Very Good
#717 of 2,268 schools in GA
Top 32% in state
Blackwell Elementary School
Elementary School · Cobb County
3470 Canton Rd, Marietta, GA 30066
Enrollment
583
Student-Teacher
11.4:1
Score
7.2
Grades
Pre-K – 5th
Enrollment
583
Student-Teacher
11.4:1
Score
7.2
Grades
Pre-K – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Marietta
#35 of 58
public schools
Georgia elementary schools
#516 of 1,301
In district
#50 of 110
Cobb County
School environment
8.7 / 10
Exceptional
About Blackwell Elementary School
Blackwell Elementary School serves 583 students in prekindergarten through fifth grade in Marietta's established suburban landscape. With 51 full-time equivalent teachers, the school maintains an excellent student-teacher ratio of 11.4:1, allowing for more individualized attention in the classroom. Academically, Blackwell earns a solid 7.0 out of 10 rating from MySchoolScout and ranks in the 75th percentile statewide at #559 out of 2,271 Georgia elementary schools.
Current performance shows 43% of students achieving proficiency or above in English Language Arts and Reading, while 38% reach proficiency in Mathematics, indicating areas with room for continued academic growth. The school draws families from ZIP code 30066, a well-established community where the median household income reaches $108,309 and 51% of residents hold bachelor's degrees or higher. With a low poverty rate of 8.1% and median home values around $351,200, the area reflects the educational priorities of many families choosing to settle here.
Located on Canton Road, Blackwell Elementary sits in the heart of Cobb County's large suburban setting, where tree-lined neighborhoods and family-friendly amenities create an environment conducive to learning and community engagement.
Score Breakdown
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Blackwell Elementary School — Students at Blackwell Elementary School score 44% proficient, which is below what's typical for similar communities (expected: 47%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
55.2%
Students qualifying for federal meal assistance
Test Scores GA GA (2023-24)
Based on 8 test records from GA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.7/10.
How Blackwell Elementary School Compares
See how Blackwell Elementary School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 47% (2019) to 43.5% (2024). Reading/ELA proficiency has declined from 47% (2019) to 44.4% (2024).
Location
3470 Canton Rd, Marietta, GA 30066
Nearby Alternatives
Families considering Blackwell Elementary School may also want to explore other elementary schools in the area. Mountain View Elementary School (rated 8.4/10, 3.1 miles away), which scores notably higher. Another option is Nicholson Elementary School (rated 8.2/10, 1.6 miles away), which scores slightly higher. Additionally, Addison Elementary School (rated 7.8/10, 2.1 miles away), which scores slightly higher. For more schools in Marietta, see our Marietta schools guide .
Nearby Schools
20 within 3.1 mi| School | Distance | Rating |
|---|---|---|
| MONTESSORI SCHOOL OF WOODSTOCK Marietta | 0.7 mi | — |
| THE GARDEN SCHOOL Marietta | 0.7 mi | 7.0 |
| Daniell Middle School Marietta | 1.1 mi | 5.5 |
| GRACEPOINT SCHOOL Marietta | 1.4 mi | 7.3 |
| McCleskey Middle School Marietta | 1.4 mi | 8.0 |
| Nicholson Elementary School Marietta | 1.6 mi | 8.2 |
| Bells Ferry Elementary School Marietta | 1.9 mi | 5.0 |
| Kell High School Marietta | 2.1 mi | 7.4 |
| SHILOH HILLS CHRISTIAN SCHOOL Kennesaw | 2.0 mi | 9.0 |
| Chalker Elementary School Kennesaw | 2.1 mi | 4.7 |
| Addison Elementary School Marietta | 2.1 mi | 7.8 |
| Sprayberry High School Marietta | 2.4 mi | 6.9 |
| Keheley Elementary School Marietta | 2.4 mi | 6.6 |
| Kincaid Elementary School Marietta | 2.6 mi | 7.5 |
| Palmer Middle School Kennesaw | 2.7 mi | 5.3 |
| Rocky Mount Elementary School Marietta | 2.8 mi | 7.8 |
| Simpson Middle School Marietta | 2.8 mi | 6.6 |
| Sawyer Road Elementary School Marietta | 3.5 mi | 7.6 |
| Lassiter High School Marietta | 3.0 mi | 7.5 |
| Mountain View Elementary School Marietta | 3.1 mi | 8.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 30066 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$112,067
Median Home Value
$373,500
Median Rent
$1,760/mo
Population
60,961
College Educated
53.1%
Homeownership
75.9%
Avg Commute
28.5 min
Poverty Rate
6.9%
Median Age
38.5
Community Profile
The community surrounding Blackwell Elementary School has a median household income of $112,067. It is a well-educated community where 53% of adults hold a bachelor's degree or higher. The median home value in the area is $373,500, with a median rent of $1,760/month. The local poverty rate of 6.9% is relatively low. The average commute for residents is 29 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Andrea B Williams Elementary School Savannah, GA | 7.2 |
| Baker Elementary School Acworth, GA | 7.2 |
| Canby Lane Elementary School Decatur, GA | 7.2 |
| Carrollton Upper Elementary Carrollton, GA | 7.2 |
| Center Elementary School Waycross, GA | 7.2 |
| Elbert County Primary School Elberton, GA | 7.2 |
Frequently Asked Questions
Common questions about Blackwell Elementary School
What grades does Blackwell Elementary School serve?
Blackwell Elementary School serves students in grades Pre-K through 5th.
How many students attend Blackwell Elementary School?
Blackwell Elementary School has an enrollment of approximately 583 students.
What is the student-teacher ratio at Blackwell Elementary School?
The student-teacher ratio at Blackwell Elementary School is 11.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Blackwell Elementary School rank in GA?
Blackwell Elementary School is ranked #717 out of 2,268 schools in GA.
What is Blackwell Elementary School's MySchoolScout rating?
Blackwell Elementary School has a composite rating of 7.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Blackwell Elementary School?
Based on the most recent state assessment data, Blackwell Elementary School has 38.4% math proficiency and 42.9% reading/ELA proficiency.
Is Blackwell Elementary School a charter school?
No, Blackwell Elementary School is not a charter school. It is a traditional public school operated by the local school district.
Is Blackwell Elementary School a Title I school?
No, Blackwell Elementary School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Blackwell Elementary School?
55.2% of students at Blackwell Elementary School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
FBI UCR 2024. City-level (Marietta). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Pre-K – 5th
- Enrollment
- 583
- Student-Teacher Ratio
- 11.4:1
- Teachers (FTE)
- 51
- Free/Reduced Lunch
- 55.2%
- Type
- regular
- Setting
- Large Suburb
- County
- Cobb County
- Phone
- (678) 494-7600
- Data Year
- 2023–2024
Resources & Links
District
Cobb County- District Enrollment
- 106,358
- Schools in District
- 110
- Per-Pupil Spending
- $14,680
- District Rank
- #50 of 110
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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