The most improved public high schools in Illinois are Bluffs High School, Bronzeville Scholastic High School and Griggsville-perry High School.
A school's improvement is based on a its total rise in ranking spots during the last five years (2020-25).
Improved Rank Range: 489
1,028
Avg. Improved Rank: 675
Most Improved Public High Schools in Illinois (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Ranking Change (2020-25)
Grades
Location
Rank: #1 - 41. - 4.
Bluffs High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1028
(from 2,051 to 1,023)
(from 2,051 to 1,023)
Grades: 9-12
100 W Rockwood St
Bluffs, IL 62621
(217) 754-3815
Bluffs, IL 62621
(217) 754-3815
Rank: #1 - 41. - 4.
Bronzeville Scholastic High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1028
(from 2,051 to 1,023)
(from 2,051 to 1,023)
Grades: 9-12
4934 S Wabash Ave
Chicago, IL 60615
(773) 535-1150
Chicago, IL 60615
(773) 535-1150
Rank: #1 - 41. - 4.
Griggsville-perry High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1028
(from 2,051 to 1,023)
(from 2,051 to 1,023)
Grades: 9-12
202 N Stanford St
Griggsville, IL 62340
(217) 833-2352
Griggsville, IL 62340
(217) 833-2352
Rank: #1 - 41. - 4.
Odin Attendance Center 9-12
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +1028
(from 2,051 to 1,023)
(from 2,051 to 1,023)
Grades: 9-12
102 S Merritt St
Odin, IL 62870
(618) 740-4183
Odin, IL 62870
(618) 740-4183
Rank: #55.
Cowden-herrick Jr/sr High School
(Math: 15-19% | Reading: 40-44%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +1011
(from 2,291 to 1,280)
(from 2,291 to 1,280)
Grades: 6-12
633 County Highway 22
Cowden, IL 62422
(217) 783-2125
Cowden, IL 62422
(217) 783-2125
Rank: #66.
Lebanon High School
(Math: 6-9% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +986
(from 2,884 to 1,898)
(from 2,884 to 1,898)
Grades: 6-12
200 W Schuetz St
Lebanon, IL 62254
(618) 537-4423
Lebanon, IL 62254
(618) 537-4423
Rank: #77.
Lena-winslow High School
(Math: 20-24% | Reading: 50-59%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +931
(from 1,753 to 822)
(from 1,753 to 822)
Grades: 9-12
516 Fremont St
Lena, IL 61048
(815) 369-2525
Lena, IL 61048
(815) 369-2525
Rank: #88.
Polo Comm High School
(Math: 11-19% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +902
(from 2,530 to 1,628)
(from 2,530 to 1,628)
Grades: 9-12
100 S Union Ave
Polo, IL 61064
(815) 946-3314
Polo, IL 61064
(815) 946-3314
Rank: #99.
Waltonville High School
(Math: 20-29% | Reading: 21-39%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +801
(from 2,177 to 1,376)
(from 2,177 to 1,376)
Grades: 9-12
804 W Knob St
Waltonville, IL 62894
(618) 279-7211
Waltonville, IL 62894
(618) 279-7211
Rank: #1010.
Prophetstown High School
(Math: 11-19% | Reading: 40-49%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +779
(from 2,158 to 1,379)
(from 2,158 to 1,379)
Grades: 9-12
310 W Riverside Dr
Prophetstown, IL 61277
(815) 537-5161
Prophetstown, IL 61277
(815) 537-5161
Rank: #1111.
Pearl City High School
(Math: 30-39% | Reading: 21-39%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +767
(from 1,857 to 1,090)
(from 1,857 to 1,090)
Grades: 9-12
100 S Summit St
Pearl City, IL 61062
(815) 443-2715
Pearl City, IL 61062
(815) 443-2715
Rank: #1212.
Grayville Jr Sr High School
(Math: 11-19% | Reading: 25-29%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +692
(from 2,530 to 1,838)
(from 2,530 to 1,838)
Grades: 6-12
728 W North St
Grayville, IL 62844
(618) 375-7114
Grayville, IL 62844
(618) 375-7114
Rank: #1313.
Sparta High School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +679
(from 2,839 to 2,160)
(from 2,839 to 2,160)
Grades: 9-12
205 W Hood St
Sparta, IL 62286
(618) 443-4341
Sparta, IL 62286
(618) 443-4341
Rank: #1414.
Serena High School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +674
(from 2,958 to 2,284)
(from 2,958 to 2,284)
Grades: 9-12
2283 N 3812th Rd
Serena, IL 60549
(815) 496-2361
Serena, IL 60549
(815) 496-2361
Rank: #1515.
A-c Central High School
(Math: ≤10% | Reading: 21-39%)
Rank:
Rank:
4/
Bottom 50%10
Rank Change: +672
(from 2,733 to 2,061)
(from 2,733 to 2,061)
Grades: 9-12
501 W Buchanan St
Ashland, IL 62612
(217) 476-3312
Ashland, IL 62612
(217) 476-3312
Rank: #1616.
Oakland High School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
Rank Change: +623
(from 1,646 to 1,023)
(from 1,646 to 1,023)
Grades: 9-12
310 Teeter St
Oakland, IL 61943
(217) 346-2118
Oakland, IL 61943
(217) 346-2118
Rank: #1717.
Horizon Science Acad-mckinley Pk
Charter School
(Math: 15% | Reading: 36%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +609
(from 2,207 to 1,598)
(from 2,207 to 1,598)
Grades: K-12
2245 W Pershing Rd
Chicago, IL 60609
(773) 247-8400
Chicago, IL 60609
(773) 247-8400
Rank: #1818.
