Iroquois Senior High School vs William Street School
A head-to-head comparison of two schools in New York, United States, 6.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Iroquois Senior High School
Elma · Public high · Grades 9–12
628 students
William Street School
Lancaster · Public middle · Grades 4–6
1,274 students
| Measure | Iroquois Senior High School Elma, New York | William Street School Lancaster, New York |
|---|---|---|
| Success Index (US) | 95 Top 5% | 66 Top 50% |
| State rank | #59 of 1,079 | #244 of 785 |
| National rank | #65 of 16,910 | #4253 of 15,369 |
| Sector | Public | Public |
| Type | High | Middle |
| Year range | Grades 9–12 | Grades 4–6 |
| Students | 628 | 1,274 |
| Enrollment | 628 | 1,274 |
| Free/reduced-price lunch | 21% | 39.8% |
| Students per teacher | 10.6 | 13.0 |
| Reading proficiency | 99.5% | 47% |
| Math proficiency | 97% | 61% |
| city | Elma | Lancaster |
| state | New York | New York |
| Website | – | – |
The verdict
- •Iroquois Senior High School scores higher on the Success Index (US) (94.6 vs 65.7).
- •Iroquois Senior High School does better on math proficiency (97% vs 61%).
- •Iroquois Senior High School does better on reading proficiency (99.5% vs 47%).
- •Iroquois Senior High School does better on community advantage (fewer free/reduced-price lunch) (21% vs 39.8%).
- •Iroquois Senior High School does better on students per teacher (10.6 vs 13.0).
- •William Street School is the larger school with 1,274 students compared with 628.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Iroquois Senior High School better than William Street School?
On the Success Index (US), Iroquois Senior High School ranks higher (94.6 vs 65.7 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 Iroquois Senior High School and William Street School?
About 6.3 km in a straight line, between Elma and Lancaster in New York.
Which has the better Enrollment?
Iroquois Senior High School: 628. William Street School: 1,274. Students enrolled in the latest NCES directory year.
How do Iroquois Senior High School and William Street School rank in New York?
Iroquois Senior High School is 59th of 1,079 and William Street School is 244th of 785 among high schools in New York on the 2025 Success Index (US).