For the 2025 school year, there are 17 public high schools serving 5,953 students in Grant County, WA.
The top ranked public high schools in Grant County, WA are Almira Coulee Hartline High School, Warden High School and Ephrata High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grant County, WA public high schools have an average math proficiency score of 22% (versus the Washington public high school average of 35%), and reading proficiency score of 54% (versus the 65% statewide average). High schools in Grant County have an average ranking of 3/10, which is in the bottom 50% of Washington public high schools.
Grant County, WA public high school have a Graduation Rate of 78%, which is less than the Washington average of 84%.
The school with highest graduation rate is Ephrata High School, with 85-89% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 65% of the student body (majority Hispanic), which is more than the Washington public high school average of 50% (majority Hispanic).
Best Public High Schools in Grant County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Almira Coulee Hartline High School
(Math: 40-59% | Reading: 60-79%)
Rank:
Rank:
8/
Top 30%10
413 N. 4th Street
Coulee City, WA 99115
(509) 632-5231
Coulee City, WA 99115
(509) 632-5231
Grades: 9-12
| 94 students
Rank: #22.
Warden High School
(Math: 25-29% | Reading: 60-64%)
Rank:
Rank:
6/
Top 50%10
101 W Beck Way
Warden, WA 98857
(509) 349-2581
Warden, WA 98857
(509) 349-2581
Grades: 9-12
| 310 students
Rank: #33.
Ephrata High School
(Math: 28% | Reading: 61%)
Rank:
Rank:
5/
Bottom 50%10
333 4th Ave Nw
Ephrata, WA 98823
(509) 754-5285
Ephrata, WA 98823
(509) 754-5285
Grades: 9-12
| 925 students
Rank: #44.
Moses Lake High School
(Math: 26% | Reading: 60%)
Rank:
Rank:
5/
Bottom 50%10
803 E. Sharon Ave.
Moses Lake, WA 98837
(509) 766-2666
Moses Lake, WA 98837
(509) 766-2666
Grades: 9-12
| 1,979 students
Rank: #55.
Sentinel Tech Alt School
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
4/
Bottom 50%10
20140 Rd 24 Sw
Mattawa, WA 99349
(509) 932-4565
Mattawa, WA 99349
(509) 932-4565
Grades: 9-12
| 34 students
Rank: #66.
Quincy Innovation Academy
Alternative School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
404 1st Ave Sw
Quincy, WA 98848
(509) 787-1678
Quincy, WA 98848
(509) 787-1678
Grades: K-12
| 103 students
Rank: #77.
Royal High School
(Math: 15-19% | Reading: 50-54%)
Rank:
Rank:
4/
Bottom 50%10
955 Ahlers Ave N
Royal City, WA 99357
(509) 346-2256
Royal City, WA 99357
(509) 346-2256
Grades: 9-12
| 578 students
Rank: #88.
Wahluke High School
(Math: 10-14% | Reading: 50-54%)
Rank:
Rank:
3/
Bottom 50%10
505 N Boundary
Mattawa, WA 99349
(509) 932-4477
Mattawa, WA 99349
(509) 932-4477
Grades: 9-12
| 781 students
Rank: #99.
Digital Learning Center
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
3/
Bottom 50%10
1530 Pilgrim Street
Moses Lake, WA 98837
(509) 766-2650
Moses Lake, WA 98837
(509) 766-2650
Grades: 6-12
| 316 students
Rank: #10 - 1110. - 11.
Quincy Innovation Academy Big Picture
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
1/
Bottom 50%10
404 1st Ave Sw
Quincy, WA 98848
(509) 787-1678
Quincy, WA 98848
(509) 787-1678
Grades: K-12
| 24 students
Rank: #10 - 1110. - 11.
Wilson Creek High School
(Math: ≤20% | Reading: 21-39%)
Rank:
Rank:
1/
Bottom 50%10
400 Navar Street
Wilson Creek, WA 98860
(509) 345-2541
Wilson Creek, WA 98860
(509) 345-2541
Grades: 7-12
| 58 students
Rank: #1212.
