STEM School Chattanooga, 4501 Amnicola Highway: grades 9-12, 296 students in 2024-25, state letter grade A.
Last checked Oct. 18, 2026. Sources: STEM School Chattanooga, Hamilton County Schools, the Tennessee Department of Education’s State Report Card and 2024-25 and 2026 data files and the federal NCES school directory.
STEM School Chattanooga is a Hamilton County Schools high school for ninth through 12th grade at 4501 Amnicola Highway, the address of Chattanooga State Community College. The school’s history page says the name leaves room to add lower grades later, and its mascot is the Python, nicknamed Tesla. It has no attendance zone: the district fills ninth-grade seats through a balanced lottery.
- Address: 4501 Amnicola Highway, Chattanooga, TN 37406
- Main office: 423-531-6270
- Grades: 9 to 12
- School hours: 9:30 a.m. to 4:30 p.m.
- Website: stemschool.hcde.org
Who to call
- Front office: 423-531-6270
- Enrolling a new student: the district’s registration page, or the Family Connection Center, 423-843-4799, at 3074 Claude Ramsey Parkway
- Applying: the district’s School Choice page
- Buses: the district’s transportation hotline, 423-498-5555, and its Bus Stop Finder
Principal
Principal Jim David, according to the school’s website. The assistant principal is Vincent Hale.
Enrollment
The federal NCES directory counted 273 students in the 2023-24 school year, with 19 full-time-equivalent teachers, about 14 students per teacher. The Tennessee Department of Education’s 2024-25 school profile file has a newer count of 296 students.
State report card
Tennessee grades every public school A to F. The department says School Letter Grades give “a snapshot of how each school in the state is performing, including student achievement and academic growth measures for all schools, as well as a measure of college and career readiness just for high schools.”
From the state’s 2024-25 letter grade file, 2025 graduation rate file and 2024-25 ACT file:
| Measure | STEM School Chattanooga |
|---|---|
| Overall letter grade, 2024-25 | A (score 4.6 of 5) |
| Achievement grade | A |
| Academic growth grade | B |
| Growth of the lowest-scoring 25% of students | B |
| College and career readiness grade | A |
| Overall success rate on state tests, 2024-25 | 66.8% |
| College and career readiness rate, 2024-25 | over 95% |
| Graduation rate, class of 2025 | over 99% |
| Average ACT composite, 2024-25 | 23.7 (68 students tested) |
The state’s spring 2026 test file has the share of STEM School Chattanooga students who met or exceeded expectations on each test. On the high school end-of-course exams, English II 87.3%, Geometry 83.1%, Biology 71.6%, Algebra II 64.3%, English I 57.3% and Algebra I 27.7%. The 2025-26 letter grades have not been published yet.
The State Report Card page for STEM School Chattanooga holds the full detail: results by subject and grade, chronic absenteeism and results for each group of students.
Admission and attendance zone
STEM School Chattanooga has no attendance zone. Hamilton County Schools’ School Choice page says ninth-grade admission is by a balanced lottery, “a district-wide lottery with seats proportionally allocated by school board district.” The district says the School Choice application period runs each year from Nov. 16 through Jan. 29; seats are filled first from applications received in that window, and a lottery decides when there are more applicants than seats, followed by a waitlist.
Calendar and school hours
Hamilton County Schools’ 2026-27 school calendar (PDF, linked from the district’s calendar page, board-approved May 8, 2025) has these dates next:
- Monday, Oct. 19: second quarter begins
- Friday, Oct. 23: first-quarter report cards
- Nov. 25-27: Thanksgiving break
- Friday, Dec. 18: second quarter ends
- Dec. 21 to Jan. 1: winter break
- Jan. 4-5, 2027: professional development days, no school for students
- Monday, Jan. 18: Martin Luther King Jr. Day
- Monday, Feb. 15: Presidents Day
- March 22-25: spring break, followed by the Good Friday holiday on Friday, March 26
- Wednesday, May 19, 2027: fourth quarter ends; last day for students
School hours are 9:30 a.m. to 4:30 p.m., according to the district’s 2026-27 bell schedule, which lists early dismissal at 1 p.m. on half days.
More
- The school’s own site: stemschool.hcde.org, listed on the district’s School Websites page
- Every public school in town: Chattanooga public schools
- Calendars, enrollment and the school board: our Chattanooga schools guide
Frequently asked questions
What grades does STEM School Chattanooga serve?
Ninth through 12th grade. The main office number is 423-531-6270.
What is STEM School Chattanooga’s state report card grade?
STEM School Chattanooga received an A overall in Tennessee’s 2024-25 School Letter Grades, according to the Tennessee Department of Education. Its 2025 graduation rate was over 99%.
How do you get into STEM School Chattanooga?
Through Hamilton County Schools’ School Choice application, which runs from Nov. 16 through Jan. 29 each year. Ninth-grade seats go by a balanced lottery across school board districts.
What time does STEM School Chattanooga start?
School runs from 9:30 a.m. to 4:30 p.m., according to the district’s 2026-27 bell schedule.
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