Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. Every office link was opened and checked against the office's own site between September 23, 2026 and September 30, 2026.
Kennewick, Washington, in Benton County, has about 87,000 residents (2024 Census Bureau estimate). Its court cases are filed in the Benton County Superior Court and the District Court, and the file of each case, kept by the County Clerk, is the public record of it. This guide says which court hears what, where to look a case up and who keeps the files.
This guide covers the courts, the records page, criminal cases, kinds of files, directory links and common questions.
Related guides: Kennewick public records, Benton County court records, Kennewick arrest records, Kennewick warrants, Kennewick inmate search, Kennewick criminal records, Washington arrest records and Washington inmate search.
The Courts That Hear Cases from Kennewick
Court cases from Kennewick are filed in the Benton County Superior Court, which hears felonies, civil cases over $100,000, divorces, probate and juvenile matters.
The District Court takes misdemeanors, traffic infractions, small claims and civil cases up to $100,000.
A city with a municipal court of its own tries the tickets written under its ordinances.
Divorces go to the Superior Court, and the file stays with the County Clerk.
The County Clerk keeps the files, and a copy of anything in a file comes from that office, under the court's own rules rather than the Public Records Act (RCW 42.56).
Looking Up a Case from Kennewick
The court records page SearchSystems verified for the county is at bentoncountywa.gov/departments/courts_and_judicial_services/distric... (page title: Benton County, WA), phone 855-873-9709, which answered when SearchSystems opened it on September 23, 2026.
Statewide, Washington Courts Search Case Records is the Administrative Office of the Courts' free statewide case search.
The Washington court page SearchSystems verified is at courts.wa.gov/index.cfm.
What Reaches the Court from Kennewick
Together, the five agencies in Benton County with all twelve months of 2025 on file reported 4,460 arrests to the FBI that year; the Prosecuting Attorney decides which of those arrests become cases in the Benton County Superior Court or the District Court.
The Prosecuting Attorney's page SearchSystems verified is at bentoncountywa.gov/government/elected_officials/prosecuting_attorne... (page title: Benton County, WA), phone 509-735-3591, 7122 W. Okanogan Place Kennewick, WA 99336, which answered when SearchSystems opened it on September 30, 2026.
The Kinds of Court Files
Criminal cases, divorces, traffic tickets and evictions all end up as files of these courts, and the file is what the public sees of each.
The other Kennewick guides take the kinds of file one at a time: Kennewick criminal records, Kennewick divorce records, Kennewick traffic tickets, Kennewick DUI and Kennewick property records.
More Official Court Pages for Benton County
The SearchSystems directory, online since 1997, lists the official pages for Benton County and Washington. These court pages from its Benton County listing were opened again on October 2, 2026 and each one still answers:
- Washington Courts (dw.courts.wa.gov)
Frequently Asked Questions
How do I look up a court case in Kennewick?
The court records page SearchSystems verified for the county is at bentoncountywa.gov, phone 855-873-9709. Statewide, Washington Courts Search Case Records is the Administrative Office of the Courts' free statewide case search.
Which court hears felonies in Kennewick?
The Benton County Superior Court, which hears felonies, civil cases over $100,000, divorces, probate and juvenile matters. The District Court takes misdemeanors, traffic infractions, small claims and civil cases up to $100,000.
Who keeps the court records in Kennewick?
The County Clerk. Copies come from that office under the court's own rules.
Is there a statewide court case search in Washington?
Yes: Washington Courts Search Case Records, the Administrative Office of the Courts' free statewide case search.
Is this the official Kennewick website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.