For the 2026 school year, there are 23 public schools serving 3,487 students in Sumner County, KS (there are 2 private schools, serving 231 private students). 94% of all K-12 students in Sumner County, KS are educated in public schools (compared to the KS state average of 92%).
The top-ranked public schools in Sumner County, KS are Caldwell Elementary School, Oxford Elementary School and Conway Springs Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sumner County, KS public schools have an average math proficiency score of 25% (versus the Kansas public school average of 32%), and reading proficiency score of 27% (versus the 33% statewide average). Schools in Sumner County have an average ranking of 3/10, which is in the bottom 50% of Kansas public schools.
Minority enrollment is 19% of the student body (majority Hispanic), which is less than the Kansas public school average of 40% (majority Hispanic).
Best Public Schools in Sumner County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Caldwell Elementary School
(Math: 40-49% | Reading: 50-59%)
Rank:
Rank:
9/
Top 20%10
1 North Osage Street
Caldwell, KS 67022
(620) 845-2585
Caldwell, KS 67022
(620) 845-2585
Gr: PK-5 | 136 students Student-teacher ratio: 15:1 Minority enrollment: 18%
Rank: #22.
Oxford Elementary School
(Math: 45-49% | Reading: 45-49%)
Rank:
Rank:
9/
Top 20%10
319 E College
Oxford, KS 67119
(620) 455-2422
Oxford, KS 67119
(620) 455-2422
Gr: PK-6 | 201 students Student-teacher ratio: 10:1 Minority enrollment: 16%
Rank: #33.
Conway Springs Middle School
(Math: 35-39% | Reading: 40-44%)
Rank:
Rank:
8/
Top 30%10
112 N. Cranmer
Conway Springs, KS 67031
(620) 456-2965
Conway Springs, KS 67031
(620) 456-2965
Gr: 6-8 | 89 students Student-teacher ratio: 13:1 Minority enrollment: 7%
Rank: #44.
Argonia Elementary School
(Math: 40-59% | Reading: 30-39%)
Rank:
Rank:
7/
Top 50%10
202 E. Allen
Argonia, KS 67004
(620) 435-6716
Argonia, KS 67004
(620) 435-6716
Gr: PK-5 | 65 students Student-teacher ratio: 7:1 Minority enrollment: 16%
Rank: #5 - 65. - 6.
Conway Springs Kyle Trueblood
(Math: 40-44% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
111 N. Highland
Conway Springs, KS 67031
(620) 456-2966
Conway Springs, KS 67031
(620) 456-2966
Gr: PK-5 | 146 students Student-teacher ratio: 13:1 Minority enrollment: 10%
Rank: #5 - 65. - 6.
Eisenhower Elementary School
(Math: 40-44% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
924 N Plum
Wellington, KS 67152
(620) 326-4340
Wellington, KS 67152
(620) 326-4340
Gr: PK-5 | 277 students Student-teacher ratio: 15:1 Minority enrollment: 24%
Rank: #77.
Washington Elementary School
(Math: 40-49% | Reading: 30-39%)
Rank:
Rank:
7/
Top 50%10
1100 N Washington
Wellington, KS 67152
(620) 326-4370
Wellington, KS 67152
(620) 326-4370
Gr: K-5 | 86 students Student-teacher ratio: 8:1 Minority enrollment: 28%
Rank: #88.
Kennedy Elementary School
(Math: 30-34% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
501 N Woodlawn
Wellington, KS 67152
(620) 326-4350
Wellington, KS 67152
(620) 326-4350
Gr: K-5 | 126 students Student-teacher ratio: 10:1 Minority enrollment: 32%
Rank: #99.
South Haven Elementary School
(Math: 40-49% | Reading: 20-29%)
Rank:
Rank:
6/
Top 50%10
229 Kickapoo Avenue
South Haven, KS 67140
(620) 892-5215
South Haven, KS 67140
(620) 892-5215
Gr: PK-5 | 100 students Student-teacher ratio: 9:1 Minority enrollment: 8%
Rank: #1010.
Conway Springs High School
(Math: 30-39% | Reading: 20-29%)
Rank:
Rank:
5/
Bottom 50%10
607 W. St. Louis
Conway Springs, KS 67031
(620) 456-2963
Conway Springs, KS 67031
(620) 456-2963
Gr: 9-12 | 144 students Student-teacher ratio: 10:1 Minority enrollment: 6%
Rank: #1111.
Lincoln Elementary School
(Math: 30-34% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
104 South F
Wellington, KS 67152
(620) 326-4360
Wellington, KS 67152
(620) 326-4360
Gr: K-5 | 137 students Student-teacher ratio: 9:1 Minority enrollment: 21%
Rank: #1212.
