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Mill Middle School

Public Grades 5-8
199th
SchoolDigger Rank ?
of 1,500 New York Middle Schools
Better than 87% of New York middle schools
Summary

Mill Middle School is a public middle school located in Williamsville, NY, serving grades 5-8 with a total enrollment of 727 students. It is part of the Williamsville Central School District, which is ranked 127 out of 874 school districts in New York and has a 4-star rating from SchoolDigger.

Mill Middle School consistently performs above the state average in New York State Assessments across all grade levels and subjects. For example, in the 2024-2025 school year, the school had 76.88% of 5th graders proficient or better in ELA, compared to the state average of 56.61%. In math, 89.74% of 8th graders were proficient or better, significantly higher than the state's 46.74%. The school has maintained a strong statewide ranking, placing in the top 20% of New York middle schools for the past several years. In the 2024-2025 school year, the school ranked 199 out of 1,500 middle schools in the state, earning a 4-star rating from SchoolDigger.

When compared to other middle schools in the Williamsville Central School District, Mill Middle School performs on par or slightly better in academic assessments. For example, in the 2024-2025 school year, Mill Middle School had 89.74% of 8th graders proficient or better in math, compared to 94.55% at Transit Middle School and 65% at Heim Middle School. The school also has a relatively low student-teacher ratio of 9.9 in the 2023-2024 school year, which is lower than the district average and many nearby schools.

790
Students ?
10.6
Student/teacher ratio ?
$21,614
Per pupil spending ?
26.1%
Free/discounted lunch ?
 505 Mill St
       Williamsville, NY  14221-5199

(716) 626-8300

District: Williamsville Central School District


Students who attend Mill Middle School usually attend:

High:    Williamsville South High School

Feeder schools for Mill Middle School:

Elementary:    Forest Elementary School
    Maple West Elementary School
Racial breakdown:

White:
76.1%
Asian:
9.5%
Hispanic:
5.6%
more
 See top rated New York middle schools

 Compare Mill Middle School to nearby middle schools!
At a glance
Ranking trend: Holding steady — 90th percentile in 2015 → 87th in 2025
Strengths
Test scores above the New York average (73% vs 53% meeting standards)
Ranks in the top 13% of New York middle schools
Small classes — about 11 students per teacher
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school73%
District avg77%
New York avg53%
199th of 1,500
New York public middle schools ?
Top 13%▼ down 3 pts since 2015
From top 10% (2015) to top 13% (2025)
See the entire ranking list of New York Middle Schools →
SchoolDigger rating ?
2nd of 4Middle Schools in the Williamsville Central School District
127th of 874Williamsville Central School District among New York districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankNew York percentileRating
202584.3199 of 150086.7%★★★★☆
202479.5244 of 150483.8%★★★★☆
202378.8263 of 150082.5%★★★★☆
202275.1280 of 147981.1%★★★★☆
202167.3324 of 124273.9%★★★★☆
201983.4199 of 143986.2%★★★★☆
201882.8199 of 143886.2%★★★★☆
201785.1163 of 145588.8%★★★★☆
201684.0166 of 142988.4%★★★★☆
201584.8142 of 140789.9%★★★★☆
201485.9127 of 140190.9%★★★★★
201387.1134 of 137390.2%★★★★★
201287.1112 of 133791.6%★★★★★
201186.9116 of 129591.0%★★★★★
201087.684 of 124393.2%★★★★★
200980.6153 of 122487.5%★★★★☆
200885.577 of 118593.5%★★★★★
200785.995 of 112391.5%★★★★★
200687.675 of 109593.2%★★★★★

African American

YearAvg scoreStatewide rankNew York percentileRating
202559.3222 of 67667.2%★★★☆☆
202449.3320 of 70554.6%★★★☆☆
202344.0386 of 69644.5%★★☆☆☆
202258.8232 of 70667.1%★★★☆☆
201851.3276 of 66358.4%★★★☆☆

