For the 2025 school year, there are 2 public high schools serving 895 students in Prosser School District. This district's average high testing ranking is 2/10, which is in the bottom 50% of public high schools in Washington.
Public High Schools in Prosser School District have an average math proficiency score of 17% (versus the Washington public high school average of 35%), and reading proficiency score of 47% (versus the 65% statewide average).
Public High School in Prosser School District have a Graduation Rate of 82%, which is less than the Washington average of 84%.
The school with highest graduation rate is Prosser High School, with 84% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 71% of the student body (majority Hispanic), which is more than the Washington public high school average of 50% (majority Hispanic).
Overview
This School District
This State (WA)
# Schools
6 Schools
861 Schools
# Students
2,460 Students
392,597 Students
# Teachers
150 Teachers
19,037 Teachers
Student : Teacher Ratio
16:1
16:1
District Rank
Prosser School District, which is ranked within the bottom 50% of all 306 school districts in Washington (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 80% has stayed relatively flat over five school years.
Overall District Rank
#258 out of 307 school districts
(Bottom 50%)
(Bottom 50%)

Math Test Scores (% Proficient)
24%
40%

Reading/Language Arts Test Scores (% Proficient)
33%
53%

Science Test Scores (% Proficient)
35%
49%
Graduation Rate
80%
84%

Students by Ethnicity:
Diversity Score
0.46
0.68
# American Indian Students
11 Students
6,221 Students
% American Indian Students
n/a
2%
# Asian Students
44 Students
31,721 Students
% Asian Students
2%
8%
# Hispanic Students
1,693 Students
98,261 Students
% Hispanic Students
69%
26%
# Black Students
16 Students
18,030 Students
% Black Students
1%
5%
# White Students
648 Students
191,719 Students
% White Students
26%
50%
# Hawaiian Students
2 Students
5,280 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
46 Students
32,267 Students
% of Two or more races Students
2%
8%
Students by Grade:
# Students in PK Grade:
15
1,298
# Students in K Grade:
173
1,800
# Students in 1st Grade:
160
1,949
# Students in 2nd Grade:
166
2,043
# Students in 3rd Grade:
172
2,225
# Students in 4th Grade:
167
2,376
# Students in 5th Grade:
153
2,423
# Students in 6th Grade:
177
4,808
# Students in 7th Grade:
191
8,534
# Students in 8th Grade:
191
10,258
# Students in 9th Grade:
220
86,766
# Students in 10th Grade:
226
88,753
# Students in 11th Grade:
232
87,580
# Students in 12th Grade:
217
91,784
# Ungraded Students:
-
-
District Revenue and Spending
The revenue/student of $21,211 is higher than the state median of $18,796. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $28,774 is higher than the state median of $19,246. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$52 MM
$20,715 MM

Spending
$71 MM
$21,212 MM

Revenue / Student
$21,211
$18,796

Spending / Student
$28,774
$19,246

Best Prosser School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Prosser High School
(Math: 15-19% | Reading: 45-49%)
Rank:
Rank:
3/
Bottom 50%10
1500 Paterson Rd.
Prosser, WA 99350
(509) 786-1224
Prosser, WA 99350
(509) 786-1224
Grades: 9-12
| 860 students
Rank: n/an/a
Prosser Opportunity Academy
Alternative School
1203 Prosser Ave.
Prosser, WA 99350
(509) 786-1224
Prosser, WA 99350
(509) 786-1224
Grades: 9-12
| 35 students
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