For the 2025 school year, there are 17 public high schools serving 17,093 students in Mchenry County, IL.
The top ranked public high schools in Mchenry County, IL are Cary-grove Community High School, Prairie Ridge High School and Richmond-burton High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mchenry County, IL public high schools have an average math proficiency score of 31% (versus the Illinois public high school average of 26%), and reading proficiency score of 36% (versus the 29% statewide average). High schools in Mchenry County have an average ranking of 10/10, which is in the top 10% of Illinois public high schools.
Mchenry County, IL public high school have a Graduation Rate of 93%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Harry D Jacobs High School, with 97% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 33% of the student body (majority Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in Mchenry County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Cary-grove Community High School
(Math: 40% | Reading: 41%)
Rank:
Rank:
8/
Top 30%10
2208 3 Oaks Rd
Cary, IL 60013
(847) 639-3825
Cary, IL 60013
(847) 639-3825
Grades: 9-12
| 1,413 students
Rank: #22.
Prairie Ridge High School
(Math: 41% | Reading: 40%)
Rank:
Rank:
8/
Top 30%10
6000 Dvorak Dr
Crystal Lake, IL 60012
(815) 479-0404
Crystal Lake, IL 60012
(815) 479-0404
Grades: 9-12
| 1,138 students
Rank: #33.
Richmond-burton High School
(Math: 40-44% | Reading: 35-39%)
Rank:
Rank:
8/
Top 30%10
8311 Il Route 31
Richmond, IL 60071
(815) 678-4242
Richmond, IL 60071
(815) 678-4242
Grades: 9-12
| 534 students
Rank: #44.
Huntley High School
(Math: 34% | Reading: 46%)
Rank:
Rank:
8/
Top 30%10
13719 Harmony Rd
Huntley, IL 60142
(847) 659-6600
Huntley, IL 60142
(847) 659-6600
Grades: 9-12
| 2,856 students
Rank: #55.
Harry D Jacobs High School
(Math: 34% | Reading: 41%)
Rank:
Rank:
8/
Top 30%10
2601 Bunker Hill Dr
Algonquin, IL 60102
(847) 532-6100
Algonquin, IL 60102
(847) 532-6100
Grades: 9-12
| 2,062 students
Rank: #66.
Woodstock High School
(Math: 28% | Reading: 40%)
Rank:
Rank:
8/
Top 30%10
501 W South St
Woodstock, IL 60098
(815) 338-4370
Woodstock, IL 60098
(815) 338-4370
Grades: 9-12
| 1,037 students
Rank: #77.
Crystal Lake South High School
(Math: 26% | Reading: 41%)
Rank:
Rank:
7/
Top 50%10
1200 S Mchenry Ave
Crystal Lake, IL 60014
(815) 455-3860
Crystal Lake, IL 60014
(815) 455-3860
Grades: 9-12
| 1,291 students
Rank: #88.
Johnsburg High School
(Math: 30-34% | Reading: 30-34%)
Rank:
Rank:
7/
Top 50%10
2002 W Ringwood Rd
Mchenry, IL 60051
(815) 385-9233
Mchenry, IL 60051
(815) 385-9233
Grades: 9-12
| 530 students
Rank: #99.
Crystal Lake Central High School
(Math: 31% | Reading: 34%)
Rank:
Rank:
7/
Top 50%10
45 W Franklin Ave
Crystal Lake, IL 60014
(815) 459-2505
Crystal Lake, IL 60014
(815) 459-2505
Grades: 9-12
| 1,498 students
Rank: #1010.
Woodstock North High School
(Math: 29% | Reading: 33%)
Rank:
Rank:
7/
Top 50%10
3000 Raffel Rd
Woodstock, IL 60098
(815) 334-2100
Woodstock, IL 60098
(815) 334-2100
Grades: 8-12
| 908 students
Rank: #1111.
Marengo High School
(Math: 25-29% | Reading: 30-34%)
Rank:
Rank:
7/
Top 50%10
110 Franks Rd
Marengo, IL 60152
(815) 568-6511
Marengo, IL 60152
(815) 568-6511
Grades: 9-12
| 689 students
Rank: #1212.
Alden-hebron High School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
6/
Top 50%10
9604 Illinois St
Hebron, IL 60034
(815) 648-2442
Hebron, IL 60034
(815) 648-2442
Grades: 9-12
| 108 students
Rank: #1313.
Mchenry Community High School
(Math: 24% | Reading: 24%)
Rank:
Rank:
6/
Top 50%10
1012 N Green St, Freshman Camp
Mchenry, IL 60050
(815) 759-5514
Mchenry, IL 60050
(815) 759-5514
Grades: 9-12
| 2,231 students
Rank: #1414.
Clay Academy
(Math: ≤20% | Reading: ≤20% )
Rank:
Rank:
5/
Bottom 50%10
112 Grove St
Woodstock, IL 60098
(815) 337-2529
Woodstock, IL 60098
(815) 337-2529
Grades: PK-12
| n/a students
Rank: #1515.
