Summary
Mueller Elementary is a PK-5 school in the Klein Independent School District (Isd) serving 477 students, but its recent performance has been marked by a significant decline, dropping from a 4-star to a 3-star rating and falling from the 78th to the 63rd percentile in state rankings between the 2023-2024 and 2025-2026 school years.
This volatility is a key concern, especially when compared to its immediate neighbor, Benignus Elementary, located just 0.66 miles away, which has consistently ranked in the 90th percentile or higher. Mueller’s most critical weakness is in mathematics, where proficiency rates in every grade level (3rd, 4th, and 5th) fell below the district average in the 2025-2026 school year. For example, only 50% of 4th graders were proficient in math, compared to the district average of 63.23% and Mahaffey Elementary’s 76.15%. Science scores are also a major concern, with only 21.11% of 5th graders proficient in 2024-2025, the lowest among nearby Klein ISD elementary schools and well below the state average of 29.57%.
Despite these challenges, Mueller has some bright spots. The school has a favorable student-to-teacher ratio of 12.6, which is better than many nearby schools like Zwink Elementary (14.8) and Fox Elementary (16.2), and it performs exceptionally well with English Language Learner students, ranking in the 77th percentile. Additionally, 3rd-grade reading scores (62.5%) were above the district average (59.85%). However, the school’s support for other student groups has been inconsistent, and its inability to translate a low student-to-teacher ratio into strong academic outcomes suggests that instructional strategies or curriculum, rather than class size, may need attention. For parents, Mueller offers a mixed picture: strengths in early reading and ELL support, but significant and persistent gaps in math and science that require careful consideration.
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