| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Roma Independent School District | Falcon Heights | 9/10 Excellent · 88th pct | 5,977 | 10 | PK–12 | 3 |
| San Isidro Independent School District | Delmita | 4/10 Below Average · 35th pct | 181 | 2 | PK–12 | 3 |
| Rio Grande City Grulla Independent School District | Garciasville | 3/10 Below Average · 21st pct | 9,644 | 15 | PK–12 | 3 |
How Starr County compares
Together they enroll 15,802 students across 27 schools. The largest is Rio Grande City Grulla Independent School District with 9,644 students. Districts here average 5.3/10, below the Texas average of 5.7/10. Ratings range from 3/10 to 9/10.
School Districts in Starr County, Texas
Starr County has 3 public school districts covering 9 zip codes. The top-rated district in Starr County is Roma Independent School District (9/10). Ratings are based on the share of students proficient in reading and math on state assessments (STAAR 2023), ranked against all districts in Texas. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.
Frequently Asked Questions
How many school districts are in Starr County, TX?
3 school districts serve zip codes in Starr County, TX. This page lists each one with its rating, enrollment, grade span and the zip codes it covers.
What is the best-rated school district in Starr County, TX?
Of the districts serving Starr County, Roma Independent School District has the highest rating on this site at 9/10. That places it in the 88th percentile among Texas school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Texas reading and math assessments, ranked against other districts in Texas and converted to a 1–10 scale. Percentiles compare districts within Texas only, never across state lines.