Summary:
ZIP code 28075 is served by a single high school, Hickory Ridge High, a traditional public school in Harrisburg, NC, within Cabarrus County Schools that enrolls 1,671 students across grades 9–12. With no other high schools in the area, Hickory Ridge High stands alone—and by nearly every metric, it stands out as a top-tier school both regionally and statewide.
Hickory Ridge High currently ranks 122nd out of 662 North Carolina high schools (82nd percentile, 4 stars), up from 157th last year and its best percentile in three years. Its graduation rate is 94.2%, well above the district's 92.5% and the state's 88.8%. Chronic absenteeism sits at just 16.0%, far below the state's 24.2%. In every End-of-Course subject, the school dominates its district and state comparisons: Biology proficiency jumped from 58.4% to 82.7% in a single year, English II is 85.5%, Math III is 90.5%, and even the relative low point of Math I (70.3%) exceeds the state average by 28.2 percentage points. The school consistently earns 4 stars, and the only area where it lags relative to its own high standards is class size, with a 20.2:1 student-teacher ratio and a free/reduced lunch rate of 19.57% indicating a largely higher-income student population.
The most striking findings are the school's dramatic improvement in Biology—a 24.3-point surge—and the substantial gap between Math I and Math III proficiency, suggesting stronger preparation in advanced coursework. Low chronic absenteeism likely reinforces academic outcomes, while the graduation rate confirms that students stay on track through senior year. For families in the 28075 area, Hickory Ridge High offers a rare combination of high rankings, rising test scores, excellent graduation outcomes, and a positive school climate—making it an exceptional public school option and a clear standout in North Carolina.
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