Marion High School
(Math: 14% | Reading: 30%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +595
(from 2,420 to 1,825)
(from 2,420 to 1,825)
Grades: 9-12
1501 S Carbon St
Marion, IL 62959
(618) 993-8196
Marion, IL 62959
(618) 993-8196
Rank: #1919.
Westville High School
(Math: 6-9% | Reading: 15-19%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +590
(from 3,216 to 2,626)
(from 3,216 to 2,626)
Grades: 9-12
918 N State St
Westville, IL 61883
(217) 267-2183
Westville, IL 61883
(217) 267-2183
Rank: #2020.
Charleston High School
(Math: 20% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +586
(from 1,882 to 1,296)
(from 1,882 to 1,296)
Grades: 9-12
1615 Lincoln Ave
Charleston, IL 61920
(217) 639-5000
Charleston, IL 61920
(217) 639-5000
Rank: #2121.
Farmington Central High School
(Math: 15-19% | Reading: 25-29%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +575
(from 2,291 to 1,716)
(from 2,291 to 1,716)
Grades: 9-12
310 N Lightfoot Rd
Farmington, IL 61531
(309) 245-1000
Farmington, IL 61531
(309) 245-1000
Rank: #2222.
East Peoria High School
(Math: 17% | Reading: 23%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +537
(from 2,408 to 1,871)
(from 2,408 to 1,871)
Grades: 9-12
1401 E Washington St
East Peoria, IL 61611
(309) 694-8300
East Peoria, IL 61611
(309) 694-8300
Rank: #2323.
Joppa Jr & Sr High School
(Math: 11-19% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +530
(from 2,158 to 1,628)
(from 2,158 to 1,628)
Grades: 7-12
911 Joppa North Ave
Joppa, IL 62953
(618) 543-7589
Joppa, IL 62953
(618) 543-7589
Rank: #2424.
New Athens High School
(Math: ≤10% | Reading: 30-39%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +512
(from 2,375 to 1,863)
(from 2,375 to 1,863)
Grades: 9-12
501 Hanft St
New Athens, IL 62264
(618) 475-2173
New Athens, IL 62264
(618) 475-2173
Rank: #2525.
Brussels High School
(Math: 21-39% | Reading: 21-39%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +507
(from 1,716 to 1,209)
(from 1,716 to 1,209)
Grades: 7-12
128 School St
Brussels, IL 62013
(618) 883-2131
Brussels, IL 62013
(618) 883-2131
Rank: #26 - 2826. - 28.
Kansas High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +502
(from 2,530 to 2,028)
(from 2,530 to 2,028)
Grades: 7-12
310 S Front
Kansas, IL 61933
(217) 948-5175
Kansas, IL 61933
(217) 948-5175
Rank: #26 - 2826. - 28.
Oblong High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +502
(from 2,530 to 2,028)
(from 2,530 to 2,028)
Grades: 9-12
700 S Range St
Oblong, IL 62449
(618) 592-4235
Oblong, IL 62449
(618) 592-4235
Rank: #26 - 2826. - 28.
West Carroll High School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
5/
Bottom 50%10
Rank Change: +502
(from 2,530 to 2,028)
(from 2,530 to 2,028)
Grades: 9-12
500 Cragmoor St
Savanna, IL 61074
(815) 273-7715
Savanna, IL 61074
(815) 273-7715
Rank: #29 - 3029. - 30.
Dongola High School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +497
(from 2,051 to 1,554)
(from 2,051 to 1,554)
Grades: 9-12
1000 High St
Dongola, IL 62926
(618) 827-3524
Dongola, IL 62926
(618) 827-3524
Rank: #29 - 3029. - 30.
Elverado High School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +497
(from 2,051 to 1,554)
(from 2,051 to 1,554)
Grades: 9-12
514 S 6th St
Elkville, IL 62932
(618) 568-1104
Elkville, IL 62932
(618) 568-1104
Rank: #31 - 3231. - 32.
Havana High School
(Math: 11-19% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +491
(from 2,158 to 1,667)
(from 2,158 to 1,667)
Grades: 9-12
501 S Mckinley St
Havana, IL 62644
(309) 543-3337
Havana, IL 62644
(309) 543-3337
Rank: #31 - 3231. - 32.
Illini Bluffs High School
(Math: 11-19% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
Rank Change: +491
(from 2,158 to 1,667)
(from 2,158 to 1,667)
Grades: 9-12
9611 S Hanna City Glasford Rd
Glasford, IL 61533
(309) 389-2231
Glasford, IL 61533
(309) 389-2231
Rank: #33 - 3733. - 37.
Carrier Mills-stonefort High School
(Math: ≤10% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +489
(from 2,958 to 2,469)
(from 2,958 to 2,469)
Grades: 9-12
7071 Us 45 S
Carrier Mills, IL 62917
(618) 994-2392
Carrier Mills, IL 62917
(618) 994-2392
Rank: #33 - 3733. - 37.
Meridian High School
(Math: ≤10% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +489
(from 2,958 to 2,469)
(from 2,958 to 2,469)
Grades: 6-12
1401 Mounds Rd
Mounds, IL 62964
(618) 342-6778
Mounds, IL 62964
(618) 342-6778
Rank: #33 - 3733. - 37.
Pleasant Hill High School
(Math: ≤10% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +489
(from 2,958 to 2,469)
(from 2,958 to 2,469)
Grades: 9-12
501 E Quincy St
Pleasant Hill, IL 62366
(217) 734-2311
Pleasant Hill, IL 62366
(217) 734-2311
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