A
Triadelphia Ridge Elementary
PublicElementaryGrades PK–5
13400 Triadelphia Rd, Ellicott City, MD 21042 · (410) 313-2560 · Part of Howard County Public Schools
Students
619
Students per teacher
14:1
Free or reduced lunch
7%
Setting
Rural
Grades
PK–5
What stands out about Triadelphia Ridge Elementary
- School Grade A: near the top of Maryland’s public schools
- Math proficiency 33 pts above the state
- Reading / language arts 16 pts above the state
- Enrollment up 14.6% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency52%
State average 19.3%
Reading / language arts51%
State average 35.5%
Location
Directions ↗
13400 Triadelphia Rd, Ellicott City
Students
Enrollment by grade
Pre-K14
Kindergarten87
Grade 187
Grade 291
Grade 3126
Grade 4100
Grade 5114
Enrollment over time
540’20
562’21
605’22
625’23
619’24
Up 14.6% since 2020.
Who goes here
Asian 44%White 38%Black 7%Two or more races 6%Hispanic 4%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Triadelphia Ridge Elementary.
Other schools in Howard 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.