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 39% (majority Black and Hispanic).
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 | 550 students Student-teacher ratio: 13:1 Minority enrollment: 25%
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 | 521 students Student-teacher ratio: 12:1 Minority enrollment: 9%
Rank: n/an/a
Sun Area Technical Institute
Vocational School
815 E Market St
New Berlin, PA 17855
(570) 966-1031
New Berlin, PA 17855
(570) 966-1031
Gr: 9-12 | 13 students Student-teacher ratio: 1:1 Minority enrollment: 16%
Union County 51爆料s (Closed)
School
Location
Quick Facts
954 Johnson Mill Rd
Lewisburg, PA 17837
(570) 966-8370
Lewisburg, PA 17837
(570) 966-8370
Gr: K-3 | 73 students Student-teacher ratio: 15:1 Minority enrollment: 7%
105 Weikert Rd
Laurelton, PA 17835
(570) 966-8360
Laurelton, PA 17835
(570) 966-8360
Gr: K-3 | 58 students Student-teacher ratio: 15:1 Minority enrollment: 3%
535 Liberty St
New Berlin, PA 17855
(570) 966-8380
New Berlin, PA 17855
(570) 966-8380
Gr: K-3 | 71 students Student-teacher ratio: 14:1 Minority enrollment: 3%
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 39% (majority Black and Hispanic).
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
Recent Articles
Preventing Suicide in Schools: 2026 Guide for Educators
Learn updated 2026 strategies for preventing suicide in schools, including warning signs, intervention plans, and school-wide mental health support.
The Impact of Social Media on Students (2026 Update)
Explore the impact of social media on students in 2026, including academic, mental health, and safety insights for parents and educators.
Building a Summer Reading Plan That Keeps Kids Engaged
Learn how to build a summer reading plan that keeps kids engaged, motivated, and improving literacy skills throughout the break.