Summary:
Zip code 57362 has two elementary schools in Miller, South Dakota: Miller Elementary - 02 serves grades K–6 and enrolls 231 students, while Millerdale Colony Elementary - 11 serves grades K–8 and enrolls 37, for 268 students combined. The clearest current achievement results are from Miller, where 2025–2026 proficiency was above state rates in both subjects, especially math.
Miller Elementary stands out in the available results: its all-grades proficiency was 65% in ELA and 72% in math, versus 49% and 44% statewide—advantages of 16 and 28 percentage points. Its math results were above the state in every reported grade, by 14 to 34 points. Millerdale Colony cannot be identified as a current achievement leader or trailer because its 2025–2026 school results are suppressed. SchoolDigger ranked Miller 14th of 203 schools, at the 93rd percentile with five stars, in 2025–2026; it ranked Millerdale 299th of 300, at the 0th percentile with zero stars, in 2024–2025.
Miller’s results improved over the two reported years: ELA rose 2 points and math 8 points, while its lead over the state grew by 4 points in ELA and 8 in math. Grade 5 science proficiency also rose 15 points, widening Miller’s advantage over the state to 24 points. Millerdale’s 2025–2026 test results are suppressed, so its current achievement standing cannot be compared with Miller’s. Other differences may help families weigh school context: the 2024–2025 student-teacher ratios were 10.8 at Miller and 37.0 at Millerdale, and 2025–2026 chronic absenteeism was 9% and 6%, respectively. The reported free/reduced lunch eligible measures were 23% at Miller in 2024–2025 and 10% at Millerdale in 2022–2023.
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