Serving 790 students in grades Prekindergarten-5, Ortwein Dennis Elementary School ranks in the top 50% of all schools in Nevada for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 40% (which is higher than the Nevada state average of 30%). The percentage of students achieving proficiency in reading/language arts is 38% (which is lower than the Nevada state average of 44%).
The student-teacher ratio of 18:1 is lower than the Nevada state level of 19:1.
Minority enrollment is 76% of the student body (majority Hispanic), which is higher than the Nevada state average of 73% (majority Hispanic).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 790 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 76%
- Overall Testing Rank: Top 50% in NV
- Math Proficiency: 40% (Top 30%)
- Reading Proficiency: 38% (Btm 50%)
- Science Proficiency: 10-14% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NV Dept. of Education
School Overview
Ortwein Dennis Elementary School's student population of 790 students has grown by 8% over five school years.
The teacher population of 44 teachers has grown by 29% over five school years.
Grades Offered
Grades Prekindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
790 students
Gender %
Total Classroom Teachers
44 teachers
School Rankings
Ortwein Dennis Elementary School ranks within the top 50% of all 684 schools in Nevada (based off of combined math and reading proficiency testing data).
The diversity score of Ortwein Dennis Elementary School is 0.80, which is more than the diversity score at state average of 0.71. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#271 out of 684 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
40%
30%
Reading/Language Arts Test Scores (% Proficient)
38%
44%
Science Test Scores (% Proficient)
10-14%
26%
Student-Teacher Ratio
18:1
19:1
American Indian
n/a
1%
Asian
15%
6%
Hispanic
30%
45%
Black
11%
12%
White
24%
27%
Hawaiian
4%
1%
Two or more races
16%
8%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
98%
80%
Eligible for Reduced Lunch
2%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NV Dept. of Education
Frequently Asked Questions
What is Ortwein Dennis Elementary School's ranking?
Ortwein Dennis Elementary School is ranked #271 out of 684 schools, which ranks it among the top 50% of public schools in Nevada.
What percent of students have achieved state testing proficiency in math and reading?
40% of students have achieved math proficiency (compared to the 30% NV state average), while 38% of students have achieved reading proficiency (compared to the 44% NV state average).
How many students attend Ortwein Dennis Elementary School?
790 students attend Ortwein Dennis Elementary School.
What is the racial composition of the student body?
30% of Ortwein Dennis Elementary School students are Hispanic, 24% of students are White, 16% of students are Two or more races, 15% of students are Asian, 11% of students are Black, and 4% of students are Hawaiian.
What is the student-teacher ratio of Ortwein Dennis Elementary School?
Ortwein Dennis Elementary School has a student ration of 18:1, which is lower than the Nevada state average of 19:1.
What grades does Ortwein Dennis Elementary School offer ?
Ortwein Dennis Elementary School offers enrollment in grades Prekindergarten-5 (No virtual instruction).
What school district is Ortwein Dennis Elementary School part of?
Ortwein Dennis Elementary School is part of Clark County School District.
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