A
Dulaney High
PublicHighGrades 9–12
255 E Padonia Road, Timonium, MD 21093 · (443) 809-7633 · Part of Baltimore County Public Schools
Students
1,889
Students per teacher
18:1
Free or reduced lunch
33%
Setting
Suburb
Grades
9–12
What stands out about Dulaney High
- School Grade A: near the top of Maryland’s public schools
- Math proficiency 24 pts above the state
- Reading / language arts 36 pts above the state
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency43%
State average 19.3%
Reading / language arts71%
State average 35.5%
Location
Directions ↗
255 E Padonia Road, Timonium
Students
Enrollment by grade
Grade 9509
Grade 10483
Grade 11439
Grade 12458
Enrollment over time
1,930’20
1,867’21
1,821’22
1,845’23
1,889’24
About steady.
Who goes here
White 42%Hispanic 21%Black 21%Asian 12%Two or more races 4%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
No ratings yet. Be the first neighbor to rate it.
Parents talk
Conversations in Town Square that mention Dulaney High.
Other schools in Baltimore County Public Schools
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.