Skip to content
BCER

High · Alternative · Grades 6 to 12

Southwest Preparatory School-Northwest, San Antonio, TX

Charter schoolSouthwest Preparatory School-Northwest is a public high school in San Antonio, part of Southwest Preparatory School. It enrolled 141 students in 2024-25, with 10.8 students per full-time teacher.Listed in NCES data as "SOUTHWEST PREPARATORY SCHOOL-NORTHWEST".

Enrollment and teachers

Students
141
Teachers (FTE)
13.0
Students per teacher
10.8
Grades
6 to 12

This school's ratio is about the same as the district figure of 11.2. The Texas average across schools is 15.1. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school10.8
District11.2
Texas15.1
United States15.3

School details

Address
6535 Culebra Rd, San Antonio, TX 78238
Phone
(210)432-2634
District
Southwest Preparatory School
County
Bexar County
Level
High
Type
Alternative
Status
Open
Charter
Yes
Locale
City: Large
NCES school ID
480006309118
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free lunch
93
Reduced-price lunch
5
Free or reduced-price lunch
9869.5% of enrollment.
Community Eligibility Provision
No

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other high schools in Southwest Preparatory School

High schools elsewhere in San Antonio

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.