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2025 Proposed Budget

King County provides local and regional services to nearly 2.4 million residents, with a 2025 Proposed Budget of $10.2 billion and nearly 17,700 employees.

Budget Book and Executive Summary

Learn more about King County's 2025 budget in our budget book and executive summary.

Key Investments

Housing

The 2025 Proposed Budget provides access to stable, secure, affordable housing throughout the county and, for those who need it, support services that help them thrive

  • Developing affordable housing: $56 million will support affordable housing projects within a half mile of a transit station, increasing access to opportunities and building more connected, inclusive, and resilient communities.

  • Opening more permanent supportive and emergency housingNearly 240 more units of permanent and emergency housing with support services will be available for those experiencing or at risk of chronic homelessness through King County’s Health Through Housing initiative.

  

Transit

The budget proposal expands transit across King County, connecting people to opportunity via fast, safe, reliable, low-emission service. 

  • Increasing transit services: $33.2 million to add 168,500 hours of bus service, along with investments in mobility services like Access Paratransit, Metro Flex, Community Van, and DART.  

  • Expanding RapidRide bus service: $58 million to improve the RapidRide H line, continue planning and design for the RapidRide R, J, and K lines, and conduct studies on further network expansion.

  • Delivering and connecting to new Link light rail service: $22 million for Metro to add routes and services that enhance connectivity for Sound Transit Link light rail expansions on the Eastside and in Federal Way.

 

Health and Safety

The budget proposal expands and maintains programs that help keep our communities safe and ensure people have access to critical services.

  • Expanding Metro’s Safety, Security, and Fare Enforcement Initiative: $4.7 million to support safety and security on and around transit, ensuring equitable and safe services for customers and employees, and connecting people in crisis with resources and services. 

  • Responding to juvenile justice system-involved youth: $2.3 million to support youth who are involved in the juvenile justice system, including 13 new juvenile detention officers at the Patricia H. Clark Children and Family Justice Center, two new juvenile probation counselors, and additional community programming and transition navigators for youth in and exiting detention.

  • Providing treatment for substance use disorder and overdose prevention: Over $50 million for programming will be dedicated to these resources and services including low-barrier medications for opioid use disorder, distribution of naloxone, and outreach teams. 

  • Maintaining critical services to confront gun violence: $7.9 million to maintain the Regional Peacekeepers Collective’s work in providing intervention, prevention, and restoration services for those impacted by gun violence. 

 

Environment

Executive Constantine is focused on preserving what we have and restoring what we have lost in our natural environment, including open spaces and the waterways that benefit the people, salmon, and orcas that call this region home. 

  • Growing urban forests: $350,000 will enable the expansion of forest cover in Skyway, Highline, and other historically underserved areas of urban unincorporated King County.

  • Restoring fish passage: $9 million will continue King County’s work to remove barriers and restore habitat for salmon, including replacing culverts. Nearly 3 miles of habitat will open in 2025, along with planning and design for another 66 miles of habitat. 

  • Conserving critical open space: $82 million through the Conservation Futures and Parks levies will conserve up to 3,600 acres of open space in King County.

  

Climate

The budget proposal will fund programs and actions to drive down climate emissions while making King County more resilient, sustainable, and equitable, and preparing people and places for climate impacts.

  • Going 100% zero-emission: $380 million to build Metro’s first fully electric base that will support 120 new zero-emission buses.

  • Connecting trails to rail: $25 million in federal grant funding from the U.S. Department of Transportation will close the final gap of Eastrail, connecting communities to regional trails to high-capacity transit.

  • Reducing greenhouse gas emissions: $50 million in federal grant funding from the EPA will reduce emissions in new building construction, create systems to reuse materials, and transition multifamily and community buildings to clean energy. 

Total Proposed Budget

King County 2025 Revenues – $10.1 billion

  • Taxes - 26%
  • Charges for services - 25%
  • Capital revenue - 19.2%
  • Miscellaneous revenue - 16.5%
  • State revenue - 6.9%
  • Intergovernmental payments - 3.1%
  • Federal revenue - 2.7%
  • Fines, licenses and permits - 0.6%
View this chart in Spanish, Chinese, Korean, Russian, Somali, and Vietnamese.

King County 2025 Expenditures - $10.2 billion

  • Metro Transit - 20.8%
  • Department of Community and Human Services - 16.8%'
  • Wastewater - 10.4%
  • Law, Safety and Justice - 9.5%
  • Executive Services - 8.6%
  • All Other - 7.9%
  • Public Health - 5.1%
  • Human Resources - 4.8%
  • Water and Land Resources - 4.6%
  • Parks - 3.6%
  • Solid Waste - 3.5%
  • Information Technology - 2.3%
  • Roads and Permitting - 2.1%

View this chart in Spanish, Chinese, Korean, Russian, Somali, and Vietnamese

 

King County General Fund

The King County General Fund supports the traditional functions of a county government, most of which are required by state law.

General Fund 2025 Revenues - $1.2 billion 

  • Property tax - 37%
  • Charges for services - 32.4%
  • Sales tax - 17.2%
  • Fines, fees, transfers - 7%
  • Federal and state revenue - 3.5%
  • Interest - 1.7%
  • Other taxes - 1.2%
View this chart in Spanish, Chinese, Korean, Russian, Somali, and Vietnamese

General Fund Expenditures - $1.3 billion

  • King County Sheriff's Office - 21.9%
  • Government Administration - 16.4%
  • Adult and Juvenile Detention - 15.9%
  • Prosecuting Attorney's Office - 8.8%
  • Public Defense - 7.3%
  • Superior Court - 5.5%
  • Jail Health Services - 5.2%
  • District Court - 3.5%
  • Health and Human Services - 3.5%
  • Debt Service - 2.9%
  • Assessments - 2.9%
  • Judicial Administration - 2.6%
  • Elections - 2.5%
  • Natural Environment and Local Services - 1.1%

View this chart in Spanish, Chinese, Korean, Russian, Somali, and Vietnamese

What's next?

The King County Council will hold hearings on the 2025 Proposed Budget in October and will likely pass the budget in mid-November. The 2025 Adopted Budget goes into effect on Jan. 1, 2025.

2023-2024 Budget

Looking for information about our current budget? Visit our 2023-2024 budget dashboard

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