| Name | Location |
| Bath School Number 9 | Hanford |
| Central Intermediate School | Clear Lake West |
| Clear Creek Elementary School | Clear Lake East |
| Clear Lake High School | Clear Lake East |
| Grant School | Mason City |
| Harding School | Mason City |
| Hoover School | Mason City |
| Jefferson School | Mason City |
| John Adams Middle School | Mason City |
| Lincoln Elementary School | Clear Lake West |
| Lincoln School | Mason City |
| Madison School | Mason City |
| Mason City High School | Mason City |
| McKinley School | Mason City |
| Meservey-Thornton Community School | Thornton |
| Monroe Junior School | Mason City |
| Newman Catholic Elementary School | Mason City |
| Newman Catholic High School | Mason City |
| Nora Springs-Rock Falls School | Nora Springs |
| North Iowa Christian School | Clear Lake East |
| Rockwell-Swaledale Community School | Sheffield |
| Roosevelt Elementary School | Mason City |
| Roosevelt Middle School | Mason City |
| Saint Patricks School | Dougherty |
| Seventh Day Adventist School | Mason City |
| Sunset School | Clear Lake West |
| Ventura Elementary School | Ventura Heights |
| Ventura Junior-Senior High School | Clear Lake West |
| Washington Elementary School | Mason City |
| Wilson School | Mason City |
