Triadelphia Ridge Elementary
🇺🇸 Official data · 2025Ellicott City, Maryland 21042 · Howard County Public Schools
#20 of 879 elementary schools in Maryland
#1563 of 50,301 nationally
About Triadelphia Ridge Elementary
Triadelphia Ridge Elementary is a public elementary located in Ellicott City, in the Howard County Public Schools school district of Maryland, United States. It caters for Grades PK–5. In 2025 it enrolled 619 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 87.3 out of 100, placing it in the top 5% of elementary schools in United States and 20th of 879 ranked elementary schools in Maryland. Its strongest component is community advantage (fewer free/reduced-price lunch) (98th percentile), and its weakest is students per teacher (58th percentile).
Other published figures: enrollment 619.
There are 20 schools in Ellicott City; Triadelphia Ridge Elementary ranks 4th of 20 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)79%
- Reading proficiency (30%)73%
- Community advantage (fewer free/reduced-price lunch) (25%)7.3%
- Students per teacher (15%)14.1
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Triadelphia Ridge Elementary by the official sources.
- Enrollment
- 619
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 7.3%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 14.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 73%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 79%
- Share of tested students proficient or above (all students, all grades).
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Schools near Triadelphia Ridge Elementary
Closest schools by straight-line distance, with their Success Index (US).
Folly Quarter Middle
Ellicott City · Public middle · Grades 6–8
682 students · 362 m away
Glenelg High
Glenelg · Public high · Grades 9–12
1,363 students · 2.2 km away
Dayton Oaks Elementary
Dayton · Public elementary · Grades PK–5
739 students · 2.8 km away
West Friendship Elementary
West Friendship · Public elementary · Grades K–5
367 students · 4.9 km away
Glenwood Middle
Glenwood · Public middle · Grades 6–8
494 students · 5.2 km away
Bushy Park Elementary
Glenwood · Public elementary · Grades PK–5
631 students · 5.4 km away
Manor Woods Elementary
Ellicott City · Public elementary · Grades K–5
697 students · 6.2 km away
Clarksville Elementary
Clarksville · Public elementary · Grades K–5
543 students · 6.9 km away
Mount View Middle
Marriottsville · Public middle · Grades 6–8
881 students · 7.1 km away
River Hill High
Clarksville · Public high · Grades 9–12
1,383 students · 7.2 km away
Similar schools
Public elementary schools in Maryland with a comparable Enrollment.
Marley Elementary
Glen Burnie · Public elementary · Grades PK–5
618 students
William Tyler Page Elementary
Silver Spring · Public elementary · Grades PK–5
620 students
Crofton Elementary
Crofton · Public elementary · Grades PK–5
621 students
Fox Chapel Elementary
Germantown · Public elementary · Grades PK–5
617 students
Lucy V. Barnsley Elementary
Rockville · Public elementary · Grades K–5
621 students
Maryvale Elementary
Rockville · Public elementary · Grades PK–5
617 students
Frequently asked questions
Is Triadelphia Ridge Elementary a good school?
Triadelphia Ridge Elementary has a Success Index (US) of 87.3 out of 100 (Top 5% of elementary schools in United States) and ranks #20 of 879 in Maryland. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Triadelphia Ridge Elementary rank in Maryland?
Triadelphia Ridge Elementary ranks #20 of 879 elementary schools in Maryland and #1563 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Triadelphia Ridge Elementary?
Triadelphia Ridge Elementary had 619 students in 2025.
Is Triadelphia Ridge Elementary a elementary school or a high school?
Triadelphia Ridge Elementary is classified as a elementary covering Grades PK–5. It is a public school.
What other schools are near Triadelphia Ridge Elementary?
There are 10 schools within 15 km of Triadelphia Ridge Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.