Haber Oaks Campus
Alternative School
(Math: ≤10% | Reading: ≤10% )
Rank:
Rank:
2/
Bottom 50%10
1200 S Mchenry Ave
Crystal Lake, IL 60014
(815) 893-5300
Crystal Lake, IL 60014
(815) 893-5300
Grades: 9-12
| n/a students
Rank: #1616.
Harvard High School
(Math: 6-9% | Reading: 10-14%)
Rank:
Rank:
2/
Bottom 50%10
1103 N Jefferson St
Harvard, IL 60033
(815) 943-6461
Harvard, IL 60033
(815) 943-6461
Grades: 9-12
| 798 students
Rank: n/an/a
Innovation Academy
Alternative School
3917 Mercy Dr
Mchenry, IL 60050
(815) 239-0001
Mchenry, IL 60050
(815) 239-0001
Grades: 4-12
| n/a students
Mchenry County Public Schools (Closed)
School
Location
Grades
Students
401 North Division St
Harvard, IL 60033
(815) 943-6125
Harvard, IL 60033
(815) 943-6125
Grades: 2
| n/a students
Evergreen Academy (Closed 2024)
Alternative School
6506 National St, Evergreen Ac
Mchenry, IL 60050
(815) 334-4055
Mchenry, IL 60050
(815) 334-4055
Grades: 6-12
| n/a students
6506 National St
Union, IL 60180
(815) 923-2665
Union, IL 60180
(815) 923-2665
Grades: PK-1
| 276 students
13721 Harmony Road
Huntley, IL 60142
(847) 659-6500
Huntley, IL 60142
(847) 659-6500
Grades: 6-8
| 1,294 students
11302 Lincoln St
Huntley, IL 60142
(847) 659-6900
Huntley, IL 60142
(847) 659-6900
Grades: n/a
| n/a students
Huntley North School (Closed 2023)
Special Education School
11302 Lincoln St
Huntley, IL 60142
(847) 659-6158
Huntley, IL 60142
(847) 659-6158
Grades: PK
| 93 students
820 Darlington Ln
Crystal Lake, IL 60014
(815) 459-4231
Crystal Lake, IL 60014
(815) 459-4231
Grades: K-5
| 545 students
422 Krenz Ave
Cary, IL 60013
(847) 639-2152
Cary, IL 60013
(847) 639-2152
Grades: K-4
| n/a students
Mchenry County Coop For Employ (Closed 2004)
Vocational School
666 Russel Ct Ste106
Woodstock, IL 60098
(815) 338-2616
Woodstock, IL 60098
(815) 338-2616
Grades: n/a
| n/a students
Mchenry County Coop For Employ (Closed 2005)
Vocational School
8900 Us Highway 14
Crystal Lake, IL 60012
(815) 479-7811
Crystal Lake, IL 60012
(815) 479-7811
Grades: n/a
| n/a students
Mchenry County Coop For Employ High School (Closed 2013)
Vocational School
2200 North Seminary Ave
Woodstock, IL 60098
(815) 334-0183
Woodstock, IL 60098
(815) 334-0183
Grades: 9-12
| n/a students
1012 N Green St
Mchenry, IL 60050
(815) 385-1145
Mchenry, IL 60050
(815) 385-1145
Grades: 9-12
| 649 students
4724 W Crystal Lake Rd
Mchenry, IL 60050
(815) 385-7077
Mchenry, IL 60050
(815) 385-7077
Grades: 9-12
| 1,537 students
New Beginnings Center (Closed 2014)
Special Education School
6506 National St
Union, IL 60180
(815) 338-3622
Union, IL 60180
(815) 338-3622
Grades: 7-12
| 10 students
409 N 1st St
Cary, IL 60013
(847) 639-3841
Cary, IL 60013
(847) 639-3841
Grades: K-4
| 314 students
233 East Oriole Trl
Cary, IL 60013
(847) 516-5513
Cary, IL 60013
(847) 516-5513
Grades: 5-6
| 674 students
Sedom Center (Closed 2023)
Special Education School
1200 Claussen Dr
Woodstock, IL 60098
(815) 338-7411
Woodstock, IL 60098
(815) 338-7411
Grades: PK-12
| n/a students
Frequently Asked Questions
What are the top ranked public high schools in Mchenry County, IL?
The top ranked public high schools in Mchenry County, IL include Cary-grove Community High School, Prairie Ridge High School and Richmond-burton High School.
How many public high schools are located in Mchenry County?
17 public high schools are located in Mchenry County.
What is the racial composition of students in Mchenry County?
Mchenry County public high schools minority enrollment is 33% of the student body (majority Hispanic), which is less than the Illinois public high schools average of 55% (majority Hispanic).
Which public high schools in Mchenry County are often viewed compared to one another?
Popular comparisons of public high schools in Mchenry County include: Marengo High School vs. Harvard High School, Woodstock High School vs. Woodstock North High School, Woodstock North High School vs. Woodstock High School
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