School Districts Guide · Northside ISD

Northside ISD

Northwest San Antonio, Helotes, Leon Valley

This guide covers where Northside ISD is located, the area it serves, its official rating and campus count from Texas Education Agency data, and how to verify the boundary for a specific address.

TEA rating

A-F · as of August 2026

Campuses

103 schools

Texas Education Agency, 2024-25 school year

Serves

Northwest San Antonio, Helotes, Leon Valley

Overview

Where Northside ISD is and what it serves

Northside ISD serves the northwest quadrant of the San Antonio area, including the city of Helotes and the community of Leon Valley. Its boundary is the largest of the districts in this guide, and it extends across a wide stretch of northwest Bexar County.

State data for the 2024-25 school year lists 103 schools in the district. Enrollment for the same year is listed at 99,729 students, which makes Northside ISD the largest school district in the San Antonio area by enrollment.

What the data shows

State data for the 2024-25 school year lists 99,729 students across 103 schools, the largest enrollment of any district in this guide.

The district received a C (78) for overall performance in the 2025-26 accountability cycle, Texas Education Agency, as of August 2026.

Ratings reflect the 2025-26 accountability cycle released by the Texas Education Agency in August 2026. Campus counts come from Texas Education Agency data. Figures change each cycle.

Verify boundaries for any specific address

Texas school district boundaries and campus attendance zones are address-specific and change over time. Two homes in the same neighborhood, or even on the same street, can be served by different districts or campuses. Always confirm the district, the attendance zone, and the assigned campus for a specific property with Northside ISD directly before relying on this information to make a decision.

Official sources

Verify with state and district sources

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