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Brown County High School

Public Grades 9-12
161st
SchoolDigger Rank ?
of 698 Illinois High Schools
Better than 77% of Illinois high schools
Summary

Brown County High School is a public high school located in Mount Sterling, Illinois, serving grades 9-12 with a total enrollment of 215 students. The school is part of the Brown County CUSD 1 district, which is ranked 414 out of 811 districts in Illinois and is rated 2 stars out of 5 by SchoolDigger.

Brown County High School has consistently ranked in the top half of Illinois high schools, with a ranking as high as 107 out of 699 schools in the 2021-2022 school year, earning a 4-star rating from SchoolDigger. The school's performance on standardized tests, such as the ACT and PreACT Secure, is generally above the state averages, particularly in English Language Arts and Science. For example, in the 2024-2025 school year, 65.3% of 11th-grade students at Brown County High School were proficient or better in ACT/English Language Arts, compared to the state average of 51.7%. The school has also maintained a strong four-year graduation rate, ranging from 86.4% to 91.8% over the past few years, which is higher than the state average.

While Brown County High School generally outperforms the nearby schools in academic metrics, some of the smaller schools, such as Bluffs High School and Meredosia-Chambersburg High School, have shown stronger performance in specific areas, such as ACT/English Language Arts and PreACT Secure/English Language Arts. Additionally, Southeastern Junior/Senior High School, located about 20 miles away, has a lower overall ranking and performance compared to Brown County High School, but its graduation and dropout rates are similar.

224
Students ?
12.6
Student/teacher ratio ?
$14,921
Per pupil spending ?
32.1%
Free/discounted lunch ?
 500 E Main St
       Mount Sterling, IL  62353-1377

(217) 773-7702

District: Brown County CUSD 1


Feeder schools for Brown County High School:

Elementary:    Brown County Elementary School
Middle:    Brown County Middle School
Racial breakdown:

White:
91.5%
Hispanic:
4.0%
Two or more races:
2.2%
more
 See top rated Illinois high schools

 Compare Brown County High School to nearby high schools!
At a glance
Ranking trend: Recently slipping — 85th percentile in 2022 → 77th in 2025
Strengths
Ranks in the top 23% of Illinois high schools
Worth a look
!Ranking has slipped from its 85th-percentile peak (2022) to 77th (2025)
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school53%
District avg53%
Illinois avg48%
161st of 698
Illinois public high schools ?
Top 23%▲ up 61 pts since 2015
From bottom 16% (2015) to top 23% (2025)
See the entire ranking list of Illinois High Schools →
SchoolDigger rating ?
414th of 811Brown County CUSD 1 among Illinois 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 rankIllinois percentileRating
202571.3161 of 69876.9%★★★★☆
202447.1332 of 69752.4%★★★☆☆
202363.4217 of 69969.0%★★★☆☆
202280.9107 of 69984.7%★★★★☆
202174.4141 of 68879.5%★★★★☆
201960.8235 of 70166.5%★★★☆☆
201857.1259 of 64760.0%★★★☆☆
201749.8318 of 64250.5%★★★☆☆
201629.0475 of 64326.1%★☆☆☆☆
201519.5516 of 61416.0%★☆☆☆☆
201475.1152 of 67077.3%★★★★☆
201338.0457 of 67031.8%★★☆☆☆
201268.9204 of 66569.3%★★★☆☆
201148.7387 of 65540.9%★★☆☆☆
201063.4255 of 64360.3%★★★☆☆
200974.3163 of 63274.2%★★★★☆
200838.3445 of 62428.7%★☆☆☆☆
200739.5418 of 61231.7%★★☆☆☆
200627.1478 of 59619.8%★☆☆☆☆
200563.0236 of 59060.0%★★★☆☆
200431.5459 of 59222.5%★☆☆☆☆
200343.3394 of 58632.8%★★☆☆☆

Female

YearAvg scoreStatewide rankIllinois percentileRating
202555.5296 of 68556.8%★★★☆☆
202435.0417 of 66437.2%★★☆☆☆
202374.2137 of 65679.1%★★★★☆
202291.340 of 65893.9%★★★★★
202163.3201 of 63968.5%★★★☆☆
201973.3144 of 66578.3%★★★★☆
201845.7336 of 62045.8%★★☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankIllinois percentileRating
202572.9119 of 67282.3%★★★★☆
202450.3270 of 63957.7%★★★☆☆
202363.7180 of 64472.0%★★★★☆
202288.238 of 62693.9%★★★★★
202181.380 of 61186.9%★★★★☆
201970.4121 of 63981.1%★★★★☆
201865.5151 of 58574.2%★★★★☆

Male

YearAvg scoreStatewide rankIllinois percentileRating
202581.2100 of 68585.4%★★★★☆
202458.9222 of 66866.8%★★★☆☆
202352.2290 of 66856.6%★★★☆☆
202252.1293 of 66455.9%★★★☆☆
202179.8103 of 65384.2%★★★★☆
201941.9391 of 67542.1%★★☆☆☆
201867.3168 of 61972.9%★★★★☆

White

YearAvg scoreStatewide rankIllinois percentileRating
202559.0198 of 56464.9%★★★☆☆
202428.4391 of 55429.4%★☆☆☆☆
202349.7247 of 55755.7%★★★☆☆
202268.9142 of 56074.6%★★★★☆
202154.8209 of 55362.2%★★★☆☆
201943.8264 of 55252.2%★★★☆☆
201841.9293 of 54846.5%★★☆☆☆
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)
Male (2025)85th percentile+8 vs school
Low Socio Economic Status (2025)82nd percentile+5 vs school
White (2025)65th percentile-12 vs school
Female (2025)57th percentile-20 vs school
By subject vs Illinois (2024-2025) ?
English Language Arts65%+14 vs state
Science55%+6 vs state
Mathematics45%+6 vs state

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Schools Near Brown County High School

Ranking:
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Frequently Asked Questions about Brown County High School

In the 2024-25 school year, 224 students attended Brown County High School.

Brown County High School is fed by the following schools:

Elementary : Brown County Elementary School
Middle : Brown County Middle School

Brown County High School ranks 161st of 698 Illinois high schools. SchoolDigger rates this school 4 stars out of 5.

Students at Brown County High School are 92% White, 4% Hispanic, 2% Two or more races, 2% African American.

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Latest Illinois data All new data »
2024–25 school spending dataOct 30, 2025
2024–25 attendance data, dropout rates & graduation ratesOct 30, 2025
2024–25 ACT, IAR, ISA & PreACT Secure test scoresOct 30, 2025
2023–24 school spending dataOct 30, 2024


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Illinois Department of Public Health and the Illinois State Board of Education.

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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