| Kaczenski,
Alexandra - Chatsworth, CA |
| Kahusi,
Kiana - Medford, OR |
| Kaiser,
Kalaya - Federal Way, WA |
| Kalinski,
Kabenzie - McKenna, WA |
| Kamienski,
Violet - Park Ridge, IL |
| Kanaiaupuni,
Makana - Kapolei, HI |
| Kanakomo,
Mariam - Everett, WA |
| Kang,
Andrew - Portland, OR |
| Kang,
Geono - Federal Way, WA |
| Kasue,
Emily - Riverton, UT |
| Kats,
Andrew - Sammamish, WA |
| Kauffman,
Abigail - Brier, WA |
| Kaufman,
Krystal - Ridgefield, WA |
| Kaur,
Simran - Bothell, WA |
| Kavanaugh,
Sandra - Orange, CA |
| Kawano,
Kysha - Kaunakakai, HI |
| Keilwitz,
Teo - Coupeville, WA |
| Keller,
Lincoln - Lynnwood, WA |
| Kelley,
Mariah - Salem, OR |
| Kelley,
Riley - Indio, CA |
| Kelly,
Grace - Cashmere, WA |
| Kelly,
Lauren - Cashmere, WA |
| Kelly,
Rylan - Gig Harbor, WA |
| Kennedy,
Ryan - Mount Vernon, WA |
| Kester,
Madeleine - West Linn, OR |
| Ketcham,
Garrett - Portland, OR |
| Khanna,
Sohini - Redmond, WA |
| Khatri,
Karuna - Arlington, WA |
| Kim,
Heewon - Fircrest, WA |
| Kim,
Sae Gyeol - Snohomish, WA |
| Kim,
Serenity - Kaneohe, HI |
| Kimmel,
Samantha - Woodinville, WA |
| Kinder,
Kayleigh - Bothell, WA |
| King,
Lucinda - Silverdale, WA |
| Kirchner,
Jennifer - Watsonville, CA |
| Kirschner,
Katherine - North Bend, WA |
| Kiyanitsa,
Sophia - Port Orchard, WA |
| Klemme,
Isabella - Des Moines, WA |
| Knapp,
Madeline - Sandy, OR |
| Knepper,
Renee - Hillsboro, OR |
| Koch-Tihanyi,
Stephanie - Seattle, WA |
| Kok,
Ken Aaron - Seattle, WA |
| Kolde,
Grant - Wenatchee, WA |
| Kongsomboot,
Apitsara - Mountlake Ter, WA |
| Kotansky,
Steven - Gig Harbor, WA |
| Kourtis,
Alexandra - Sammamish, WA |
| Koval,
Natasha - Burson, CA |
| Kramer-Marion,
Genevieve - Lakewood, CO |
| Kreeger,
Samantha - Chino Hills, CA |
| Kreisman,
Anna - Grand Rapids, MI |
| Kroening,
Karsten - Chaska, MN |
| Krogh,
Kyleigh - Sherwood, OR |
| Krot,
Lyudmila - Everett, WA |
| Kukhotskiy,
Timofey - Everett, WA |
| Kull,
Jessica - Simsbury, CT |
| Kumai,
Julia - Bothell, WA |
| Kumamoto,
Caleb - Newcastle, WA |
| Kurtz-Shaw,
Mathea - Greenville, IL |
| Kushnir,
Yevgeniya - Vancouver, WA |
| Kweon,
TaeYoun - Portland, OR |
| Kwok,
Johanna - Shoreline, WA |