Slack Elementary School

562 County Road 144
Ranchester, WY 82839
(School attendance zone shown in map)
4/
10
Bottom 50%
Serving 20 students in grades Kindergarten-5, Slack Elementary School ranks in the bottom 50% of all schools in Wyoming for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is <50% (which is higher than the Wyoming state average of 48%). The percentage of students achieving proficiency in reading/language arts is <50% (which is lower than the Wyoming state average of 53%).
The student:teacher ratio of 10:1 is lower than the Wyoming state level of 11:1.
Minority enrollment is 10% of the student body (majority Hispanic), which is lower than the Wyoming state average of 24% (majority Hispanic).

Quick Stats (2025)

  • Grades: Kindergarten-5
  • Enrollment: 20 students
  • Student:Teacher Ratio: 10:1
  • Minority Enrollment: 10%
  • : Bottom 50% in WY
  • : <50% (Btm 50%)
  • : <50% (Btm 50%)
  • : ≥50% (Top 1%)
  • Source: National Center for Education Statistics (NCES), WY Dept. of Education

Top Rankings

Slack Elementary School ranks among the top 20% of public schools in Wyoming for:

School Overview

Slack Elementary School's student population of 20 students has grown by 11% over five school years.
The teacher population of 2 teachers has grown by 100% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
Total Students
20 students
Gender %
Total Classroom Teachers
2 teachers

School Rankings

Slack Elementary School ranks within the bottom 50% of all 309 schools in Wyoming (based off of combined math and reading proficiency testing data).
The diversity score of Slack Elementary School is 0.18, which is less than the diversity score at state average of 0.39. The school's diversity has stayed relatively flat over five school years.
This School
State Level (WY)
#186 out of 309 schools
(Bottom 50%)
<50%
48%
<50%
53%
(20-21)
≥50%
47%
Student : Teacher Ratio
10:1
11:1
American Indian
n/a
3%
Asian
n/a
1%
Hispanic
10%
15%
Black
n/a
1%
White
90%
76%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
0.18
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
5%
28%
Eligible for Reduced Lunch
15%
9%
Source: National Center for Education Statistics (NCES), WY Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Slack Elementary School's ranking?
Slack Elementary School is ranked #186 out of 309 schools, which ranks it among the bottom 50% of public schools in Wyoming.
What percent of students have achieved state testing proficiency in math and reading?
<50% of students have achieved math proficiency (compared to the 48% WY state average), while <50% of students have achieved reading proficiency (compared to the 53% WY state average).
How many students attend Slack Elementary School?
20 students attend Slack Elementary School.
What is the racial composition of the student body?
90% of Slack Elementary School students are White, and 10% of students are Hispanic.
What is the student:teacher ratio of Slack Elementary School?
Slack Elementary School has a student ration of 10:1, which is lower than the Wyoming state average of 11:1.
What grades does Slack Elementary School offer ?
Slack Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Slack Elementary School part of?
Slack Elementary School is part of Sheridan County School District #1.

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Quick Stats (2025)

  • Grades: Kindergarten-5
  • Enrollment: 20 students
  • Student:Teacher Ratio: 10:1
  • Minority Enrollment: 10%
  • : Bottom 50%
  • : <50% (Btm 50%)
  • : <50% (Btm 50%)
  • : ≥50% (Top 1%)
  • Source: National Center for Education Statistics (NCES), WY Dept. of Education

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