Oxford Online Virtual School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
4/
Bottom 50%10
515 N Water
Oxford, KS 67119
(620) 455-2410
Oxford, KS 67119
(620) 455-2410
Gr: 1-12 | 51 students Minority enrollment: 22%
Rank: #1313.
Oxford Jr/sr High School
(Math: 30-34% | Reading: 15-19%)
Rank:
Rank:
4/
Bottom 50%10
515 N. Water
Oxford, KS 67119
(620) 455-2410
Oxford, KS 67119
(620) 455-2410
Gr: 7-12 | 195 students Student-teacher ratio: 13:1 Minority enrollment: 20%
Rank: #1414.
Caldwell Secondary School
(Math: 20-29% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
31 N. Osage St.
Caldwell, KS 67022
(620) 845-2585
Caldwell, KS 67022
(620) 845-2585
Gr: 6-12 | 109 students Student-teacher ratio: 6:1 Minority enrollment: 24%
Rank: #1515.
Wellington High School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
3/
Bottom 50%10
1700 East 16th Street
Wellington, KS 67152
(620) 326-4310
Wellington, KS 67152
(620) 326-4310
Gr: 9-12 | 463 students Student-teacher ratio: 12:1 Minority enrollment: 25%
Rank: #1616.
Argonia High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
3/
Bottom 50%10
504 N Pine
Argonia, KS 67004
(620) 435-6611
Argonia, KS 67004
(620) 435-6611
Gr: 6-12 | 84 students Student-teacher ratio: 9:1 Minority enrollment: 24%
Rank: #1717.
Belle Plaine High School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
901 N. Main Street
Belle Plaine, KS 67013
(620) 488-2421
Belle Plaine, KS 67013
(620) 488-2421
Gr: 9-12 | 181 students Student-teacher ratio: 10:1 Minority enrollment: 17%
Rank: #18 - 1918. - 19.
Belle Plaine Elementary School
(Math: 15-19% | Reading: 15-19%)
Rank:
Rank:
2/
Bottom 50%10
614 N Merchant
Belle Plaine, KS 67013
(620) 488-2617
Belle Plaine, KS 67013
(620) 488-2617
Gr: PK-4 | 211 students Student-teacher ratio: 11:1 Minority enrollment: 15%
Rank: #18 - 1918. - 19.
South Haven High School
(Math: 15-19% | Reading: 15-19%)
Rank:
Rank:
2/
Bottom 50%10
229 Kickapoo Avenue
South Haven, KS 67140
(620) 892-5215
South Haven, KS 67140
(620) 892-5215
Gr: 6-12 | 120 students Student-teacher ratio: 10:1 Minority enrollment: 10%
Rank: #2020.
Belle Plaine Middle School
(Math: 6-9% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
724 N Merchant
Belle Plaine, KS 67013
(620) 488-2222
Belle Plaine, KS 67013
(620) 488-2222
Gr: 5-8 | 162 students Student-teacher ratio: 11:1 Minority enrollment: 17%
Rank: #2121.
Wellington Middle School
(Math: 13% | Reading: 19%)
Rank:
Rank:
2/
Bottom 50%10
605 North A
Wellington, KS 67152
(620) 326-4320
Wellington, KS 67152
(620) 326-4320
Gr: 6-8 | 349 students Student-teacher ratio: 12:1 Minority enrollment: 23%
Rank: n/an/a
31 N. Osage
Caldwell, KS 67022
(620) 845-2585
Caldwell, KS 67022
(620) 845-2585
Gr: 6-12 | 3 students
Rank: n/an/a
221 S Washington Ave
Wellington, KS 67152
(620) 326-4300
Wellington, KS 67152
(620) 326-4300
Gr: 9-12 | 1 student
Frequently Asked Questions
What are the top-ranked public schools in Sumner County, KS?
The top-ranked public schools in Sumner County, KS include Caldwell Elementary School, Oxford Elementary School and Conway Springs Middle School.
How many public schools are located in Sumner County?
23 public schools are located in Sumner County.
What percentage of students in Sumner County go to public school?
94% of all K-12 students in Sumner County are educated in public schools (compared to the KS state average of 92%).
What is the racial composition of students in Sumner County?
Sumner County public schools minority enrollment is 19% of the student body (majority Hispanic), which is less than the Kansas public schools average of 40% (majority Hispanic).
Which public schools in Sumner County are often viewed compared to one another?
Popular comparisons of public schools in Sumner County include: Conway Springs High School vs. South Haven High School, Argonia High School vs. Belle Plaine High School, Belle Plaine High School vs. Argonia High School
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