Baltimore County Public Schools
Baltimore, MD · 175 schools · 111,082 students
Largest Schools
Schools ranked by enrollment. Proficiency data from EDFacts where available.
Other Districts in Maryland
208 schools · 160,554 students · 52% proficiency
196 schools · 131,133 students · 42% proficiency
123 schools · 84,452 students · 52% proficiency
154 schools · 75,995 students · 41% proficiency
Frequently Asked Questions
Baltimore County Public Schools has 175 schools serving 111,082 students. The average proficiency rate across the district is 49%. The average graduation rate is 77%.
Baltimore County Public Schools operates 175 public schools, including Parkville High, Dundalk High, Perry Hall High, Kenwood High, Dulaney High and others. The full school list is shown above with enrollment and grade-level details.
The average graduation rate across high schools in Baltimore County Public Schools is approximately 77% (EDFacts district-level data, most recent reporting year). Individual school graduation rates may vary; this is a district-wide adjusted-cohort graduation rate.
The largest school in Baltimore County Public Schools is Parkville High with 2,200 students.
Baltimore County Public Schools serves 111,082 students across 175 schools in MD, per the latest NCES Common Core of Data enrollment.
Baltimore County Public Schools's average proficiency rate of 49% (math and reading combined, EDFacts) is around average for US public school districts. "Good" depends on what you value — proficiency is one signal; enrollment trends, class size, graduation rates, and district resources also matter. Check individual school pages for granular data.
Student-teacher ratios are reported at the school level by NCES, not aggregated at the district level in our dataset. Open any individual school page in Baltimore County Public Schools to see its specific student-teacher ratio. The US national average is approximately 16:1 for public schools.
All data comes from the National Center for Education Statistics (NCES) Common Core of Data (enrollment, school count, demographics) and EDFacts assessment results (proficiency rates, graduation rates). Proficiency and graduation rates are reported at the district level. Both are federal sources used by the US Department of Education.
School performance data is sourced from NCES enrollment records and EDFacts proficiency and graduation rate assessments.
For this entity, the underlying data on this page comes from NCES Common Core of Data and EDFacts. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to NCES Common Core of Data and EDFacts; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. public schools and districts with similar size, similar exposure, or similar geography — not the national-level summary alone.