Top 10 Best King County Public Schools (2021)

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For the 2021 school year, there are 509 public schools serving 287,883 students in King County, WA. King County has one of the highest concentrations of top ranked public schools in Washington.
The top ranked public schools in King County, WA are Cascadia Elementary School, International Community School and Decatur Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
King County, WA public schools have an average math proficiency score of 60% (versus the Washington public school average of 50%), and reading proficiency score of 68% (versus the 61% statewide average). Schools in King County have an average ranking of 10/10, which is in the top 5% of Washington public schools.
Minority enrollment is 56% of the student body (majority Asian and Hispanic), which is more than the Washington public school average of 46% (majority Hispanic).

Best King County Public Schools (2021)

  • School (Math and Reading Proficiency) Location Grades Students
  • Rank: #11.
    Cascadia Elementary School Magnet School
    Math: ≥99% | Reading: ≥99%
    Rank
    10/
    10
    Top 1%
    1700 N 90th Street
    Seattle, WA 98115
    (206) 252-5914

    Grades: K-5 | 525 students
  • Rank: #22.
    International Community School Alternative School
    Magnet School
    Math: 96% | Reading: 97%
    Rank
    10/
    10
    Top 1%
    11133 Ne 65th St
    Kirkland, WA 98033
    (425) 936-2380

    Grades: 6-12 | 438 students
  • Rank: #3-63.-6.
    Decatur Elementary School Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 1%
    7711 43rd Ave Ne
    Seattle, WA 98115
    (206) 252-3230

    Grades: K-5 | 242 students
  • Rank: #3-63.-6.
    Northstar Middle School Alternative School
    Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 1%
    10903 Ne 53rd St
    Kirkland, WA 98033
    (425) 936-1760

    Grades: 6-8 | 90 students
  • Rank: #3-63.-6.
    Stella Schola Alternative School
    Magnet School
    Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 1%
    13505 Ne 75th Street
    Redmond, WA 98052
    (425) 936-2475

    Grades: 6-8 | 90 students
  • Rank: #3-63.-6.
    Tesla Stem High School Alternative School
    Magnet School
    Math: ≥95% | Reading: ≥95%
    Rank
    10/
    10
    Top 1%
    4301 228th Ave Ne
    Redmond, WA 98053
    (425) 936-2770

    Grades: 9-12 | 605 students
  • Rank: #77.
    Mercer Island High School Math: 90% | Reading: ≥99%
    Rank
    10/
    10
    Top 1%
    9100 Se 42nd
    Mercer Island, WA 98040
    (206) 236-3345

    Grades: 9-12 | 1,521 student
  • Rank: #88.
    Cherry Crest Elementary School Math: 94% | Reading: 95%
    Rank
    10/
    10
    Top 1%
    12400 N.e. 32nd St.
    Bellevue, WA 98005
    (425) 456-4900

    Grades: PK-5 | 649 students
  • Rank: #9-109.- 10.
    Smith Elementary School Math: 91% | Reading: 93%
    Rank
    10/
    10
    Top 1%
    23305 Ne 14th St
    Sammamish, WA 98074
    (425) 936-2710

    Grades: K-5 | 697 students
  • Rank: #9-109.- 10.
    Somerset Elementary School Math: 91% | Reading: 93%
    Rank
    10/
    10
    Top 1%
    14100 Somerset Boulevard Se
    Bellevue, WA 98006
    (425) 456-5800

    Grades: K-5 | 721 students
  • Rank: #1111.
    Mcdonald International School Math: 86% | Reading: 95%
    Rank
    10/
    10
    Top 1%
    144 Ne 54th St
    Seattle, WA 98105
    (206) 252-2900

    Grades: K-5 | 464 students
  • Rank: #12-1312.- 13.
    Sunrise Elementary School Math: 85-89% | Reading: 90-94%
    Rank
    10/
    10
    Top 1%
    14075 172 Av Ne
    Redmond, WA 98052
    (425) 408-5300

    Grades: PK-5 | 348 students
  • Rank: #12-1312.- 13.
    Wilder Elementary School Math: 85-89% | Reading: 90-94%
    Rank
    10/
    10
    Top 1%
    22130 Ne 133rd
    Woodinville, WA 98077
    (425) 936-2740

    Grades: K-5 | 613 students
  • Rank: #1414.
    Explorer Community School Alternative School
    Math: ≥90% | Reading: ≥90%
    Rank
    10/
    10
    Top 1%
    7040 208th Ne
    Redmond, WA 98052
    (425) 936-2533

    Grades: 1-5 | 71 students
  • Rank: #1515.
    Medina Elementary School Math: 91% | Reading: 90%
    Rank
    10/
    10
    Top 5%
    8001 Ne 8th St.
    Medina, WA 98039
    (425) 456-5400

    Grades: PK-5 | 496 students
  • Rank: #16-1716.- 17.
    Bear Creek Elementary School Math: 88% | Reading: 91%
    Rank
    10/
    10
    Top 5%
    18101 Avondale Rd Ne
    Woodinville, WA 98077
    (425) 408-4100

    Grades: PK-5 | 342 students
  • Rank: #16-1716.- 17.
    Frantz Coe Elementary School Math: 88% | Reading: 91%
    Rank
    10/
    10
    Top 5%
    2424 7 Av W
    Seattle, WA 98119
    (206) 252-2000

