Hartford Junior–Senior High School is a public junior and senior high school located in Hartford, Kansas, United States, in the Southern Lyon County USD 252 school district, serving students in grades 6-12. Hartford has an enrollment of approximately 130 students and a teaching staff of 21.
Serving 99 students in grades 6-12, Hartford Jr./sr. High School ranks in the bottom 50% of all schools in Kansas for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Kansas state average of 31%). The percentage of students achieving proficiency in reading/language arts is 11-19% (which is lower than the Kansas state average of 32%).
The student-teacher ratio of 8:1 is lower than the Kansas state level of 13:1.
Minority enrollment is 8% of the student body (majority Hispanic), which is lower than the Kansas state average of 39% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-12
- Enrollment: 99 students
- Student-Teacher Ratio: 8:1
- Minority Enrollment: 8%
- Graduation Rate: ≥80% (Btm 50% in KS)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 11-19% (Btm 50%)
- Science Proficiency: 20-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), KS Dept. of Education
School Overview
Hartford Jr./sr. High School's student population of 99 students has stayed relatively flat over five school years.
The teacher population of 12 teachers has grown by 9% over five school years.
Grades Offered
Grades 6-12
(No virtual instruction)
(No virtual instruction)
Total Students
99 students
Gender %
Total Classroom Teachers
12 teachers
Year Founded
1857
Colors
Blue, Red
Average Class Size
15 students
School Rankings
Hartford Jr./sr. High School ranks within the bottom 50% of all 1,269 schools in Kansas (based off of combined math and reading proficiency testing data).
The diversity score of Hartford Jr./sr. High School is 0.15, which is less than the diversity score at state average of 0.57. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1099 out of 1269 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
15-19%
31%
Reading/Language Arts Test Scores (% Proficient)
11-19%
32%
Science Test Scores (% Proficient)
20-29%
31%
Student-Teacher Ratio
8:1
13:1
American Indian
n/a
1%
Asian
n/a
3%
Hispanic
4%
22%
Black
n/a
7%
White
92%
61%
Hawaiian
n/a
n/a
Two or more races
4%
6%
All Ethnic Groups
Graduation Rate
≥80%
89%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
54%
42%
Eligible for Reduced Lunch
8%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), KS Dept. of Education
School Notes
- School Mascot: Jaguars
Frequently Asked Questions
What is Hartford Jr./sr. High School's ranking?
Hartford Jr./sr. High School is ranked #1099 out of 1,269 schools, which ranks it among the bottom 50% of public schools in Kansas.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 31% KS state average), while 11-19% of students have achieved reading proficiency (compared to the 32% KS state average).
What is the graduation rate of Hartford Jr./sr. High School?
The graduation rate of Hartford Jr./sr. High School is 80%, which is lower than the Kansas state average of 89%.
How many students attend Hartford Jr./sr. High School?
99 students attend Hartford Jr./sr. High School.
What is the racial composition of the student body?
92% of Hartford Jr./sr. High School students are White, 4% of students are Hispanic, and 4% of students are Two or more races.
What is the student-teacher ratio of Hartford Jr./sr. High School?
Hartford Jr./sr. High School has a student ration of 8:1, which is lower than the Kansas state average of 13:1.
What grades does Hartford Jr./sr. High School offer ?
Hartford Jr./sr. High School offers enrollment in grades 6-12 (No virtual instruction).
What school district is Hartford Jr./sr. High School part of?
Hartford Jr./sr. High School is part of Southern Lyon County School District.
School Reviews
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