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Mercer Island, Washington Public Records

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Washington King County City Area: 206 Official Records Directory 22 Official Sources
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About Mercer Island, Washington

City of Mercer Island, Washington, most updated and largest online public and criminal records portal.

Mercer Island is located in King County, Washington, United States. The area code of this city is: 206. Mercer Island coordinates are 47deg34'9"N 122deg13'56"W.

Parent jurisdiction: King County, Washington

Emergency & Quick Contacts — Mercer Island
911 — Emergencies
Local area code(s): 206
DHS National Threat Level NWS Live Weather Alerts — Washington FEMA Hazard Risk Index King County Records Washington State Records
Frequently Asked Questions — Mercer Island
How do I request public records from Mercer Island, Washington?
To request public records from Mercer Island, Washington, submit a written request to the Mercer Island City Clerk or the King County records office. Under the Washington Public Records Act, government agencies must acknowledge your request promptly. You can submit requests in person, by mail, or through the agency's online portal. Specify the records you need as clearly as possible. Most requests are fulfilled within 5–10 business days.
What types of records are available for Mercer Island, Washington?
Mercer Island, Washington public records include: court records and case filings from the King County Superior Court; property and assessment records from the county Assessor; vital records (birth, death, marriage certificates) from the King County Clerk; arrest and jail records from the local police department and King County Sheriff; business licenses and permits from Mercer Island City Hall; and voter registration records. All are governed by the Washington Public Records Act.
Where can I find arrest and criminal records for Mercer Island, Washington?
Arrest and criminal records for Mercer Island, Washington are maintained by the Mercer Island Police Department, the King County Sheriff's Office, and the King County Superior Court. You can search online via the court's case records portal or request records in person. Background checks can be obtained through the Washington Department of Justice or a licensed third-party service. Some records may be restricted under state law.
How do I find property records in Mercer Island, Washington?
Property records for Mercer Island, Washington are held by the King County Assessor's office and Recorder's office. You can search online for ownership history, assessed value, parcel maps, deeds, liens, and tax records. Visit the King County official website or the Washington state portal to access the property search tool. Certified copies of deeds and title documents can be ordered from the County Recorder for a small fee.
  Courts & Criminal Records 17 sources
Mercer Island Washington Census and Vital Statistics
U.S. Census Bureau quick facts, demographics, and population statistics for Mercer Island.
Mercer Island Washington Archives and Genealogy
Washington State Archives genealogy and historical records for Mercer Island.
Mercer Island Washington Bankruptcy Court
US Bankruptcy Court Western District of Washington for Mercer Island.
Mercer Island Washington Vital Records
Washington Department of Health vital records for Mercer Island.
Mercer Island Washington Inmate Search
Washington Department of Corrections offender search for Mercer Island.
Mercer Island Washington Missing Persons
Washington State Patrol missing persons for Mercer Island.
Mercer Island Washington Most Wanted
Washington State Patrol most wanted for Mercer Island.
Mercer Island Washington Sex Offender Registry
Washington State sex offender inquiry for Mercer Island.
Mercer Island Washington Criminal History Records
Washington State Patrol criminal history records for Mercer Island.
City of Mercer Island
Directory of Mercer Island city records and information
9611 SE 36th Street, Mercer Island, WA 98040
206-275-7793
Mercer Island Library
Reference materials and research assistance · 4400 88th Ave SE
Mercer Island, WA 98040
(206) 236-3537
Mercer Island Historical Society
Historical memorabilia, records and research assistance · 9611 36th Avenue SE
Mercer Island, WA 98040, Email: info@mihistory.org
(206) 236-3274
Mercer Island U.S. Census
Population demographic information
Mercer Island, WA 98040
Mercer Island Washington Background Checks
Washington State Patrol Identification and Criminal History Section · Washington State Patrol
(360) 596-4000
Civil and Criminal Cases In Washington Courts
Divorces, criminal history and other court filings · The Administrative Office Of The Courts
1206 Quince Street SE, Olympia, WA 98504-1170
Center for Missing and Exploited Children
Quick search for missing children, sex offenders, Amber alerts, records and more public information
Find An Offender Statewide
Washington State Department of Corrections · Mailing Address:
7345 Linderson Way SW, Tumwater, WA 98501-6504
  Curated Official Resources & Live Data — Mercer Island Verified Mar 2026
NWS Live Weather Alerts
Real-time alerts for Washington
DHS National Terrorism Advisory
Current national threat bulletins
FEMA National Risk Index
Hazard risk scores for Mercer Island
FEMA Disaster Declarations
Federal declarations — open data
US Census — Mercer Island Demographics
Population, income & housing
CourtListener — Washington
Free court opinions & case law
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Public Records Guide — Mercer Island, Washington

Mercer Island is a city located in the Seattle metropolitan area in King County, Washington. It is known for its high quality of life, excellent schools, and its beautiful natural surroundings. The City Council is composed of seven elected Councilmembers, each serving four-year terms.

The Council meets twice a month on the first and third Mondays. The Council establishes policy, adopts ordinances, approves the budget, and appoints the City Manager, City Attorney and Municipal Court Judge.

All sources listed are official government or authoritative public data portals. PublicRecordCenter.com does not store personal records — we index public access points. Last reviewed: March 2026.

Other Cities in King County, Washington
Algona Auburn Baring Beaux Arts Bellevue Black Diamond Bothell Burien Burton Carnation Clyde Hill Covington Des Moines Duvall Enumclaw Fall City Federal Way Hobart

Mercer Island Quick Info

  • State: Washington
  • County: King County
  • Area Code(s): 206
  • Type: City
  • Sources: 22 official
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