Schools in Calhoun County ISD, Texas (2025)
6 schools · 3,493 students · 6 public · median Enrollment 709.
Calhoun County ISD, in Texas, has 6 schools in United States's 2025 data, together educating about 3,493 students. By level there are 4 elementary, 1 high, 1 middle; by sector 6 public.
The median Enrollment across Calhoun County ISD's schools is 709, above the Texas median of 533. Students enrolled in the latest NCES directory year.
6 of the 6 schools qualify for the Success Index (US). The highest-scoring is Harrison/Jefferson/Madison El (65.6, top 50% of elementary schools nationally), followed by Calhoun H S (55.6, top 50% of high schools nationally), and Port O Connor School (54.6, top 50% of elementary schools nationally). Scores are percentiles within school type, so compare an elementary school with other elementary schools.
The largest schools are Calhoun H S (989 students), Jackson/Roosevelt El (836 students), Harrison/Jefferson/Madison El (709 students).
Schools are spread across 3 citys, with the most in Port Lavaca (4), Port O'connor (1), Seadrift (1).
Ranked schools in Calhoun County ISD
Ordered by Success Index (US). Rank positions shown on each profile are within United States and Texas.
- 166Harrison/Jefferson/Madison ElPort Lavaca · Public Elementary81% Math proficiency · 709 students
- 256Calhoun H SPort Lavaca · Public High66% Math proficiency · 989 students
- 355Port O Connor SchoolPort O'connor · Public Elementary54.5% Math proficiency · 64 students
- 450Jackson/Roosevelt ElPort Lavaca · Public Elementary63% Math proficiency · 836 students
- 549Seadrift SchoolSeadrift · Public Elementary52% Math proficiency · 202 students
- 631Travis MiddlePort Lavaca · Public Middle35% Math proficiency · 693 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Harrison/Jefferson/Madison El Port Lavaca · Elementary · Grades PK–5 | Public | 65.6 Top 50% | 81% Math proficiency | 709 |
| 2 | Calhoun H S Port Lavaca · High · Grades 9–12 | Public | 55.6 Top 50% | 66% Math proficiency | 989 |
| 3 | Port O Connor School Port O'connor · Elementary · Grades PK–5 | Public | 54.6 Top 50% | 54.5% Math proficiency | 64 |
| 4 | Jackson/Roosevelt El Port Lavaca · Elementary · Grades PK–5 | Public | 50.4 Top 50% | 63% Math proficiency | 836 |
| 5 | Seadrift School Seadrift · Elementary · Grades PK–8 | Public | 49.4 Lower 50% | 52% Math proficiency | 202 |
| 6 | Travis Middle Port Lavaca · Middle · Grades 6–8 | Public | 31.4 Lower 50% | 35% Math proficiency | 693 |
Compare the top 4 schools in Calhoun County ISD side by side →
Citys in Calhoun County ISD
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Frequently asked questions
What is the best school in Calhoun County ISD?
Harrison/Jefferson/Madison El is the highest-ranked school in Calhoun County ISD with a Success Index (US) of 65.6 out of 100 (Top 50% of elementary schools in United States).
How many schools are in Calhoun County ISD?
Calhoun County ISD has 6 schools (4 elementary, 1 high, 1 middle) educating 3,493 students in 2025.
What is the typical Enrollment in Calhoun County ISD?
The median Enrollment across schools in Calhoun County ISD is 709. Students enrolled in the latest NCES directory year.