Dallas Center-Grimes High School vs Johnston Senior High School
A head-to-head comparison of two high schools in Iowa, United States, 5.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Dallas Center-Grimes High School
Grimes · Public high · Grades 9–12
1,073 students
Johnston Senior High School
Johnston · Public high · Grades 10–12
1,820 students
| Measure | Dallas Center-Grimes High School Grimes, Iowa | Johnston Senior High School Johnston, Iowa |
|---|---|---|
| Success Index (US) | 79 Top 10% | 76 Top 25% |
| State rank | #104 of 319 | #142 of 319 |
| National rank | #1485 of 16,910 | #1958 of 16,910 |
| Sector | Public | Public |
| Type | High | High |
| Year range | Grades 9–12 | Grades 10–12 |
| Students | 1,073 | 1,820 |
| Enrollment | 1,073 | 1,820 |
| Free/reduced-price lunch | 17.8% | 22.4% |
| Students per teacher | 17.0 | 20.9 |
| Reading proficiency | 75% | 76% |
| Math proficiency | 74% | 78% |
| city | Grimes | Johnston |
| state | Iowa | Iowa |
| Website | – | – |
The verdict
- •Dallas Center-Grimes High School scores higher on the Success Index (US) (78.6 vs 75.9).
- •Johnston Senior High School does better on math proficiency (78% vs 74%).
- •Johnston Senior High School does better on reading proficiency (76% vs 75%).
- •Dallas Center-Grimes High School does better on community advantage (fewer free/reduced-price lunch) (17.8% vs 22.4%).
- •Dallas Center-Grimes High School does better on students per teacher (17.0 vs 20.9).
- •Johnston Senior High School is the larger school with 1,820 students compared with 1,073.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Dallas Center-Grimes High School better than Johnston Senior High School?
On the Success Index (US), Dallas Center-Grimes High School ranks higher (78.6 vs 75.9 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Dallas Center-Grimes High School and Johnston Senior High School?
About 5.5 km in a straight line, between Grimes and Johnston in Iowa.
Which has the better Enrollment?
Dallas Center-Grimes High School: 1,073. Johnston Senior High School: 1,820. Students enrolled in the latest NCES directory year.
How do Dallas Center-Grimes High School and Johnston Senior High School rank in Iowa?
Dallas Center-Grimes High School is 104th of 319 and Johnston Senior High School is 142nd of 319 among high schools in Iowa on the 2025 Success Index (US).