The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·NATRONA COUNTY SCHOOL DISTRICT #1·NCES 560451000229

Kelly Walsh High School

3500 East 12th Street, Casper, WY 82609 · (307) 253-2000 · Natrona County
GRADES 09–12HIGH13-CITYREGULAR SCHOOL2,002 STUDENTS
C+
allk12 Grade
Scored higher than 35% of Wyoming public high schools
  • C+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Wyoming public high schools

Enrollment
2,002
High
DISTRICT 1,304 · STATE 346
Student : Teacher
15.7:1
128 FTE teachers
DISTRICT 14.2:1 · STATE 11.4:1
Free / Reduced Lunch
38%
755 students
DISTRICT 50% · STATE 47%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 950225%
Grade 1050425%
Grade 1150025%
Grade 1249625%
Student demographics
38%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 38% · STATE 41% · US 70%
White
1,54577%
DISTRICT 77% · STATE 75% · US 43%
Hispanic
31516%
DISTRICT 15% · STATE 16% · US 30%
Black
241%
DISTRICT 1% · STATE 1% · US 15%
Asian
201%
DISTRICT 1% · STATE 1% · US 6%
Two+
814%
DISTRICT 5% · STATE 4% · US 5%
Native American
161%
DISTRICT 1% · STATE 3% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
96348%
Female
1,03952%

Discussions

+ POST

Test scores

WY-TOPP 2024-25 . % Proficient + Advanced
English Language Arts
59.1%
WY avg 56.0%
Math
39.5%
WY avg 51.3%

What this means: On the WY-TOPP, Wyoming's statewide test, about 59 of every 100 students at this school read and write at grade level and about 40 of 100 do math at grade level. Across all Wyoming schools, those numbers are about 56 and 51.

Source: WY-TOPP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
49.7%
composite math + reading, all grades
Predicted
58.5%
based on WY schools with similar FRL share
Beats by
-8.7pp
below demographic expectation

What this means: About 50% of students here test proficient in math and reading, compared with the roughly 58% typical for Wyoming schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Wyoming's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like Kelly Walsh High School

Kelly Walsh High School's state test result (49.7% proficient) is higher than 3 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Kelly Walsh High School this school2,00237.7%49.7%
Campbell County High School
Gillette
1,21238.9%42.6%
Natrona County High School
Casper
1,70341.2%41.5%
Thunder Basin High School
Gillette
1,20628.0%50.8%
East High School
Cheyenne
1,56630.4%40.8%
Laramie High School
Laramie
1,07026.0%56.8%
Matched among Wyoming high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Kelly Walsh High School ranks

Among high schools
MeasureThis schoolIn Wyoming
State test proficiency
ranked highest first
49.7%#27 of 44
Math proficiency
ranked highest first
39.5%#41 of 50
Reading proficiency
ranked highest first
59.1%#26 of 50
Enrollment
ranked largest first
2,002#1 of 84
Students per teacher
ranked fewest first
15.7:1#25 of 37
Diversity index
ranked most diverse first
37.8%#13 of 37
Free and reduced lunch
ranked highest share first
37.7%#23 of 48
Enrollment change since 2017-18
ranked fastest growth first
+10.2%#11 of 25
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
2,002
+84 (+4%) vs 2020
+81% since 1990-91, when it was 1,106
Student : Teacher
15.7:1
was 15.6:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-252,002127.615.7:138% (755)
2023-242,073126.916.3:132% (654)
2022-232,051129.115.9:129% (589)
2020-211,91812315.6:129% (557)
2017-181,81711615.7:131% (555)
2015-161,78611215.9:133% (596)
2010-111,466N/AN/A24% (355)
2000-011,1157115.7:115% (171)
1990-911,1067614.6:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Kelly Walsh High School.

Since 2017-18: students up 10% (1,817 to 2,002); teachers up 10% (116 to 127.6).

About Kelly Walsh High School

A large high school in Casper, Wyoming, Kelly Walsh High School is part of Natrona County School District #1. It teaches 2,002 students in grades 9 through 12. That is 479% above the average of about 346 students for high schools in Wyoming.

Natrona County School District #1 is responsible for 27 schools, Kelly Walsh High School included, with 12,352 students in all.

Federal enrollment data show Kelly Walsh High School is 77% White. Other groups include 16% Hispanic and 4% multiracial. The county population is about 89% White. On a 0 to 100 scale, the school's diversity index is 38, compared with 70 nationally.

The school had 127.6 full-time-equivalent teachers in 2024-25. Its student-to-teacher ratio is 15.7:1. The school's 15.7:1 compares with an average of 11.4:1 for high schools in Wyoming. The eligibility rate for free or reduced-price meals is 38%.

Kelly Walsh High School holds a C+ allk12 Grade, placing it above 35% of Wyoming public high schools.

BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Kelly Walsh High School, the prediction is 58.5% and the result is 49.7%.

In Natrona County, home to about 79,977 people, the median household earns about $72,156 a year, roughly 28% of adults have a four-year degree or more, and about 7% of residents live below the federal poverty line. Public schools in Natrona County number 29, with about 12,650 students.

Woods Learning Center is about 0.4 miles from Kelly Walsh High School, the shortest distance to any other public school. Other public schools within five miles: at least 8. The school's 49.7% average proficiency ranks 6th among 9 nearby schools.

The NCES locale for Kelly Walsh High School is City: Small, which covers schools inside a principal city with a population under 100,000.

Over the 4 years from 2020-21 to 2024-25, enrollment increased 4%.

People who know Kelly Walsh High School can post here about special education services, counseling, and support programs. Parents, students, alumni, and staff are welcome to post.

Natrona County at a glance

View full county profile
Population
79,977
Census ACS
Median income
$72,156
Household, ACS
Bachelor's+
28%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
29
12,650 students

Quick facts

School name
Kelly Walsh High School
District
Natrona County School District #1
Address
3500 East 12th Street, Casper, WY 82609
Phone
(307) 253-2000
County
Natrona County
Level
High
Grade range
09–12
Total enrollment
2,002
Teachers (FTE)
128
Student–teacher ratio
15.7:1
Free and reduced lunch
755 (38%)
Locale
13-City: Small
NCES ID
560451000229
Charter school
No
Virtual school
No

Related schools

Other schools in Natrona County School District #1
Other schools in Casper
Nearby schools

Frequently asked questions

About Kelly Walsh High School
What is the total enrollment at Kelly Walsh High School?
Kelly Walsh High School enrolls approximately 2,002 students in grades 09-12.
What grades does Kelly Walsh High School serve?
Kelly Walsh High School serves grades 09-12.
How many teachers does Kelly Walsh High School have?
Kelly Walsh High School employs 128 FTE teachers, for a student-to-teacher ratio of 15.7:1.
What is the student diversity at Kelly Walsh High School?
Student demographics at Kelly Walsh High School are roughly 77% White, 16% Hispanic, 1% Black, 1% Asian, 4% Two or more.
What district is Kelly Walsh High School in?
Kelly Walsh High School is part of Natrona County School District #1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post