The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·CHARLESTON 01·NCES 450144001655

Allegro Charter School of Music

4542 Simms Avenue, North Charleston, SC 29405 · (843) 321-7104 · Charleston County
GRADES 06–12HIGH12-CITYCHARTERREGULAR SCHOOL250 STUDENTS
C+
allk12 Grade
Scored higher than 37% of South Carolina public schools
  • C+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded South Carolina public schools

Enrollment
250
High
DISTRICT 1,024 · STATE 953
Student : Teacher
9.3:1
27 FTE teachers
DISTRICT 13.0:1 · STATE 15.5:1
Free / Reduced Lunch
,
Title I proxy
DISTRICT 100% · STATE 77%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 65020%
Grade 74317%
Grade 84518%
Grade 94618%
Grade 102610%
Grade 11177%
Grade 12239%
Student demographics
55%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 65% · STATE 67% · US 70%
White
3815%
DISTRICT 48% · STATE 46% · US 43%
Hispanic
4016%
DISTRICT 17% · STATE 14% · US 30%
Black
15863%
DISTRICT 28% · STATE 31% · US 15%
Asian
10%
DISTRICT 2% · STATE 2% · US 6%
Two+
135%
DISTRICT 5% · STATE 6% · US 5%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
9940%
Female
15160%

Discussions

+ POST
QUIET COMMUNITY
Be the first to start a discussion at Allegro Charter School of Music.
START A DISCUSSION

Test scores

SC READY 2024-25 . % Meets or Exceeds Expectations
English Language Arts
48.1%
SC avg 59.7% . +2.6pp since 2023
Math
19.6%
SC avg 44.2% . -3.6pp since 2023

What this means: On the SC READY, South Carolina's statewide test, about 48 of every 100 students at this school read and write at grade level and about 20 of 100 do math at grade level. Across all South Carolina schools, those numbers are about 60 and 44. Reading and writing scores are up about 3 points since 2023, while math scores are down about 4 points.

SC READY results by year

School yearEnglish Language ArtsMath
2024-2548.1%19.6%
2023-2445.5%23.2%
% Meets or Exceeds Expectations, all students and all tested grades.
Source: SC READY. All students, all grades. See all years and grades →

Where Allegro Charter School of Music ranks

Among high schools
MeasureThis schoolIn South CarolinaIn Charleston County
Math proficiency
ranked highest first
19.6%#14 of 24
▼ 2
#4 of 6
▲ 1
Reading proficiency
ranked highest first
48.1%#12 of 24
▲ 1
#4 of 6
no change
Enrollment
ranked largest first
250#212 of 250#18 of 21
Students per teacher
ranked fewest first
9.3:1#9 of 215#5 of 18
Diversity index
ranked most diverse first
54.9%#120 of 217#7 of 18
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
250
+49 (+24%) vs 2020
Student : Teacher
9.3:1
was 9.1:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2525026.99.3:1N/A
2023-2421630.67.1:183% (179)
2022-2322930.67.5:187% (199)
2020-21201229.1:139% (79)
2017-1818316.511.1:134% (63)
2015-168999.9:130% (27)
Source: NCES Common Core of Data. Rows are the federal collections on file for Allegro Charter School of Music.

Since 2017-18: students up 37% (183 to 250); teachers up 63% (16.5 to 26.9).

About Allegro Charter School of Music

Allegro Charter School of Music is a very small high school with its address in North Charleston, South Carolina. The school runs grades 6 through 12 and enrolls 250 students. That puts enrollment 74% below the 953-student average for high schools in South Carolina.

Charleston 01 operates 81 schools. Combined enrollment is 52,009 students.

Federal enrollment data show Allegro Charter School of Music is 63% Black. Other groups make up 16% Hispanic, 15% White, and 5% multiracial. Charleston County as a whole is about 23% Black, so the school's share is higher. On a 0 to 100 scale, the school's diversity index is 55, compared with 70 nationally.

With 26.9 full-time-equivalent teachers, the student-to-teacher ratio is about 9.3:1. High schools in South Carolina average 15.5:1, 6.2 more students per teacher than here.

Among South Carolina public schools, Allegro Charter School of Music outscored 37%, which works out to a C+ on the allk12 Grade.

In the surrounding county, Charleston County, median household income comes to about $88,494, a bachelor's degree or higher is held by about 50% of adults, and the poverty rate is about 7%. The county has 98 public schools and about 55,933 students.

Allegro Charter School of Music is about 0.6 miles from Morningside Middle, its nearest public school. Allegro Charter School of Music has at least 8 other public schools within five miles.

NCES describes the area around Allegro Charter School of Music as City: Mid-size, meaning inside a principal city with a population between 100,000 and 250,000. Allegro Charter School of Music is one of the charter schools in South Carolina.

Enrollment in 2024-25 stood at 250, compared with 201 in 2020-21.

Anyone can start a thread about open houses, carpools, and field trips at Allegro Charter School of Music. Parents, students, alumni, and staff are welcome to post.

Charleston County at a glance

View full county profile
Population
420,264
Census ACS
Median income
$88,494
Household, ACS
Bachelor's+
50%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
98
55,933 students

Quick facts

School name
Allegro Charter School of Music
District
Charleston 01
Address
4542 Simms Avenue, North Charleston, SC 29405
Phone
(843) 321-7104
County
Charleston County
Level
High
Grade range
06–12
Total enrollment
250
Teachers (FTE)
27
Student–teacher ratio
9.3:1
Locale
12-City: Mid-size
NCES ID
450144001655
Charter school
Yes
Virtual school
No

Related schools

Other schools in Charleston 01
Other schools in North Charleston
Nearby schools

Frequently asked questions

About Allegro Charter School of Music
What is the total enrollment at Allegro Charter School of Music?
Allegro Charter School of Music enrolls approximately 250 students in grades 06-12.
What age range does Allegro Charter School of Music serve?
Allegro Charter School of Music serves students from grade 06 through grade 12.
How many students per teacher at Allegro Charter School of Music?
Approximately 9.3:1 students per teacher at Allegro Charter School of Music.
How diverse is Allegro Charter School of Music?
Allegro Charter School of Music reports a student body of 15% White, 16% Hispanic, 63% Black, 0% Asian, 5% Two or more.
Who oversees Allegro Charter School of Music?
Allegro Charter School of Music is overseen by Charleston 01 in Charleston County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post