For the 2026 school year, there is 1 public high school serving 11 students in Petroleum County, MT.
Petroleum County, MT public high schools have a diversity score of 0.00, which is less than the Montana public high school average of 0.39.
Petroleum County, MT public high school have a Graduation Rate of 50%, which is less than the Montana average of 83%.
The school with highest graduation rate is Winnett High School, with ≥50% graduation rate. Read more about public school graduation rate statistics in Montana or national school graduation rate statistics.
Minority enrollment is 0% of the student body (majority Black and Hispanic), which is less than the Montana public high school average of 23% (majority American Indian).
Best Public High Schools in Petroleum County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Winnett High School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
305 S Broadway
Winnett, MT 59087
(406) 429-2251
Winnett, MT 59087
(406) 429-2251
Gr: 9-12 | 19 students Student-teacher ratio: 6:1 Minority enrollment: 5%
Frequently Asked Questions
What are the top-ranked public high schools in Petroleum County, MT?
The top-ranked public high schools in Petroleum County, MT include Winnett High School.
How many public high schools are located in Petroleum County?
1 public high schools are located in Petroleum County.
What is the racial composition of students in Petroleum County?
Petroleum County public high schools minority enrollment is 0% of the student body (majority Black and Hispanic), which is less than the Montana public high schools average of 23% (majority American Indian).
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