Basis Scottsdale is a charter school operated by Basis Schools in Scottsdale, Arizona. The school was founded in 2003 by Michael and Olga Block.
Serving 1,023 students in grades 4-12, Basis Scottsdale ranks in the top 1% of all schools in Arizona for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).
The percentage of students achieving proficiency in math is 86% (which is higher than the Arizona state average of 34%). The percentage of students achieving proficiency in reading/language arts is 84% (which is higher than the Arizona state average of 40%).
The student-teacher ratio of 17:1 is equal to the Arizona state level of 17:1.
Minority enrollment is 73% of the student body (majority Asian), which is higher than the Arizona state average of 67% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: 4-12
- Enrollment: 1,023 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 73%
- Graduation Rate: ≥95% (Top 5% in AZ)
- Overall Testing Rank: Top 1%
- Math Proficiency: 86% (Top 1%)
- Reading Proficiency: 84% (Top 1%)
- Science Proficiency: 73% (Top 1%)
- Source: National Center for Education Statistics (NCES), AZ Dept. of Education
Top Rankings
Basis Scottsdale ranks among the top 20% of public schools in Arizona for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Basis Scottsdale's student population of 1,023 students has declined by 10% over five school years.
The teacher population of 61 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 4-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,023 students
Total Classroom Teachers
61 teachers
Year Founded
2003
Colors
Blue and Gold
School Calendar
School Rankings
Basis Scottsdale ranks within the top 1% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).
The diversity score of Basis Scottsdale is 0.61, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#10 out of 1921 schools
(Top 1%)
(Top 1%)
Math Test Scores (% Proficient)
86%
34%
Reading/Language Arts Test Scores (% Proficient)
84%
40%
Science Test Scores (% Proficient)
73%
24%
Student-Teacher Ratio
17:1
17:1
Asian
56%
3%
Hispanic
6%
49%
Black
2%
6%
White
27%
33%
Two or more races
9%
4%
All Ethnic Groups
Graduation Rate
≥95%
77%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), AZ Dept. of Education
School Notes
- School Mascot: Bulldogs
Frequently Asked Questions
What is Basis Scottsdale's ranking?
Basis Scottsdale is ranked #10 out of 1,921 schools, which ranks it among the top 1% of public schools in Arizona.
What percent of students have achieved state testing proficiency in math and reading?
86% of students have achieved math proficiency (compared to the 34% AZ state average), while 84% of students have achieved reading proficiency (compared to the 40% AZ state average).
What is the graduation rate of Basis Scottsdale?
The graduation rate of Basis Scottsdale is 95%, which is higher than the Arizona state average of 77%.
How many students attend Basis Scottsdale?
1,023 students attend Basis Scottsdale.
What is the racial composition of the student body?
56% of Basis Scottsdale students are Asian, 27% of students are White, 9% of students are Two or more races, 6% of students are Hispanic, and 2% of students are Black.
What is the student-teacher ratio of Basis Scottsdale?
Basis Scottsdale has a student ration of 17:1, which is equal to the Arizona state average of 17:1.
What grades does Basis Scottsdale offer ?
Basis Scottsdale offers enrollment in grades 4-12 (No virtual instruction).
What school district is Basis Scottsdale part of?
Basis Scottsdale is part of BASIS Charter Schools Inc. (81078).
In what neighborhood is Basis Scottsdale located?
Basis Scottsdale is located in the Central Scottsdale neighborhood of Scottsdale, AZ. There are 8 other public schools located in Central Scottsdale.
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