Centennial Lane Elementary
Ellicott City, MD · Elementary School · Grades -1-5
Centennial Lane Elementary is a elementary school in Ellicott City, MD with 698 students enrolled and a 75% proficiency rate. Part of Howard County Public Schools. NCES data from the U.S. Department of Education.
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About This School
Centennial Lane Elementary is a elementary school located in Ellicott City, Maryland. The school serves 698 students in grades -1-5. The student-to-teacher ratio is 14.2:1.
According to EDFacts assessment data, 75% of students meet grade-level proficiency standards in combined math and reading.
13% of students qualify for free or reduced-price lunch.
Centennial Lane Elementary is part of the Howard County Public Schools in Maryland.
How This School Compares
Centennial Lane Elementary has 698 students enrolled, making it smaller than the average school in Howard County Public Schools (759 students). Its 75% proficiency rate is 16 percentage points above the district average of 58%. Compared to the Maryland state average of 49%, the school performs 26 points higher. With a 14.2:1 student-teacher ratio, it offers smaller class sizes than the national average.
Frequently Asked Questions
Centennial Lane Elementary has 698 students enrolled in grades -1-5. The student-to-teacher ratio is 14.2:1.
According to EDFacts data, 75% of students at Centennial Lane Elementary meet grade-level proficiency standards in combined math and reading assessments.
Centennial Lane Elementary is part of the Howard County Public Schools in Ellicott City, Maryland. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
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.
The methodology behind every numeric value on this page is publicly documented on the NCES Common Core of Data and EDFacts portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
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.
Source: NCES Common Core of Data, 2026.