B
Blackwell Elementary School
PublicElementaryGrades PK–5
3470 Canton Rd, Marietta, GA 30066 · (678) 494-7600 · Part of Cobb County School District
Students
580
Students per teacher
12:1
Free or reduced lunch
54%
Setting
Suburb
Grades
PK–5
What stands out about Blackwell Elementary School
- Math proficiency 9 pts below the state
- Small classes: 12:1 students per teacher
- Enrollment down 11.6% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency26%
State average 34.8%
Reading / language arts38%
State average 38.5%
Location
Directions ↗
3470 Canton Rd, Marietta
Students
Enrollment by grade
Pre-K10
Kindergarten82
Grade 182
Grade 294
Grade 395
Grade 4103
Grade 5114
Enrollment over time
656’20
641’21
632’22
583’23
580’24
Down 11.6% since 2020.
Who goes here
White 43%Hispanic 25%Black 16%Two or more races 9%Asian 6%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Blackwell Elementary School.
Other schools in Cobb County School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.