Enrollment
80
High
STATE 238
SCHOOL COMMUNITY·CHARLO H S·NCES 300611500177
Charlo High School
404 1st Ave West, Charlo, MT 59824 · (406) 644-2206 · Lake County
GRADES 09–12HIGH43-RURALTITLE IREGULAR SCHOOL80 STUDENTS
·
allk12 Grade
Not graded
This school has no state test results for 2023-24 or 2024-25 to grade, which is common for schools that end before third grade. How grades work
Student : Teacher
10.6:1
8 FTE teachers
STATE 11.3:1
Free / Reduced Lunch
100%
80 students
STATE 58%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 21 | 26% |
| Grade 10 | 20 | 25% |
| Grade 11 | 25 | 31% |
| Grade 12 | 14 | 18% |
Student demographics
44%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
STATE 40% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
EDFacts (federal) 2020-21 . % Proficient (SY 20-21)English Language Arts
49.5%
MT avg 47.2%
What this means: On the EDFacts (federal), Montana's statewide test, about 50 of every 100 students at this school read and write at grade level. The Montana average is about 47 of 100.
Source: EDFacts (federal). All students, all grades. See all years and grades →
Schools most like Charlo High School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Charlo High School this school | 80 | 100.0% | N/A |
| Plains High School Plains | 121 | 100.0% | N/A |
| Granite High School Philipsburg | 56 | 100.0% | N/A |
| Broadview High School Broadview | 50 | 100.0% | N/A |
| Bridger High School Bridger | 58 | 100.0% | N/A |
| Darby High School Darby | 116 | 100.0% | N/A |
Matched among Montana high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Charlo High School ranks
Among high schools| Measure | This school | In Montana | In Lake County |
|---|---|---|---|
| Enrollment ranked largest first | 80 | #92 of 180 | #6 of 6 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
80
-5 (-6%) vs 2020
+13% since 1990-91, when it was 71
Student : Teacher
10.6:1
was 12.1:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 80 | 7.5 | 10.6:1 | 100% (80) |
| 2023-24 | 82 | 7.7 | 10.6:1 | 61% (50) |
| 2022-23 | 83 | 6.8 | 12.3:1 | N/A |
| 2020-21 | 85 | 7 | 12.1:1 | N/A |
| 2017-18 | 94 | 8.1 | 11.6:1 | 45% (42) |
| 2015-16 | 90 | 8 | 11.3:1 | 42% (38) |
| 2010-11 | 102 | 8 | 12.8:1 | 45% (46) |
| 2000-01 | 117 | 6 | 19.5:1 | 49% (57) |
| 1990-91 | 71 | 4 | 17.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Charlo High School.
Since 2017-18: students down 15% (94 to 80); teachers down 7% (8.1 to 7.5).
About Charlo High School
Families in Charlo, Montana, are served by Charlo High School, a small high school. A federal count lists 80 students at the school, in grades 9 through 12. An average school in this group (high schools in Montana) has about 238 students.
Charlo High School is administered by Charlo H S.
Charlo High School is 73% White by enrollment. Smaller groups are 13% multiracial, 13% Native American, and 3% Hispanic. The school's diversity index is 44%, meaning two students picked at random have a 44% chance of belonging to different racial or ethnic groups.
Teacher staffing is 7.5 full-time equivalents, or about 10.6 students per teacher. This ratio sits 0.7 below the 11.3:1 average for high schools in Montana. Eligibility for subsidized school meals is 100%. Compared with the 83% average for public schools in Lake County, the school's rate is higher.
In Lake County (population about 32,561), the median household income is $63,360, 32% of adults hold a bachelor's degree or higher, and about 12% of people live in poverty. Charlo High School is one of 21 public schools in the county.
The nearest other public school, Charlo 6-8, is less than a tenth of a mile away. There are 2 more public schools inside five miles.
Locale data from NCES put Charlo High School in rural territory far from an urban area (Rural: Remote).
Federal data show a 6% enrollment decrease, from 85 in 2020-21 to 80 in 2024-25. The student-to-teacher ratio fell from 12.1:1 in 2020-21 to 10.6:1 in 2024-25.
Threads on this page can be about sports tryouts, band and choir, and theater. Anyone with firsthand experience at this school can post or comment.
Lake County at a glance
View full county profilePopulation
32,561
Census ACS
Median income
$63,360
Household, ACS
Bachelor's+
32%
Adults 25+
Poverty rate
12%
Below federal line
Schools in county
21
4,302 students
Quick facts
Related schools
Other schools in Charlo
- Charlo ElementaryElementary · 89 students
- Charlo 6-8Middle · 48 students
Nearby schools
- Charlo 6-80.0 mi · 48
- Charlo Elementary0.0 mi · 89
- Ronan Middle School7.1 mi · 432
- K William Harvey Elem7.1 mi · 378
- Ronan High School7.2 mi · 376
- St Ignatius Elementary School9.2 mi · 210
Frequently asked questions
About Charlo High SchoolHow large is Charlo High School?
Charlo High School enrolls approximately 80 students in grades 09-12.
Is Charlo High School an elementary, middle, or high school?
Charlo High School is a high school covering grades 09-12.
How many teachers does Charlo High School have?
Charlo High School employs 8 FTE teachers, for a student-to-teacher ratio of 10.6:1.
What is the student diversity at Charlo High School?
Student demographics at Charlo High School are roughly 73% White, 3% Hispanic, 13% Two or more.
Is Charlo High School public or private?
Charlo High School is a public K-12 school, overseen by Charlo H S.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.