Benton County People Search
Benton County people search tools let you find public records across Kennewick, Prosser, and the rest of the Tri-Cities area. The county holds court filings, recorded deeds, property assessments, and law enforcement records in separate offices. Most sit at 7122 W Okanogan Place in Kennewick, with a second location in Prosser. A Benton County people search pulls from the Clerk, Auditor, Assessor, and Sheriff. Each one keeps different records tied to the person you need. Start with a name or case number. Then work through each office to build a complete picture.
Benton County People Search Basics
The Benton County Clerk's Office is led by Josie Delvin. The main office is at 7122 W. Okanogan Place, Suite A210, Kennewick, WA 99336. Phone: 509-735-8388. A second office sits at 620 Market Street, Prosser, WA 99350, with phone 509-786-5624. Hours at both locations are Monday through Friday, 8:00 AM to 4:00 PM. Passport applications close at 4:00 PM in Kennewick and 3:30 PM in Prosser.
The Clerk manages all court documents for Superior Court. That covers civil, criminal, and family law cases. Key duties include filing and safekeeping of records, issuing writs and warrants, trust fund management, and jury system administration for both Superior and District Courts. The office gives access to court dockets and calendars, civil protection order filings, and e-filing through TrueFiling. Certified copies of court documents cost $5 for the first page and $1 for each added page. Payments for legal financial obligations can be made online through nCourt.
Note: The Prosser office accepts passport applications until 3:30 PM, thirty minutes before Kennewick closes.
Search Benton County Court Records
Benton County Superior Court handles felonies, civil disputes, family law, and probate. The Washington Odyssey Portal lets you search by party name for free. Case type, filing date, and status show up at no cost. The Washington Courts name and case search also covers district and municipal court records. Data updates every 24 hours at 3:00 AM.
These statewide tools are reference data only. The official record stays with the Benton County Clerk. For heavier use, the JIS-Link subscription charges $0.145 per transaction with a $13 monthly minimum. It covers municipal, district, and superior court dockets across the state. Court data is public under RCW 42.56 and GR 31. Sealed juvenile records, adoption files, and redacted Social Security numbers are the main limits on a Benton County people search through the courts.
The Benton County Clerk's Office page covers filing info, court access, and fees. Visit the Clerk's Office homepage for current hours and e-filing details.
The site lists both Kennewick and Prosser locations with contact info.
Benton County Recorded Documents
The Benton County Auditor is an elected official who handles elections, public records, licensing, and accounting. The Kennewick office is at 7122 W Okanogan Pl, Suite E120, Kennewick, WA 99336. Phone: 509-736-2727. Email: auditor@co.benton.wa.us. Hours are Monday through Friday, 8:30 AM to 4:30 PM. The Prosser office at 620 Market St offers services by appointment only after August 2025 due to facility changes.
Recording services include document recording, index maintenance, conformed and certified copies, marriage licenses, and e-recording. The Auditor records deeds, mortgages, liens, and other public documents. DD-214 recording for veterans is free. Recording fees follow RCW 36.18.010. The Auditor is also the county's chief election officer and custodian of public records, which makes the office central to a Benton County people search.
The Benton County online document search covers recorded documents from January 1972 to the present. The index updates on a regular basis. You can search by name, document type, or recording date. Some documents are limited to index only due to privacy concerns. Copies from the website are unofficial. Official copies must come from the Auditor's office or by mail.
The Benton County Auditor's homepage links to recording, elections, and licensing services. Visit the Auditor's page for current office details.
The site lists both Kennewick and Prosser locations.
Property Records in Benton County
The Benton County Assessor's Office determines fair market value for all taxable properties. Washington law requires assessment at 100% of market value. The Kennewick office is at 7122 W. Okanogan Pl., Building E, Kennewick, WA 99336. Phone: 509-735-2394. The Prosser office is at 620 Market Street, open Tuesday through Thursday by appointment. Email: assessor@co.benton.wa.us.
Online property search tools include the Property Record Card, Property Search by parcel number or address, and a Community Portal with map-based access to assessments, sales, and permits. The Assessor's site is free to use. Property tax exemptions cover seniors, disabled persons, and agricultural properties under the Open-Space Farm Exemption. Appeals go to the Benton County Board of Equalization. Ownership data from the Assessor ties property to names, which helps any Benton County people search.
The Benton County Assessor's homepage provides property search tools and assessment info. Check the Assessor's page for parcel lookups and exemption details.
The site covers both Kennewick and Prosser office hours.
Benton County Sheriff Records
The Benton County Sheriff's Office is led by Interim Sheriff Mike Clark, appointed September 30, 2025. The office is at 7122 W. Okanogan Place, Suite A120, Kennewick, WA 99336. Phone: 509-735-6555. Hours are Monday through Friday, 8:00 AM to 5:00 PM with a lunch break from 12:00 PM to 1:00 PM. The Prosser office is open Monday through Thursday, 8:00 AM to 4:00 PM.
The Law Enforcement Bureau handles patrol, criminal investigation, and emergency response for unincorporated Benton County, Benton City, and the Hanford Nuclear Reservation. The Civil Division processes subpoenas, writs, summons, evictions, and court order enforcement. The Corrections Department runs the Benton County Jail. Public records requests go through the Sheriff's Office Public Records Portal. You can also submit requests at 620 Market Street in Prosser. Phone: 509-786-5710 or 509-783-1310.
Under RCW 42.56, the office has five business days to respond. Active investigation files may be exempt under RCW 42.56.240. But most closed-case records are available for a Benton County people search through the Sheriff.
Getting Copies of Benton County Records
Non-certified copies of recorded documents cost $1 per page. Certified copies are $3 for the first page and $1 for each added page. For mailed requests, send payment by check or money order to Benton County Auditor Recording Department, 7122 W Okanogan Pl., Ste E120, Kennewick, WA 99336. Walk-in hours are Monday through Friday, 8:30 AM to 4:30 PM at the Kennewick office. The County Auditor is Brenda Chilton.
Court document certified copies cost $5 for the first page and $1 per added page from the Clerk's Office. Online payments for legal financial obligations go through nCourt. For a Benton County people search that needs official documents, plan on these fees. Copies printed from the online search are unofficial and won't work for legal purposes.
Note: Online document images are unofficial copies and cannot be used for legal filings or court submissions.
The Benton County Auditor's online document search covers recorded files from 1972 forward. Use the online document search to find deeds and liens by name.
The index updates on a regular basis but some documents show index data only.
Statewide People Search Resources
A Benton County people search can go beyond the county. The Washington State Patrol WATCH system runs criminal background checks for $11 online. Results come back right away. The check covers convictions and arrests less than one year old with dispositions pending. It also covers sex offender data under Chapter 9A.44 RCW.
The Department of Corrections incarcerated search shows who is in a state prison. Names, DOC numbers, ages, and facility locations are listed. The Washington State Digital Archives holds historical court cases, land records, and professional licenses. The Secretary of State Corporation Search lets you find businesses by name or UBI. These broaden any Benton County people search past the local level.
Cities in Benton County
Benton County covers Kennewick, Richland, Prosser, Benton City, and other communities in the Tri-Cities area. Municipal courts handle traffic and city code cases. A thorough Benton County people search may need cross-checks with those local courts for minor cases not filed at the county level.
Each city page has local people search info and contact details.