-
Voter Registration by Census Tract
This web map displays data from the voter registration database as the percent of registered voters by census tract in King County, Washington. The data for this web map is... -
CDC Social Vulnerability Index (CDCSVI)
The Centers for Disease Control Social Vulnerability Index shows which communities are especially at risk during public health emergencies because of factors like socioeconomic... -
Superior Court Clerk - Records Access Portal
The KC-Clerk's public portal provides King County Superior Court case number and participant name search functionality and access to case information. Accessible cases include... -
King County Parcel Viewer
Parcel Viewer makes searching for King County parcel information easy. You can search by address, search by parcel number, or you can just zoom in on the map and click on a... -
Food Establishment Inspection Data
Health Department inspection results for food service establishments in King County, 2006 to the present. This data is organized by Business / Inspection Date / Violation. Each... -
District Court - Case Search
Search for and view case information on King County District Court (KCDC) Civil cases (excludes Small Claims, Name Changes, Impounds and Protection Orders). Users can also... -
Adult Jail Booking Aug 1, 2024 to July 31, 2025 as of Aug 4, 2025
The Jail Bookings Open Data dataset is provided by the King County Department of Adult and Juvenile Detention. The dataset contains adult jail bookings which have occurred... -
Unincorporated King County Population, 2000 - 2010
Unincorporated King County Population, 2010 U.S. Census; Source: US Census 2010, PL94-171 redistricting file, February 2011 -
August 2025 Primary Election - Final Precinct Results
Final precinct level results for the August 5, 2025 Primary & Special Election. -
August 2025 Primary Election - Election Night Precinct Results
Election Night precinct level results for the August 5, 2025 Primary Election in King County, WA. -
Lake Swimming Beach Bacteria
Interactive map of current freshwater swimming beach sampling stations in King County, and downloadable data. -
Groundwater Well Data Viewer
The King County Groundwater Protection Program maintains a database of groundwater wells, water quality and water level sampling data. Users may search the database using Quick... -
King County Archives Search
We are a repository of historical King County government records, which are open to public view. Over three hundred collections comprising over 18,000 cubic feet, some dating... -
2008 General - Election Results by precinct (complete eCanvass dataset)
November 2008 general election; final/official results by precinct. -
Health Disparities Dashboard
Racial/ethnic health disparities are higher rates of serious health conditions or deaths that affect communities of color. These disparities can result in shorter lifespans and... -
Major US Open Data Domains
An incomplete collection of open data domains throughout the U.S. (intended for comparison with King County open data) -
Water Quality Monitoring Dashboard - Monitoring Sites
This dataset contains water quality monitoring sites for monitoring programs under the Lakes, Streams, Sound, and Ground unit in King County. This dataset is incorporated in the... -
Permitting - Accela Permitting Portal
The permitting portal provides: - View project status - Search for permit records - View record details - Schedule inspections - Pay permit fees due - View inspection times and...
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.