For the 2026-27 school year, there are 9 public elementary schools serving 1,098 students in Custer County, MT.
The top-ranked public elementary schools in Custer County, MT are Riverview School, Kinsey School and S Y School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Custer County, MT public elementary schools have an average math proficiency score of 26% (versus the Montana public elementary school average of 38%), and reading proficiency score of 39% (versus the 47% statewide average). Elementary schools in Custer County have an average ranking of 3/10, which is in the bottom 50% of Montana public elementary schools.
Minority enrollment is 10% of the student body (majority American Indian), which is less than the Montana public elementary school average of 24% (majority American Indian).
Best Public Elementary Schools in Custer County (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Riverview School
(Math: ≥50% | Reading: ≥50% )
Rank:
Rank:
9/
Top 20%10
1734 Road 506
Miles City, MT 59301
(406) 421-5503
Miles City, MT 59301
(406) 421-5503
Gr: PK-8 | 8 students Student-teacher ratio: 8:1
Rank: #22.
Kinsey School
(Math: 40-59% | Reading: 50-59%)
Rank:
Rank:
8/
Top 30%10
7 Mastin Road
Kinsey, MT 59338
(406) 232-2440
Kinsey, MT 59338
(406) 232-2440
Gr: PK-6 | 52 students Student-teacher ratio: 13:1 Minority enrollment: 2%
Rank: #33.
S Y School
(Math: <50% | Reading: <50% )
Rank:
Rank:
8/
Top 30%10
1 Road 664
Miles City, MT 59301
(406) 421-5526
Miles City, MT 59301
(406) 421-5526
Gr: PK-8 | 6 students Student-teacher ratio: 6:1
Rank: #44.
Kircher School
(Math: 50-59% | Reading: 21-39%)
Rank:
Rank:
6/
Top 50%10
331 Kircher Creek Road
Miles City, MT 59301
(406) 234-2761
Miles City, MT 59301
(406) 234-2761
Gr: PK-8 | 51 students Student-teacher ratio: 13:1 Minority enrollment: 14%
Rank: #55.
Washington Middle School 6-8
(Math: 27% | Reading: 46%)
Rank:
Rank:
3/
Bottom 50%10
210 North 9th
Miles City, MT 59301
(406) 234-2084
Miles City, MT 59301
(406) 234-2084
Gr: 6-8 | 326 students Student-teacher ratio: 14:1 Minority enrollment: 9%
Rank: #66.
Lincoln School
(Math: 15-19% | Reading: 37%)
Rank:
Rank:
2/
Bottom 50%10
210 South Lake Ave
Miles City, MT 59301
(406) 234-1697
Miles City, MT 59301
(406) 234-1697
Gr: 3-5 | 166 students Student-teacher ratio: 14:1 Minority enrollment: 12%
Rank: #77.
Garfield School
(Math: 20-24% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
1015 Milwaukee
Miles City, MT 59301
(406) 234-4310
Miles City, MT 59301
(406) 234-4310
Gr: K-5 | 210 students Student-teacher ratio: 12:1 Minority enrollment: 14%
Rank: n/an/a
716 South Cale
Miles City, MT 59301
(406) 234-3890
Miles City, MT 59301
(406) 234-3890
Gr: PK-2 | 126 students Student-teacher ratio: 13:1 Minority enrollment: 21%
Rank: n/an/a
106 North Strevell Ave
Miles City, MT 59301
(406) 234-2888
Miles City, MT 59301
(406) 234-2888
Gr: PK-2 | 98 students Student-teacher ratio: 11:1 Minority enrollment: 3%
Custer County Public Schools (Closed)
School
Location
Quick Facts
1533 Road 403
Ismay, MT 59336
(406) 772-5888
Ismay, MT 59336
(406) 772-5888
Gr: PK-8 | 4 students Student-teacher ratio: 4:1
Frequently Asked Questions
What are the top-ranked public elementary schools in Custer County, MT?
The top-ranked public elementary schools in Custer County, MT include Riverview School, Kinsey School and S Y School.
How many public elementary schools are located in Custer County?
11 public elementary schools are located in Custer County.
What is the racial composition of students in Custer County?
Custer County public elementary schools minority enrollment is 10% of the student body (majority American Indian), which is less than the Montana public elementary schools average of 24% (majority American Indian).
Which public elementary schools in Custer County are often viewed compared to one another?
Popular comparisons of public elementary schools in Custer County include: Lincoln School vs. Garfield School, Garfield School vs. Lincoln School
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