For the 2026 school year, there are 9 public schools serving 1,065 students in Dekalb County, MO.
The top-ranked public schools in Dekalb County, MO are Maysville Elementary School, Osborn Elementary School and Maysville Jr.-sr. High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Dekalb County, MO public schools have an average math proficiency score of 40% (versus the Missouri public school average of 41%), and reading proficiency score of 52% (versus the 43% statewide average). Schools in Dekalb County have an average ranking of 8/10, which is in the top 30% of Missouri public schools.
Minority enrollment is 4% of the student body (majority Hispanic), which is less than the Missouri public school average of 33% (majority Black).
Best Public Schools in Dekalb County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Maysville Elementary School
(Math: 45-49% | Reading: 55-59%)
Rank:
Rank:
9/
Top 20%10
601 W Main
Maysville, MO 64469
(816) 449-2284
Maysville, MO 64469
(816) 449-2284
Gr: PK-6 | 260 students Student-teacher ratio: 10:1 Minority enrollment: 5%
Rank: #22.
Osborn Elementary School
(Math: 40-49% | Reading: 50-59%)
Rank:
Rank:
8/
Top 30%10
275 Clinton Ave
Osborn, MO 64474
(816) 675-2217
Osborn, MO 64474
(816) 675-2217
Gr: K-6 | 64 students Student-teacher ratio: 6:1
Rank: #33.
Maysville Jr.-sr. High School
(Math: 35-39% | Reading: 55-59%)
Rank:
Rank:
7/
Top 50%10
601 W Main
Maysville, MO 64469
(816) 449-2154
Maysville, MO 64469
(816) 449-2154
Gr: 7-12 | 229 students Student-teacher ratio: 10:1 Minority enrollment: 5%
Rank: #44.
Stewartsville Elementary School
(Math: 45-49% | Reading: 45-49%)
Rank:
Rank:
7/
Top 50%10
902 Buchanan St
Stewartsville, MO 64490
(816) 669-3258
Stewartsville, MO 64490
(816) 669-3258
Gr: PK-6 | 152 students Student-teacher ratio: 14:1 Minority enrollment: 5%
Rank: #55.
Union Star High School
(Math: 50-59% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
6132 Nw State Rte Z
Union Star, MO 64494
(816) 593-2294
Union Star, MO 64494
(816) 593-2294
Gr: 6-12 | 91 students Student-teacher ratio: 8:1 Minority enrollment: 9%
Rank: #66.
Osborn High School
(Math: 20-29% | Reading: 50-59%)
Rank:
Rank:
5/
Bottom 50%10
275 Clinton Ave
Osborn, MO 64474
(816) 675-2217
Osborn, MO 64474
(816) 675-2217
Gr: 7-12 | 63 students Student-teacher ratio: 8:1 Minority enrollment: 3%
Rank: #77.
Stewartsville High School
(Math: 20-29% | Reading: 45-49%)
Rank:
Rank:
4/
Bottom 50%10
902 Buchanan St
Stewartsville, MO 64490
(816) 669-3258
Stewartsville, MO 64490
(816) 669-3258
Gr: 7-12 | 94 students Student-teacher ratio: 9:1 Minority enrollment: 5%
Rank: #88.
Union Star Elementary School
(Math: 20-29% | Reading: 40-49%)
Rank:
Rank:
4/
Bottom 50%10
6132 Nw State Rte Z
Union Star, MO 64494
(816) 593-2294
Union Star, MO 64494
(816) 593-2294
Gr: K-5 | 66 students Student-teacher ratio: 8:1 Minority enrollment: 6%
Rank: n/an/a
6132 Nw State Route Z
Union Star, MO 64494
(816) 593-2294
Union Star, MO 64494
(816) 593-2294
Gr: PK | 9 students Student-teacher ratio: 9:1
Frequently Asked Questions
What are the top-ranked public schools in Dekalb County, MO?
The top-ranked public schools in Dekalb County, MO include Maysville Elementary School, Osborn Elementary School and Maysville Jr.-sr. High School.
How many public schools are located in Dekalb County?
9 public schools are located in Dekalb County.
What is the racial composition of students in Dekalb County?
Dekalb County public schools minority enrollment is 4% of the student body (majority Hispanic), which is less than the Missouri public schools average of 33% (majority Black).
Which public schools in Dekalb County are often viewed compared to one another?
Popular comparisons of public schools in Dekalb County include: Maysville Elementary School vs. Stewartsville Elementary School, Maysville Elementary School vs. Union Star Elementary School, Stewartsville Elementary School vs. Maysville Elementary School
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