    Grades: K-5 | 560 students
  • Rank: #18-1918.- 19.
    Discovery Elementary School Math: 90% | Reading: 90%
    Rank
    10/
    10
    Top 5%
    2300 228th Ave Se
    Sammamish, WA 98075
    (425) 837-4100

    Grades: PK-5 | 650 students
  • Rank: #18-1918.- 19.
    Rosa Parks Elementary School Math: 90% | Reading: 90%
    Rank
    10/
    10
    Top 5%
    22845 Ne Cedar Park Crescent
    Redmond, WA 98053
    (425) 936-2650

    Grades: K-5 | 644 students
  • Rank: #2020.
    Carson Elementary School Math: 88% | Reading: 90%
    Rank
    10/
    10
    Top 5%
    1035 - 244th Ave Ne
    Sammamish, WA 98074
    (425) 936-2750

    Grades: PK-5 | 472 students
  • Rank: #2121.
    Raisbeck Aviation High School Alternative School
    Math: 80-84% | Reading: ≥95%
    Rank
    10/
    10
    Top 5%
    9229 East Marginal Way S
    Seattle, WA 98108
    (206) 631-7200

    Grades: 9-12 | 410 students
  • Rank: #2222.
    Lakeridge Elementary School Math: 87% | Reading: 89%
    Rank
    10/
    10
    Top 5%
    8215 Se 78th
    Mercer Island, WA 98040
    (206) 236-3415

    Grades: K-5 | 471 students
  • Rank: #23-2523.- 25.
    Cougar Ridge Elementary School Math: 89% | Reading: 88%
    Rank
    10/
    10
    Top 5%
    4630 167th Ave Se
    Bellevue, WA 98006
    (425) 837-7300

    Grades: K-5 | 583 students
  • Rank: #23-2523.- 25.
    Environmental & Adventure School Alternative School
    Magnet School
    Math: 80-84% | Reading: 90-94%
    Rank
    10/
    10
    Top 5%
    8040 Ne 132nd
    Kirkland, WA 98034
    (425) 936-2355

    Grades: 6-8 | 139 students
  • Rank: #23-2523.- 25.
    Evergreen Middle School Math: 89% | Reading: 88%
    Rank
    10/
    10
    Top 5%
    6900 208th Ave Ne
    Redmond, WA 98053
    (425) 936-2320

    Grades: 6-8 | 1,198 student
  • Rank: #2626.
    Blackwell Elementary School Math: 84% | Reading: 90%
    Rank
    10/
    10
    Top 5%
    3225 - 205th Pl Ne
    Sammamish, WA 98074
    (425) 936-2520

    Grades: K-5 | 558 students
  • Rank: #2727.
    Inglewood Middle School Math: 86% | Reading: 88%
    Rank
    10/
    10
    Top 5%
    24120 Ne 8th St
    Sammamish, WA 98074
    (425) 936-2360

    Grades: 6-8 | 1,207 student
  • Rank: #2828.
    Eastlake High School Math: 81% | Reading: 94%
    Rank
    10/
    10
    Top 5%
    400 228th Ne
    Sammamish, WA 98074
    (425) 936-1500

    Grades: 9-12 | 1,871 student
  • Rank: #2929.
    Skyline High School Math: 80% | Reading: 94%
    Rank
    10/
    10
    Top 5%
    1122 228th Ave Se
    Sammamish, WA 98075
    (425) 837-7702

    Grades: 9-12 | 2,194 students
  • Rank: #3030.
    Mcauliffe Elementary School Math: 85% | Reading: 87%
    Rank
    10/
    10
    Top 5%
    23823 Ne 22nd
    Sammamish, WA 98074
    (425) 936-2620

    Grades: K-5 | 495 students
  • Rank: #3131.
    Alcott Elementary School Math: 89% | Reading: 86%
    Rank
    10/
    10
    Top 5%
    4213 - 228th Ave Ne
    Redmond, WA 98053
    (425) 936-2490

    Grades: K-5 | 835 students
  • Rank: #32-3332.- 33.
    Island Park Elementary School Math: 83% | Reading: 85-89%
    Rank
    10/
    10
    Top 5%
    5437 Island Crest Way
    Mercer Island, WA 98040
    (206) 236-3410

    Grades: K-5 | 420 students
  • Rank: #32-3332.- 33.
    Lawton Elementary School Math: 83% | Reading: 87%
    Rank
    10/
    10
    Top 5%
    4000 27 Av W
    Seattle, WA 98199
    (206) 252-2130

    Grades: K-5 | 453 students
  • Rank: #3434.
    Rockwell Elementary School Math: 87% | Reading: 86%
    Rank
    10/
    10
    Top 5%
    11125 - 162nd Ave Ne
    Redmond, WA 98052
    (425) 936-2670

    Grades: K-5 | 633 students
  • Rank: #35-3635.- 36.
    Bellevue High School Math: 79% | Reading: 92%
    Rank
    10/
    10
    Top 5%
    10416 Wolverine Way
    Bellevue, WA 98004
    (425) 456-7000

    Grades: 9-12 | 1,563 student
  • Show 100 more public schools in King County, WA (out of 509 total schools)
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