For the 2026 school year, there are 13 public high schools serving 9,824 students in Carroll County, MD. The top-ranked public high schools in Carroll County, MD are Marriotts Ridge High School, Post Secondary Program and Century High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Carroll County, MD public high schools have an average math proficiency score of 62% (versus the Maryland public high school average of 34%), and reading proficiency score of 56% (versus the 56% statewide average). High schools in Carroll County have an average ranking of 8/10, which is in the top 30% of Maryland public high schools.
Carroll County, MD public high school have a Graduation Rate of 96%, which is more than the Maryland average of 86%.
The school with highest graduation rate is Marriotts Ridge High School, with ≥99% graduation rate. Read more about public school graduation rate statistics in Maryland or national school graduation rate statistics.
Minority enrollment is 31% of the student body (majority Asian and Hispanic), which is less than the Maryland public high school average of 69% (majority Black).
Best Public High Schools in Carroll County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Marriotts Ridge High School
(Math: 73% | Reading: 80%)
Rank:
Rank:
10/
Top 5%10
12100 Woodford Dr
Marriottsville, MD 21104
(410) 313-5568
Marriottsville, MD 21104
(410) 313-5568
Gr: 9-12 | 1,741 student Student-teacher ratio: 18:1 Minority enrollment: 69%
Rank: #22.
Post Secondary Program
Alternative School
(Math: 40-59% | Reading: 60-79% )
Rank:
Rank:
10/
Top 10%10
495 South Center Street
Westminster, MD 21157
(410) 751-3620
Westminster, MD 21157
(410) 751-3620
Gr: 12 | 36 students Student-teacher ratio: 9:1 Minority enrollment: 28%
Rank: #33.
Century High School
(Math: 70-74% | Reading: 61%)
Rank:
Rank:
9/
Top 20%10
355 Ronsdale Road
Sykesville, MD 21784
(410) 386-4400
Sykesville, MD 21784
(410) 386-4400
Gr: 9-12 | 1,101 student Student-teacher ratio: 19:1 Minority enrollment: 26%
Rank: #44.
Liberty High School
(Math: 70-74% | Reading: 60%)
Rank:
Rank:
9/
Top 20%10
5855 Bartholow Road
Sykesville, MD 21784
(410) 751-3560
Sykesville, MD 21784
(410) 751-3560
Gr: 9-12 | 1,007 student Student-teacher ratio: 18:1 Minority enrollment: 25%
Rank: #55.
Westminster High School
(Math: 60-64% | Reading: 53%)
Rank:
Rank:
9/
Top 20%10
1225 Washington Road
Westminster, MD 21157
(410) 751-3630
Westminster, MD 21157
(410) 751-3630
Gr: 9-12 | 1,477 student Student-teacher ratio: 16:1 Minority enrollment: 25%
Rank: #66.
South Carroll High School
(Math: 60-64% | Reading: 47%)
Rank:
Rank:
8/
Top 30%10
1300 West Old Liberty Road
Sykesville, MD 21784
(410) 751-3575
Sykesville, MD 21784
(410) 751-3575
Gr: 9-12 | 933 students Student-teacher ratio: 18:1 Minority enrollment: 22%
Rank: #77.
Gateway School
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
45 Kate Wagner Road
Westminster, MD 21157
(410) 751-3691
Westminster, MD 21157
(410) 751-3691
Gr: 9-12 | 80 students Student-teacher ratio: 4:1 Minority enrollment: 31%
Rank: #88.
Carroll Springs School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
8/
Top 30%10
495 South Center Street
Westminster, MD 21157
(410) 751-3620
Westminster, MD 21157
(410) 751-3620
Gr: PK-12 | 32 students Student-teacher ratio: 5:1 Minority enrollment: 28%
Rank: #99.
Winters Mill High School
(Math: 40-44% | Reading: 47%)
Rank:
Rank:
7/
Top 50%10
560 Gorsuch Road
Westminster, MD 21157
(410) 386-1500
Westminster, MD 21157
(410) 386-1500
Gr: 9-12 | 1,156 student Student-teacher ratio: 18:1 Minority enrollment: 34%
Rank: #1010.
Manchester Valley High School
(Math: 45-49% | Reading: 43%)
Rank:
Rank:
7/
Top 50%10
3300 Maple Grove Road
Manchester, MD 21102
(410) 386-1673
Manchester, MD 21102
(410) 386-1673
Gr: 9-12 | 1,339 student Student-teacher ratio: 19:1 Minority enrollment: 17%
Rank: #1111.
Francis Scott Key High School
(Math: 45-49% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
3825 Bark Hill Road
Union Bridge, MD 21791
(410) 751-3320
Union Bridge, MD 21791
(410) 751-3320
Gr: 9-12 | 906 students Student-teacher ratio: 16:1 Minority enrollment: 21%
Rank: #1212.
Flexible Student Support
Alternative School
(Math: ≤20% | Reading: <50%)
Rank:
Rank:
6/
Top 50%10
45 Kate Wagner Road
Westminster, MD 21157
(410) 751-3691
Westminster, MD 21157
(410) 751-3691
Gr: 9-12 | 44 students Minority enrollment: 32%
Rank: n/an/a
Carroll County Career & Technology Center
Vocational School
1229 Washington Road
Westminster, MD 21157
(410) 751-3669
Westminster, MD 21157
(410) 751-3669
Gr: 11-12
Frequently Asked Questions
What are the top-ranked public high schools in Carroll County, MD?
The top-ranked public high schools in Carroll County, MD include Marriotts Ridge High School, Post Secondary Program and Century High School. Carroll County has one of the highest concentrations of top-ranked public schools in Maryland.
How many public high schools are located in Carroll County?
13 public high schools are located in Carroll County.
What is the racial composition of students in Carroll County?
Carroll County public high schools minority enrollment is 31% of the student body (majority Asian and Hispanic), which is less than the Maryland public high schools average of 69% (majority Black).
Which public high schools in Carroll County are often viewed compared to one another?
Popular comparisons of public high schools in Carroll County include: Liberty High School vs. Century High School, Winters Mill High School vs. Westminster High School, Century High School vs. Liberty High School
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