Schools near ZIP 19966

5 public schools within 6 miles.

All schools in Millsboro

Subject percentages show the share of students who met or exceeded the state standard.

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East Millsboro Elementary School
Grades K–5 · Indian River School District
4
32%
−8 vs state
31%
−11 vs state
24%
−6 vs state
6% Average of math, English and science: 35% in 2022-23 → 29% in 2025-26 — 10% 820 White 52%
Millsboro Middle School
Grades 6–8 · Indian River School District
—
26%
−3 vs state · 2024-25
34%
−7 vs state · 2024-25
11%
−5 vs state · 2024-25
Average of math, English and science: 26% in 2021-22 → 24% in 2024-25 — 17% 726 White 47%
Indian River High School
Grades 9–12 · Indian River School District
5
16%
−3 vs state
44%
±0 vs state
25%
−3 vs state
6% Average of math, English and science: 34% in 2022-23 → 28% in 2025-26 — 16% 1,073 White 61%
Clayton (John M.) Elementary School
Grades K–5 · Indian River School District
7
41%
+2 vs state
46%
+4 vs state
18%
−12 vs state
4% Average of math, English and science: 31% in 2022-23 → 35% in 2025-26 — 17% 446 White 53%
Sussex Central High School
Grades 9–12 · Indian River School District
4
15%
−3 vs state
30%
−14 vs state
15%
−13 vs state
Average of math, English and science: 22% in 2022-23 → 20% in 2025-26 — 15% 2,012 Hispanic 49%

Overall change: average of the three subjects, latest year vs. 3 years earlier (↑4% means the average rate went up 4 points, e.g. 82% → 86%; — means within ±2%). Low income = eligible for free or reduced-price lunch. Special ed = students with an IEP (special education).