Kingco Athletic Conference
The Kingco Athletic Conference is a high school athletics conference in King County, Washington, part of the Washington Interscholastic Activities Association. Its 17 members are in SeaKing District II, which includes Seattle and east King County, and includes schools in the three highest classification levels, 4A, 3A and 2A.Members
4A members
10 schools, competing in two divisions
| High School | Location | Founded | Affiliation | Enrollment | Nickname | Division |
| Bothell | Bothell | 1953 | Public | 1,800 | Cougars | Crown |
| Eastlake | Sammamish | 1993 | Public | 1,329 | Wolves | Crest^ |
| Inglemoor | Kenmore | 1964 | Public | 1,880 | Vikings | Crown |
| Issaquah | Issaquah | 1905 | Public | 1,844 | Eagles | Crest |
| Mount Si | Snoqualmie | 1953 | Public | 1,433 | Wildcats | Crest |
| Newport | Bellevue | 1964 | Public | 1,712 | Knights | Crest |
| North Creek | Bothell | 2017 | Public | 1,280 | Jaguars | Crown |
| Redmond | Redmond | 1965 | Public | 1,442 | Mustangs | Crest^ |
| Skyline | Sammamish | 1997 | Public | 1,889 | Spartans | Crest |
| Woodinville | Woodinville | 1983 | Public | 1,395 | Falcons | Crown |
^ switched divisions for the 2012-13 school year3A Members
5 schools, competing in a combined division with 2A schools for conference games
| Institution | Location | Founded | Affiliation | Enrollment | Nickname |
| Bellevue | Bellevue | 1923 | Public | 1,327 | Wolverines |
| Interlake | Bellevue | 1968 | Public | 1,341 | Saints |
| Juanita | Kirkland | 1971 | Public | 1,010 | Rebels |
| Lake Washington | Kirkland | 1922 | Public | 998 | Kangaroos |
| Mercer Island | Mercer Island | 1957 | Public | 1,424 | Islanders |
2A Members
2 schools, competing in a combined division with 3A schools for conference games
| Institution | Location | Founded | Affiliation | Enrollment | Nickname |
| Liberty | Renton | 1977 | Public | 1,237 | Patriots |
| Sammamish | Bellevue | 1959 | Public | 961 | Totems |
Sports
