Summary:
ZIP code 46158 in Mooresville, Indiana is home to three elementary schools serving grades PK through 6: Neil Armstrong Elementary School (543 students), Northwood Elementary School (402 students), and Newby Memorial Elementary School (264 students), for a combined enrollment of 1,209. All three belong to Mooresville Con School Corp, which ranks 104th of 374 Indiana districts — the 72nd percentile with 4 stars — while each of the three schools shows 3 stars and 2025–2026 rank percentiles between 53 and 66.
Northwood Elementary School is the strongest overall performer, posting the ZIP's highest all-grade ELA (46.49%) and Math (60.89%) scores — Math runs 7.69 points above the district — and the lowest chronic absenteeism (12.5%). Newby Memorial Elementary School is the improvement story, gaining 6.57 points in ELA, 4.01 in Science, and 1.14 in Math year over year, and leading in all-grade Science (42.11%) and 5th-grade Social Studies (44.19%); it also has the highest absenteeism at 17.9% and the lowest all-grade Math (48.34%). Neil Armstrong Elementary School, the largest school, has the highest student-teacher ratio (18.5) but the lowest all-grade ELA (36.36%) and Science (37.3%).
Across the three schools, average Math proficiency (53.8%) sits just above the district's 53.2%, while average ELA (42.85%) trails the district's 45.79%. Average chronic absenteeism is 14.6%, between the district's 13.3% and the state's 16.7%. Per-student spending averages $11,474, ranging from $10,182 at Neil Armstrong to $12,412 at Newby, with student-teacher ratios from 15.6 to 18.5. Shared weak spots include 4th-grade Science, below the state's 43.8% at all three schools, and 5th-grade Social Studies, below the state's 47.2% at all three.
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