Hereford High School is a four-year public high school located in the rural northern Baltimore County town of Parkton, Maryland, United States, as part of the Baltimore County Public Schools. The secondary school was established in 1953. The school's district is the Hereford Zone.
Serving 1,175 students in grades 9-12, Hereford High School ranks in the top 10% of all schools in Maryland for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 66% (which is higher than the Maryland state average of 27%). The percentage of students achieving proficiency in reading/language arts is 75% (which is higher than the Maryland state average of 45%).
The student-teacher ratio of 18:1 is higher than the Maryland state level of 14:1.
Minority enrollment is 15% of the student body (majority Hispanic and Asian), which is lower than the Maryland state average of 69% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,175 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 15%
- Graduation Rate: ≥99% (Top 1% in MD)
- Overall Testing Rank: Top 10%
- Math Proficiency: 66% (Top 10%)
- Reading Proficiency: 75% (Top 10%)
- Science Proficiency: 66% (Top 10%)
- Source: National Center for Education Statistics (NCES), MD Dept. of Education
Top Rankings
Hereford High School ranks among the top 20% of public schools in Maryland for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Hereford High School's student population of 1,175 students has declined by 8% over five school years.
The teacher population of 66 teachers has declined by 14% over five school years.
Grades Offered
Grades 9-12
(Supplemental virtual)
(Supplemental virtual)
Total Students
1,175 students
Total Classroom Teachers
66 teachers
Year Founded
1953
Colors
White, Maroon, Gold
Average Class Size
25 students
School Rankings
Hereford High School ranks within the top 10% of all 1,338 schools in Maryland (based off of combined math and reading proficiency testing data).
The diversity score of Hereford High School is 0.27, which is less than the diversity score at state average of 0.74. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#70 out of 1338 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
66%
27%
Reading/Language Arts Test Scores (% Proficient)
75%
45%
Science Test Scores (% Proficient)
66%
36%
Student-Teacher Ratio
18:1
14:1
American Indian
n/a
n/a
Asian
4%
7%
Hispanic
5%
24%
Black
3%
32%
White
85%
31%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
≥99%
86%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
10%
46%
Eligible for Reduced Lunch
2%
5%
School Statewide Testing
School District Name
Baltimore County School District
Source: National Center for Education Statistics (NCES), MD Dept. of Education
School Notes
- School Mascot: Bulls
Frequently Asked Questions
What is Hereford High School's ranking?
Hereford High School is ranked #70 out of 1,338 schools, which ranks it among the top 10% of public schools in Maryland.
What schools are Hereford High School often compared to?
Hereford High Schoolis often viewed alongside schools like Dulaney High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
66% of students have achieved math proficiency (compared to the 27% MD state average), while 75% of students have achieved reading proficiency (compared to the 45% MD state average).
What is the graduation rate of Hereford High School?
The graduation rate of Hereford High School is 99%, which is higher than the Maryland state average of 86%.
How many students attend Hereford High School?
1,175 students attend Hereford High School.
What is the racial composition of the student body?
85% of Hereford High School students are White, 5% of students are Hispanic, 4% of students are Asian, 3% of students are Black, and 3% of students are Two or more races.
What is the student-teacher ratio of Hereford High School?
Hereford High School has a student ration of 18:1, which is higher than the Maryland state average of 14:1.
What grades does Hereford High School offer ?
Hereford High School offers enrollment in grades 9-12 (Supplemental virtual).
What school district is Hereford High School part of?
Hereford High School is part of Baltimore County School District.
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