Patterson Mill High School
🇺🇸 Official data · 2025Bel Air, Maryland 21015 · Harford County Public Schools
#37 of 197 high schools in Maryland
#2261 of 16,910 nationally
About Patterson Mill High School
Patterson Mill High School is a public high located in Bel Air, in the Harford County Public Schools school district of Maryland, United States. It caters for Grades 9–12. In 2025 it enrolled 839 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 74.4 out of 100, placing it in the top 25% of high schools in United States and 37th of 197 ranked high schools in Maryland. Its strongest component is community advantage (fewer free/reduced-price lunch) (88th percentile), and its weakest is students per teacher (33th percentile).
Other published figures: enrollment 839.
There are 14 schools in Bel Air; Patterson Mill High School ranks 4th of 14 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)67%
- Reading proficiency (30%)72%
- Community advantage (fewer free/reduced-price lunch) (25%)23.7%
- Students per teacher (15%)17.1
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Patterson Mill High School by the official sources.
- Enrollment
- 839
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 23.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 72%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 67%
- Share of tested students proficient or above (all students, all grades).
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Schools near Patterson Mill High School
Closest schools by straight-line distance, with their Success Index (US).
Patterson Mill Middle School
Bel Air · Public middle · Grades 6–8
716 students · 0 m away
Ring Factory Elementary
Bel Air · Public elementary · Grades K–5
541 students · 975 m away
Emmorton Elementary
Bel Air · Public elementary · Grades K–5
584 students · 2.3 km away
Homestead/Wakefield Elementary
Bel Air · Public elementary · Grades PK–5
1,071 students · 2.4 km away
Bel Air Middle
Bel Air · Public middle · Grades 6–8
1,080 students · 2.8 km away
William S. James Elementary
Abingdon · Public elementary · Grades K–5
463 students · 3.2 km away
Abingdon Elementary
Abingdon · Public elementary · Grades PK–5
641 students · 3.3 km away
Bel Air High
Bel Air · Public high · Grades 9–12
1,341 students · 3.3 km away
Fountain Green Elementary
Bel Air · Public elementary · Grades PK–5
443 students · 4.1 km away
Bel Air Elementary
Bel Air · Public elementary · Grades PK–5
521 students · 4.2 km away
Similar schools
Public high schools in Maryland with a comparable Enrollment.
Boonsboro High
Boonsboro · Public high · Grades 9–12
838 students
Catoctin High
Thurmont · Public high · Grades 9–12
823 students
Havre de Grace High
Havre de Grace · Public high · Grades 9–12
822 students
Perryville High
Perryville · Public high · Grades 9–12
858 students
Cambridge-South Dorchester High School
Cambridge · Public high · Grades 9–12
811 students
Southern Garrett High School
Oakland · Public high · Grades 7–12
870 students
Frequently asked questions
Is Patterson Mill High School a good school?
Patterson Mill High School has a Success Index (US) of 74.4 out of 100 (Top 25% of high schools in United States) and ranks #37 of 197 in Maryland. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Patterson Mill High School rank in Maryland?
Patterson Mill High School ranks #37 of 197 high schools in Maryland and #2261 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Patterson Mill High School?
Patterson Mill High School had 839 students in 2025.
Is Patterson Mill High School a elementary school or a high school?
Patterson Mill High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Patterson Mill High School?
There are 10 schools within 15 km of Patterson Mill High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.