Summary:
Mequon, Wisconsin is home to two public middle schools — Lake Shore Middle and Steffen Middle — both serving grades 6–8 within the Mequon-Thiensville School District, which ranks 13th of 432 Wisconsin districts (97th percentile). Both schools earned 5-star ratings in every reported year.
In 2025–26, Lake Shore ranked 15th of 643 Wisconsin middle schools (98th percentile), ahead of Steffen at 27th (96th percentile) — the same order as in the two prior years. Lake Shore posts the stronger average proficiency across the state tests, about 82.5% versus 79.8% at Steffen, with particular strength in 7th and 8th grade math and 7th and 8th grade ELA. Steffen's standout is attendance: chronic absenteeism is just 3.3%, compared with 6.8% at Lake Shore, 5.4% districtwide, and 17.3% statewide. Steffen also enrolls more students (418 vs. 335) and leads in 6th grade ELA, 8th grade social studies, and 8th grade science. Lake Shore spends more per student ($18,349 vs. $15,129), has a slightly smaller student-teacher ratio (12.3 vs. 13.3), and a lower free/reduced lunch rate (9.55% vs. 14.83%).
Both schools report a 0.0% dropout rate, against 1.1% statewide, and every reported 2025–26 proficiency rate sits well above the state average — their simple average proficiency is roughly 80–83% compared with about 55.5% statewide. Both improved about 5.7 percentage points year over year while the state gained about 1.1 points, with especially large gains in science and 6th grade ELA. Their strengths are complementary, which helps explain the district's high standing: Steffen outperforms the district in ELA 6, social studies 8, and science 8, while Lake Shore outperforms it in ELA 7, ELA 8, and math 6, 7, and 8. For families, either school is a high-performing option, differing mainly in subject emphasis and attendance profile.
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