisle Comm School District | Elementary | 715 | 13.6:1 |
| 452 | Lincoln Elementary School | Fort Madison | Fort Madison Comm School District | Elementary | 227 | 13.6:1 |
| 453 | Midland Middle/High School | Wyoming | Midland Comm School District | High | 268 | 13.6:1 |
| 454 | Cascade Elementary School | Cascade | Western Dubuque Comm School District | Elementary | 305 | 13.6:1 |
| 455 | Orchard Hill Elementary School | Cedar Falls | Cedar Falls Comm School District | Elementary | 458 | 13.6:1 |
| 456 | McKinley Elementary School | Davenport | Davenport Comm School District | Elementary | 421 | 13.6:1 |
| 457 | Crestwood Middle School | Cresco | Howard-Winneshiek Comm School District | Middle | 283 | 13.6:1 |
| 458 | Washington Elementary School | Mount Vernon | Mount Vernon Comm School District | Elementary | 543 | 13.6:1 |
| 459 | Lambert Elementary School | Manchester | West Delaware County Comm School District | Elementary | 449 | 13.6:1 |
| 460 | Prairie Ridge Elementary | Cedar Rapids | College Comm School District | Elementary | 438 | 13.6:1 |
| 461 | John Kennedy Elementary School | Dubuque | Dubuque Comm School District | Elementary | 493 | 13.6:1 |
| 462 | Garner-Hayfield-Ventura High School | Garner | Garner-Hayfield-Ventura Comm School District | High | 295 | 13.6:1 |
| 463 | Dallas Center-Grimes Middle School | Dallas Center | Dallas Center-Grimes Comm School District | Middle | 586 | 13.6:1 |
| 464 | Dunkerton Elementary | Dunkerton | Dunkerton Comm School District | Elementary | 215 | 13.6:1 |
| 465 | Boulder Peak Intermediate School | Marion | Linn-Mar Comm School District | Middle | 613 | 13.6:1 |
| 466 | Perry Middle School | Perry | Perry Comm School District | Middle | 370 | 13.6:1 |
| 467 | Denver Senior High School | Denver | Denver Comm School District | High | 278 | 13.6:1 |
| 468 | Ernest Horn Elementary School | Iowa City | Iowa City Comm School District | Elementary | 453 | 13.6:1 |
| 469 | Boyden-Hull High School | Hull | Boyden-Hull Comm School District | High | 253 | 13.7:1 |
| 470 | Harlan Elementary School | Mount Pleasant | Mount Pleasant Comm School District | Elementary | 212 | 13.7:1 |
| 471 | Northeast Elementary School | Goose Lake | Northeast Comm School District | Elementary | 394 | 13.7:1 |
| 472 | MFL MarMac Elementary School | Monona | MFL MarMac Comm School District | Elementary | 318 | 13.7:1 |
| 473 | George Washington Carver Academy | Waterloo | Waterloo Comm School District | Middle | 455 | 13.7:1 |
| 474 | Orange Elementary School | Waterloo | Waterloo Comm School District | Elementary | 518 | 13.7:1 |
| 475 | John Adams Middle School | Mason City | Mason City Comm School District | Middle | 463 | 13.7:1 |
| 476 | Wilson Middle School | Cedar Rapids | Cedar Rapids Comm School District | Middle | 422 | 13.7:1 |
| 477 | Central Elementary School | Nevada | Nevada Comm School District | Elementary | 632 | 13.7:1 |
| 478 | Hunt Elementary School | Sioux City | Sioux City Comm School District | Elementary | 451 | 13.7:1 |
| 479 | Danville Elementary School | Danville | Danville Comm School District | Elementary | 362 | 13.7:1 |
| 480 | Fort Madison Middle School | Fort Madison | Fort Madison Comm School District | Middle | 686 | 13.7:1 |
| 481 | Garfield Elementary School | Clarinda | Clarinda Comm School District | Elementary | 573 | 13.7:1 |
| 482 | Linn Grove Elementary School | Marion | Linn-Mar Comm School District | Elementary | 385 | 13.7:1 |
| 483 | Spalding Park Elementary | Sioux City | Sioux City Comm School District | Elementary | 683 | 13.7:1 |
| 484 | Logan-Magnolia Jr-Sr High School | Logan | Logan-Magnolia Comm School District | High | 294 | 13.7:1 |
| 485 | Tri-Center High School | Neola | Tri-Center Comm School District | High | 225 | 13.7:1 |
| 486 | Fairfield Middle School | Fairfield | Fairfield Comm School District | Middle | 410 | 13.7:1 |
| 487 | Adams Elementary School | Davenport | Davenport Comm School District | Elementary | 498 | 13.7:1 |
| 488 | Estherville Lincoln Central High School | Estherville | Estherville Lincoln Central Comm School District | High | 359 | 13.7:1 |
| 489 | Eisenhower Elementary School | Ottumwa | Ottumwa Comm School District | Elementary | 248 | 13.7:1 |
| 490 | Center Point-Urbana Primary School | Center Point | Center Point-Urbana Comm School District | Elementary | 365 | 13.8:1 |
| 491 | Sergeant Bluff-Luton Elementary School | Sergeant Bluff | Sergeant Bluff-Luton Comm School District | Elementary | 383 | 13.8:1 |
| 492 | East Sac County High School | Lake View | East Sac County Comm School District | High | 344 | 13.8:1 |
| 493 | Hudson High School | Hudson | Hudson Comm School District | High | 371 | 13.8:1 |
| 494 | DeSoto Intermediate School | DeSoto | Adel DeSoto Minburn Comm School District | Middle | 337 | 13.8:1 |
| 495 | Mary Welsh Elementary | Williamsburg | Williamsburg Comm School District | Elementary | 604 | 13.8:1 |
| 496 | Fairview Elementary School | Carroll | Carroll Comm School District | Elementary | 419 | 13.8:1 |
| 497 | South Tama County Middle School | Toledo | South Tama County | Middle | 413 | 13.8:1 |
| 498 | Nodaway Valley Elementary School | Greenfield | Nodaway Valley Comm School District | Elementary | 312 | 13.8:1 |
| 499 | Red Oak Junior/Senior High School | Red Oak | Red Oak Comm School District | High | 420 | 13.8:1 |
| 500 | New Hampton Middle School | New Hampton | New Hampton Comm School District | Middle | 304 | 13.8:1 |