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Jarrettsville Elementary
Test scores
MCAP 2024-25 . % Proficient (Levels 3-4)What this means: On the MCAP, Maryland's statewide test, about 67 of every 100 students at this school read and write at grade level and about 61 of 100 do math at grade level. Across all Maryland schools, those numbers are about 51 and 35. Reading and writing scores are up about 7 points since 2023, while math scores have held steady.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 62% of students here test proficient in math and reading, compared with the roughly 66% typical for Maryland schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Maryland's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Jarrettsville Elementary
As a mid-sized elementary campus in Jarrettsville, Maryland, Jarrettsville Elementary hosts 467 students from grades K through 5, run under Harford County Public Schools.
Across the 55 schools in Harford County Public Schools (37,771 students total), Jarrettsville Elementary accounts for its share of the district's footprint.
For racial and ethnic makeup, Jarrettsville Elementary logs that nearly all students (84%) are White; the rest looks like 7% multiracial, 6% Hispanic, 3% Black. The wider county runs roughly 73% White, putting the school's mix considerably more White than the area baseline.
Looking at the economic backdrop, Staff filings list 31 full-time-equivalent teachers, which works out to roughly 15.0:1 students per teacher. Statewide, the average ratio sits near 13.8:1, putting Jarrettsville Elementary higher than the state norm the norm. About 14% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. That share is noticeably below Harford County's rate of about 39%.
After controlling for student poverty, Jarrettsville Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 65.8%; this one delivers 62.0%.
Zooming out to the county, ACS estimates for Harford County put median household income runs about $112,265, roughly 40% of adults have completed at least a four-year degree, and roughly 5% of residents live below the federal poverty line. Across Harford County's 55 public schools (combined enrollment of about 37,771 students), Jarrettsville Elementary is one campus in the mix.
Nearest neighbor: North Bend Elementary, around 2.5 miles off. Within ten miles, there are 8 other public schools, a sparser pattern than typical urban areas. Among the 9 schools in that immediate cluster with test data (this one included), Jarrettsville Elementary ranks 5th on composite proficiency, ahead of the local average of 61.9%.
Geographically, the school is in an outlying area.
Trend over the last 7 years. Over the past 7-year window, the student count grew 14%: 410 students in 2018 compared to 467 in 2025. Over the same period, the White share declined from 93% to 84%. The student-to-teacher ratio pulled in from 16.0:1 in 2018 to 15.0:1 today.
On allk12, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.
Harford County at a glance
View full county profileQuick facts
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