For the 2025-26 school year, there are 3 public high schools serving 143 students in Sheridan County, MT.
The top ranked public high schools in Sheridan County, MT are Medicine Lake High School, Westby High School and Plentywood High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sheridan County, MT public high schools have an average math proficiency score of 30% (versus the Montana public high school average of 32%), and reading proficiency score of 50% (versus the 43% statewide average). High schools in Sheridan County have an average ranking of 7/10, which is in the top 50% of Montana public high schools.
Sheridan County, MT public high school have a Graduation Rate of 70%, which is less than the Montana average of 83%.
The school with highest graduation rate is Plentywood High School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Montana or national school graduation rate statistics.
Minority enrollment is 12% of the student body (majority Hispanic), which is less than the Montana public high school average of 23% (majority American Indian).
Best ÎÛÎÛÂþ» High Schools in Sheridan County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #1 - 21. - 2.
Medicine Lake High School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
311 Young St
Medicine Lake, MT 59247
(406) 789-2211
Medicine Lake, MT 59247
(406) 789-2211
Gr: 9-12 | 22 students Student-teacher ratio: 6:1 Minority enrollment: 9%
Rank: #1 - 21. - 2.
Westby High School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
101 5th Ave East
Westby, MT 59275
(406) 385-2225
Westby, MT 59275
(406) 385-2225
Gr: 9-12 | 19 students Student-teacher ratio: 5:1 Minority enrollment: 16%
Rank: #33.
Plentywood High School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
5/
Bottom 50%10
100 East Laurel Avenue
Plentywood, MT 59254
(406) 765-1803
Plentywood, MT 59254
(406) 765-1803
Gr: 9-12 | 102 students Student-teacher ratio: 11:1 Minority enrollment: 12%
Sheridan County ÎÛÎÛÂþ» Schools (Closed)
School
Location
Quick Facts
Box 296
Outlook, MT 59252
(406) 895-2465
Outlook, MT 59252
(406) 895-2465
Gr: 7-8 | 2 students Student-teacher ratio: 2:1 Minority enrollment: 50%
Frequently Asked Questions
What are the top ranked public high schools in Sheridan County, MT?
The top ranked public high schools in Sheridan County, MT include Medicine Lake High School, Westby High School and Plentywood High School.
How many public high schools are located in Sheridan County?
3 public high schools are located in Sheridan County.
What is the racial composition of students in Sheridan County?
Sheridan County public high schools minority enrollment is 12% of the student body (majority Hispanic), which is less than the Montana public high schools average of 23% (majority American Indian).
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