Asian

YearAvg scoreStatewide rankNew York percentileRating
202545.9256 of 40636.9%★★☆☆☆
202448.1244 of 39638.4%★★☆☆☆
202359.9172 of 38855.7%★★★☆☆
202246.7235 of 38138.3%★★☆☆☆
202133.6186 of 23621.2%★☆☆☆☆
201944.0248 of 36932.8%★★☆☆☆
201843.6245 of 37434.5%★★☆☆☆

Female

YearAvg scoreStatewide rankNew York percentileRating
202583.1196 of 145786.5%★★★★☆
202482.7193 of 146586.8%★★★★☆
202379.1251 of 146382.8%★★★★☆
202276.5268 of 145481.6%★★★★☆
202164.7303 of 106671.6%★★★★☆
201983.8183 of 137086.6%★★★★☆
201882.6188 of 135386.1%★★★★☆

Hispanic

YearAvg scoreStatewide rankNew York percentileRating
202358.2336 of 94364.4%★★★☆☆
202245.2460 of 91449.7%★★☆☆☆
201949.7365 of 82655.8%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankNew York percentileRating
202584.7137 of 128389.3%★★★★☆
202467.7323 of 129675.1%★★★★☆
202371.3255 of 128880.2%★★★★☆
202260.5376 of 130671.2%★★★★☆
202144.9456 of 93551.2%★★★☆☆
201966.1311 of 124174.9%★★★★☆
201868.5283 of 124577.3%★★★★☆

Male

YearAvg scoreStatewide rankNew York percentileRating
202583.6190 of 145586.9%★★★★☆
202474.1291 of 146480.1%★★★★☆
202376.3281 of 146480.8%★★★★☆
202271.5308 of 145578.8%★★★★☆
202163.8297 of 107172.3%★★★★☆
201980.9209 of 136684.7%★★★★☆
201881.2198 of 135285.4%★★★★☆

Multi-racial

YearAvg scoreStatewide rankNew York percentileRating
202572.864 of 23572.8%★★★★☆
202479.152 of 22076.4%★★★★☆
202376.044 of 20878.8%★★★★☆

Special Education

YearAvg scoreStatewide rankNew York percentileRating
202580.9141 of 129889.1%★★★★☆
202469.2232 of 130382.2%★★★★☆
202358.8364 of 130772.1%★★★★☆
202267.0244 of 128381.0%★★★★☆
202149.0192 of 52263.2%★★★☆☆
201950.5396 of 113965.2%★★★☆☆
201861.2267 of 117077.2%★★★★☆

White

YearAvg scoreStatewide rankNew York percentileRating
202577.5157 of 77579.7%★★★★☆
202468.9209 of 77873.1%★★★★☆
202364.3266 of 77265.5%★★★☆☆
202262.8256 of 74865.8%★★★☆☆
202157.1246 of 61459.9%★★★☆☆
201975.8155 of 71678.4%★★★★☆
201872.7178 of 76376.7%★★★★☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Low Socio Economic Status (2025)89th percentile+3 vs school
Special Education (2025)89th percentile~ school
Male (2025)87th percentile~ school
Female (2025)87th percentile~ school
White (2025)80th percentile-7 vs school
Multi-racial (2025)73rd percentile-14 vs school
African American (2025)67th percentile-20 vs school
Hispanic (2023)64th percentile-18 vs school
Asian (2025)37th percentile-50 vs school
By subject vs New York (2024-2025) ?
Earth Science100%+35 vs state
Algebra I100%+44 vs state
Math72%+19 vs state
English Language Arts72%+19 vs state
Science62%+18 vs state

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Frequently Asked Questions about Mill Middle School

Students at Mill Middle School are 76% White, 9% Asian, 6% Hispanic, 5% African American, 4% Two or more races.

In the 2024-25 school year, 790 students attended Mill Middle School.

Mill Middle School ranks 199th of 1500 New York middle schools. SchoolDigger rates this school 4 stars out of 5.

Students who attend Mill Middle School usually go on to attend Williamsville South High School


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the WNYC and the New York State Department of Health and the NY State Education Department.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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