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Subarea plans
Community Service Area subarea plans help guide development decisions in King County’s six rural Community Service Areas and five urban potential annexation areas. We get feedback from these communities using guidance from the Office of Equity, Racial and Social Justice.
Current and recent plans
- Fairwood Potential Annexation Area
Planning is underway. - Greater Maple Valley/Cedar River Subarea Plan
Planning is underway. - Snoqualmie Valley/Northeast King County Subarea Plan
Adopted in 2024 - North Highline Subarea Plan
Initially adopted in 2022 - Skyway/West Hill Subarea Plan
Initially adopted in 2022 - Vashon-Maury Island Subarea Plan
Initially adopted in 2017
King County subarea planning schedule
Adopted as part of the 2024 King County Comprehensive Plan
| Area | Planning | Transmittal | Adoption |
|---|---|---|---|
| Greater Maple Valley/Cedar River Community Service Area | 2024-2026 | June 2026 | June 2027 |
| Fairwood – Potential Annexation Area in West King County Community Service Area | 2025-2027 | June 2027 | June 2028 |
| Comprehensive Plan update | – – | June 2028 | June 2029 |
| Bear Creek/Sammamish Community Service Area | 2028‑2030 | June 2030 | June 2031 |
| Southeast King County Community Service Area | 2029‑2031 | June 2031 | June 2032 |
| Comprehensive Plan update | – – | June 2033 | June 2034 |
| Four Creeks/Tiger Mountain Community Service Area | 2033‑2035 | June 2035 | June 2036 |
| East Renton – Potential Annexation Area in West King County Community Service Area | 2034‑2036 | June 2036 | June 2037 |
| East Federal Way – Potential Annexation Area in West King County Community Service Area | 2035‑2037 | June 2037 | June 2038 |
| Comprehensive Plan update | – – | June 2038 | June 2039 |
| Vashon-Maury Island Community Service Area | * | * | * |
| Skyway-West Hill – Potential Annexation Area in West King County Community Service Area | * | * | * |
| North Highline – Potential Annexation Area in West King County Community Service Area | * | * | * |
| Snoqualmie Valley/Northeast King County Community Service Area | * | * | * |
*Date has not yet been determined
Subarea Plan Performance Measure Reports
The King County Council approves performance measures when they adopt each subarea plan. The Department of Local Services will report on those measures every two years after each plan’s adoption. The first of these reports is posted below.
2024 Subarea Plan Performance Measures Report – North Highline and Skyway-West Hill