Chinook High School had a total attendance of 111 students during the 2018-19 school year, according to the Montana Office of Public Instruction.
Attendance at the school saw a 4.7 percent increase over the previous school year.
According to data provided by the National Center for Education Statistics, enrollment is projected to increase by seven percent in Montana from 2017 to 2029. The state expected to see the largest increase in enrollment is North Dakota, with a projected 16% increase. The state that is expected to see the largest decrease in enrollment is New Mexico, with a projected 12% decrease.
According to the findings of a study conducted by Montana Small Schools Alliance, student enrollment in Montana has a significant impact on a number of factors such as a decrease in school funding, elimination of faculty, and possible school consolidation or closure.
| Ranking | School | Enrollment (2018-19) | Previous Year Enrollment (2017-18) |
|---|---|---|---|
| 1 | Belgrade High School | 965 | 900 |
| 2 | East Middle School | 801 | 772 |
| 3 | North Middle School | 791 | 751 |
| 4 | Chief Joseph Middle School | 745 | 783 |
| 5 | Laurel Middle School | 693 | 692 |
| 6 | Helena Middle School | 687 | 695 |
| 7 | Libby Elementary School | 664 | 659 |
| 8 | Laurel High School | 642 | 635 |
| 8 | East Middle School | 642 | 618 |
| 10 | Hardin High School | 546 | 508 |
| 11 | Emily Dickinson School | 528 | 479 |
| 12 | Hellgate Middle School | 523 | 499 |
| 13 | Edgerton School | 518 | 615 |
| 14 | Havre High School | 508 | 539 |
| 15 | Hamilton Middle School | 499 | 359 |
| 16 | Hamilton High School | 495 | 486 |
| 17 | Morning Star School | 493 | 500 |
| 18 | Four Georgians School | 485 | 481 |
| 19 | Paxson School | 482 | 457 |
| 20 | Frenchtown Elementary School | 478 | 492 |
| … | |||
| 133 | Charlo Elementary | 136 | 136 |
| 134 | Gallatin Gateway School | 133 | 134 |
| 134 | Bigfork 7-8 | 133 | 134 |
| 136 | Florence-Carlton 7-8 | 132 | 143 |
| 136 | Plains High School | 132 | 117 |
| 138 | Fair-Mont-Egan School | 131 | 146 |
| 139 | Huntley Project 7-8 | 128 | 127 |
| 140 | Baker High School | 127 | 133 |
| 141 | Conrad High School | 126 | 143 |
| 142 | Arlee High School | 124 | 122 |
| 143 | Choteau High School | 123 | 123 |
| 143 | Frontier School | 123 | 123 |
| 145 | Deer Park School | 122 | 134 |
| 146 | Jefferson School | 119 | 138 |
| 147 | Ennis High School | 118 | 110 |
| 148 | Fairview High School | 117 | 119 |
| 149 | Lincoln School | 112 | 129 |
| 149 | Joliet High School | 112 | 114 |
| 149 | Fairfield High School | 112 | 104 |
| 149 | Darby High School | 112 | 104 |
| 153 | Chinook High School | 111 | 106 |
| 154 | Forsyth High School | 107 | 107 |
| 155 | Ophir 7-8 | 102 | 89 |
| 156 | North Star School | 101 | 94 |
| 156 | Creston School | 101 | 87 |
| 158 | Fort Benton High School | 100 | 94 |
| 159 | Park City High School | 98 | 95 |
| 160 | Harlem 7-8 | 91 | 111 |
| 161 | Philipsburg School | 90 | 72 |
| 162 | Heart Butte Elementary | 89 | 103 |
| 162 | Charlo High School | 89 | 94 |
| 162 | Lame Deer 7-8 | 89 | 93 |
| 165 | Absarokee High School | 86 | 92 |
| 165 | Lincoln Elementary School | 86 | 74 |
| 167 | Big Timber 7-8 | 82 | 82 |
| 167 | DeSmet School | 82 | 80 |
| 169 | Cascade High School | 81 | 89 |
| 169 | Barbara Gilligan School | 81 | 82 |
| 169 | Culbertson High School | 81 | 74 |
| 172 | Plains 7-8 | 79 | 82 |
| 172 | Dayton School | 79 | 58 |
| … | |||
| 328 | King Colony School | 9 | 9 |
| 328 | Carter School | 9 | 8 |
| 328 | Hammond School | 9 | 7 |
| 333 | Fortine 7-8 | 8 | 10 |
| 333 | Divide School | 8 | 8 |
| 335 | Benton Lake School | 7 | 9 |
| 335 | Grass Range 7-8 | 7 | 8 |
| 335 | Galata School | 7 | 7 |
| 335 | Geraldine 7-8 | 7 | 6 |
| 339 | Judith Gap High School | 6 | 13 |
| 339 | Jackson School | 6 | 4 |
| 341 | Big Sky High School | 1 | 1 |
| 341 | Flathead High School | 1 | 1 |
| 341 | Hellgate High School | 1 | 1 |
| 341 | Kalispell Middle School | 1 | 1 |
| 341 | Helena High School | 1 | 1 |
| 341 | Glacier High School | 1 | 1 |
| 341 | Capital High School | 1 | 1 |
| 341 | Belgrade Middle School | 1 | 1 |
| 341 | Butte High School | 1 | 1 |