Soap Lake Middle & High School
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
1/
Bottom 50%10
527 2nd Ave Sw
Soap Lake, WA 98851
(509) 246-1201
Soap Lake, WA 98851
(509) 246-1201
Grades: 7-12
| 240 students
Rank: n/an/a
Columbia Basin Technical Skills Center
Vocational School
Magnet School
Magnet School
900 E Yonezawa Blvd
Moses Lake, WA 98837
(509) 793-7000
Moses Lake, WA 98837
(509) 793-7000
Grades: 10-12
| 11 students
Rank: n/an/a
Mlsd Open Doors Re-engagement Program
Alternative School
1328 E. Hunter Place
Moses Lake, WA 98837
(509) 793-7660
Moses Lake, WA 98837
(509) 793-7660
Grades: 9-12
| 93 students
Rank: n/an/a
Moses Lake Big Picture
Alternative School
Magnet School
Magnet School
803 E. Sharon Ave
Moses Lake, WA 98837
(509) 766-2666
Moses Lake, WA 98837
(509) 766-2666
Grades: 9-12
| 2 students
Rank: n/an/a
Sage Hills Open Doors Youth Re-engagement Program
Alternative School
333 4th Ave Nw
Ephrata, WA 98823
(509) 754-5285
Ephrata, WA 98823
(509) 754-5285
Grades: 10-12
| 37 students
Rank: n/an/a
740 E Yonezawa Blvd
Moses Lake, WA 98837
(509) 766-2660
Moses Lake, WA 98837
(509) 766-2660
Grades: 9-12
| 368 students
Grant County Public Schools (Closed)
School
Location
Grades
Students
Columbia Basin Secondary School (Closed 2015)
Alternative School
7942 Randolph Road N.e.
Moses Lake, WA 98837
(509) 766-2667
Moses Lake, WA 98837
(509) 766-2667
Grades: 6-12
| 172 students
Early Childhood Learning Center (Closed 2023)
Special Education School
21 J St Se
Quincy, WA 98848
(509) 787-8137
Quincy, WA 98848
(509) 787-8137
Grades: PK
| 33 students
412 Federal Ave
Grand Coulee, WA 99133
(509) 633-1520
Grand Coulee, WA 99133
(509) 633-1520
Grades: 5-8
| 216 students
303 Able Rd
Ephrata, WA 98823
(509) 754-5690
Ephrata, WA 98823
(509) 754-5690
Grades: 7-12
| 7 students
Midway Middle School (Closed 2004)
Alternative School
502 S C Street
Moses Lake, WA 98837
(509) 766-2657
Moses Lake, WA 98837
(509) 766-2657
Grades: 6-8
| 93 students
Quincy Innovation Academy (Closed 2021)
Alternative School
404 1st Ave Sw
Quincy, WA 98848
(509) 787-1678
Quincy, WA 98848
(509) 787-1678
Grades: 7-12
| n/a students
417 C St Se
Quincy, WA 98848
(509) 787-4435
Quincy, WA 98848
(509) 787-4435
Grades: 6-8
| 750 students
Rise Academy (Closed 2024)
Alternative School
120 E Main St
Soap Lake, WA 98851
(509) 246-0572
Soap Lake, WA 98851
(509) 246-0572
Grades: 9-12
| n/a students
Sage Hills High School (Closed 2023)
Alternative School
35 K St Se
Ephrata, WA 98823
(509) 754-7547
Ephrata, WA 98823
(509) 754-7547
Grades: 8-12
| 50 students
Skilskin High School (Closed 2009)
Alternative School
317 Spokane Way
Grand Coulee, WA 99133
(509) 633-1089
Grand Coulee, WA 99133
(509) 633-1089
Grades: 10-12
| 6 students
6739 24th Avenue North East
Moses Lake, WA 98837
(509) 258-4535
Moses Lake, WA 98837
(509) 258-4535
Grades: 11-12
| 21 students
Frequently Asked Questions
What are the top ranked public high schools in Grant County, WA?
The top ranked public high schools in Grant County, WA include Almira Coulee Hartline High School, Warden High School and Ephrata High School.
How many public high schools are located in Grant County?
17 public high schools are located in Grant County.
What is the racial composition of students in Grant County?
Grant County public high schools minority enrollment is 65% of the student body (majority Hispanic), which is more than the Washington public high schools average of 50% (majority Hispanic).
Which public high schools in Grant County are often viewed compared to one another?
Popular comparisons of public high schools in Grant County include: Ephrata High School vs. Moses Lake High School, Moses Lake High School vs. Ephrata High School, Royal High School vs. Warden High School
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