The top reported proficiency rate is 75% in English language arts. The lowest is 36% in Science.
Original Research by School Decision on Centennial Lane Elementary
Centennial Lane Elementary serves students from prekindergarten through fifth grade in Ellicott City, a large unincorporated community that also functions as Howard County’s seat. The school sits within a suburban residential neighborhood, part of a broader area that blends a historic downtown—known for its 18th- and 19th-century Main Street and the oldest surviving train station in the country—with sprawling subdivisions such as Centennial and Turf Valley. Home values in the immediate area are well above national norms, and rents reflect that same high-cost market, a pattern common across much of Howard County.
Academically, the school’s state assessment results show a clear trajectory. In third grade, the vast majority of students meet state standards in both reading and math. By fourth grade, reading proficiency stays strong, while math dips somewhat. By fifth grade, the share of students reaching the bar in both subjects drops further. The pattern is not unusual for elementary schools—proficiency often declines in tested upper grades as content becomes more demanding—but the slide is large enough that a parent may want to ask how the school supports students in the transition from primary to intermediate grades. Science is tested only in fifth grade, and the proficiency rate is markedly lower than in reading or math, a soft spot worth discussing with the school to understand the curriculum and any upcoming adjustments.
The student body is diverse in a way that reflects the broader Ellicott City and Columbia-area population. Asian students make up the largest group, followed by white students, with smaller shares of two or more races, Black, and Hispanic students. The number of students who qualify for free or reduced-price meals is modest, indicating a generally middle- to upper-middle-income population. The school is a regular public school, not a charter or magnet, and serves as a neighborhood elementary within Howard County Public Schools.
The district has been active in recent years. A new high school opened, which shifted attendance boundaries and may affect the feeder patterns that Centennial Lane Elementary feeds into. District leadership has adopted a strategic plan with five focus areas, including reading by grade 3 and middle school math proficiency, priorities that shape resource allocation at the elementary level. Teacher salaries have been raised substantially, and per-pupil spending has grown, which can translate into staffing and programming stability. These are all publicly reported changes that give a sense of a district that invests in its schools, though the costs also affect local tax obligations.
For a parent considering this school, the picture is of an elementary with strong early-grade performance, a diverse and relatively affluent student body, and a district that is expanding and raising its investment in educators. The main points to investigate further are the decline in proficiency as students move through the grades, particularly in science and fifth-grade math, and how the school addresses those gaps. The setting is suburban, with the historic downtown and county government campus nearby, and the housing market is expensive. This school fits families who place a high value on academic foundations in the early years and who are comfortable with a high-cost, high-demand school district.
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