For the 2026 school year, there are 3 public high schools serving 1,084 students in Union County, PA.
The top-ranked public high schools in Union County, PA are Lewisburg High School and Mifflinburg Area Sr. High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, PA public high schools have an average math proficiency score of 40% (versus the Pennsylvania public high school average of 30%), and reading proficiency score of 72% (versus the 58% statewide average). High schools in Union County have an average ranking of 10/10, which is in the top 10% of Pennsylvania public high schools.
Union County, PA public high school have a Graduation Rate of 93%, which is more than the Pennsylvania average of 88%.
The school with highest graduation rate is Lewisburg High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Pennsylvania or national school graduation rate statistics.
Minority enrollment is 17% of the student body (majority Hispanic), which is less than the Pennsylvania public high school average of 40% (majority Hispanic and Black).
Best Public High Schools in Union County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lewisburg High School
(Math: 40-49% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
545 Newman Rd
Lewisburg, PA 17837
(570) 523-3220
Lewisburg, PA 17837
(570) 523-3220
Gr: 9-12 | 551 students Student-teacher ratio: 13:1 Minority enrollment: 24%
Rank: #22.
Mifflinburg Area Sr. High School
(Math: 35-39% | Reading: 65-69%)
Rank:
Rank:
7/
Top 50%10
75 Market St
Mifflinburg, PA 17844
(570) 966-8230
Mifflinburg, PA 17844
(570) 966-8230
Gr: 9-12 | 499 students Student-teacher ratio: 12:1 Minority enrollment: 10%
Rank: n/an/a
Sun Area Technical Institute
Vocational School
815 Market St
New Berlin, PA 17855
(570) 966-1031
New Berlin, PA 17855
(570) 966-1031
Gr: 9-12 | 14 students Student-teacher ratio: 1:1 Minority enrollment: 14%
Frequently Asked Questions
What are the top-ranked public high schools in Union County, PA?
The top-ranked public high schools in Union County, PA include Lewisburg High School and Mifflinburg Area Sr. High School.
How many public high schools are located in Union County?
3 public high schools are located in Union County.
What is the racial composition of students in Union County?
Union County public high schools minority enrollment is 17% of the student body (majority Hispanic), which is less than the Pennsylvania public high schools average of 40% (majority Hispanic and Black).
Which public high schools in Union County are often viewed compared to one another?
Popular comparisons of public high schools in Union County include: Mifflinburg Area Sr. High School vs. Lewisburg High School, Lewisburg High School vs. Mifflinburg Area Sr. High School
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