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Benton County, Washington public records

In Benton County, deeds are recorded by the Benton County Auditor - Recording Division; property values come from the Benton County Assessor; court files are split between the Benton County Clerk and the Benton County District Court.

Last checked against official sources on .

On this page
  1. Where to get each record
  2. Deeds and land records
  3. Property values, owners and tax bills
  4. Court records: which clerk keeps which case
  5. Marriage records
  6. Divorce records
  7. Birth certificates
  8. Death certificates
  9. Probate records and wills
  10. Voter records
  11. Historical records
  12. Good to know about Benton County records
  13. Office addresses, phones and hours
  14. Records that are not online: public records requests
  15. Questions people ask
  16. Official copies vs look-alike sites
  17. Sources

Where to get each record

RecordOfficeSearch onlineFee
Deeds and land recordsBenton County Auditor - Recording Division3Search deeds2$1.00 per page (non-certified)2
Property values and ownersBenton County Assessor4Property search5—
Property tax billsBenton County Treasurer3Tax bill search6—
Court casesBenton County Clerk3
Benton County District Court3		Benton County Superior Court7
Benton County District Court8		Superior Court Clerk (schedule effective June 11, 2026): certified copies $5.00 first page + $1.00 each additional; non-certified $.50 per page; emailed copies $.50 per page; civil filing $290.00. District Court records: research $20.00/hour, certified $5.00 first page + $1.00 each additional, copies $.50/page paper or $.25/page e-mailed9
Marriage recordsBenton County Auditor - Recording Division3——
Divorce recordsBenton County Clerk3——
Birth certificatesBenton-Franklin Health District - Vital Records3—$25 per certificate; same-day service extra; VitalChek orders start at $43.0010
Death certificatesBenton-Franklin Health District - Vital Records3—$25 per certificate10
Probate and willsBenton County Clerk11——

Deeds and land records

Deeds, mortgages and other land documents for property in Benton County are recorded by the Benton County Auditor - Recording Division.3

Years online
January 1971 to present per the Auditor's pages (EagleWeb's own banner says 'recorded since January 1, 1972'); 1906-1970 via scanned historical grantor-grantee index books12
Historical indexes
Scanned Grantor-Grantee index books (Direct and Reverse) by year, 1906-1970, viewable online; documents then viewed in person or ordered by Document Search Request2
Copy fee
$1.00 per page (non-certified)2
Certified copy fee
$3.00 first page + $1.00 each additional page2
Search fee
$8.00 per hour ($8.00 minimum) for staff searches2
Recording fee
$303.50 first page + $1.00 each additional page (most documents); Deed of Trust $304.50 first page; maps $423.50 first page + $5.00 each additional (effective July 27, 2025)13
How to order
In person or by mail with the Search Request Form and a check payable to Benton County Auditor; mailed requests should include the Auditor's File Number and return address2
DD-214
Veterans' DD214 recorded free12

How deeds work in Washington

Property values, owners and tax bills

The Benton County Assessor sets property values4; the Benton County Treasurer bills and collects the tax3.

Property search
property.spatialest.com/wa/benton (Property Record Card / Property Search; old search at propertysearch.co.benton.wa.us/…)5
Tax bill search
propertysearch.co.benton.wa.us/… (Property Search / Pay My Taxes)6
Due dates
Full year due April 30; or half by April 30 and half by October 31; taxes under $50 due in full by April 3014
Parcel map (GIS)
benton-county-gis-bentonco.hub.arcgis.com (GIS Hub); Spatialest Community map15
Appealing a value
Board of Equalization appeal, no filing cost; deadline is the later of July 1 of the assessment year or 30 days after the Change of Value Notice was mailed16

How property tax works in Washington

Court records: which clerk keeps which case

CourtCasesRecords kept byCase search
Benton County Superior Court (Benton & Franklin Counties Superior Court; 7122 W. Okanogan Place, Suite A130, Kennewick)Felonies, civil, domestic/divorce, probate, guardianship (general jurisdiction)Benton County Clerk (Superior Court clerk)dw.courts.wa.gov Washington Courts case search, no fee stated. Odyssey Portal registration through the County Clerk does not include documents: 'DOCUMENT ACCESS IS NOT AVAILABLE AT THIS TIME'.7
Benton County District Court (Kennewick; Prosser branch)Misdemeanors, gross misdemeanors, traffic/non-traffic/parking infractions, anti-harassment, small claims, civil up to $100,000; also serves Kennewick, Prosser, Richland and West Richland (no separate municipal courts)17Benton County District Courtresearchwa.tylerhost.net/… re:SearchWA, then a GR 31 Records Request form8
Benton County Juvenile Court (5606 W Canal Pl, Ste 106, Kennewick)Juvenile matters——
Fees
Superior Court Clerk (schedule effective June 11, 2026): certified copies $5.00 first page + $1.00 each additional; non-certified $.50 per page; emailed copies $.50 per page; civil filing $290.00. District Court records: research $20.00/hour, certified $5.00 first page + $1.00 each additional, copies $.50/page paper or $.25/page e-mailed9
District retention
District Court destroys closed criminal, civil and infraction cases after 3 years; DV/DUI-related and open civil judgments after 10 years8

Criminal records and background checks

Felony
Superior Court felony files via the Benton County Clerk; statewide index at dw.courts.wa.gov18
Misdemeanor
District Court records via re:SearchWA or a Records Request (case number or defendant's full name and DOB)8
Jail
Daily Jail Roster on the county site3
Not public
Not public at District Court: police reports, mental illness and treatment commitment records, sealed records8

How Washington courts keep their files

Marriage records

Kept by the Benton County Auditor - Recording Division.3

Marriage license
Issued by the Auditor (Kennewick, or Prosser by appointment, or by mail with notarized application); $172.00; 3-day waiting period; valid 60 days19
Certified copy
Certified copies $3.00 each; photocopies $1.00 each; in person or by mail to Attn: Marriage License Copies, 7122 W Okanogan Pl, Bldg. E-12019
Public status
Marriage licenses are public record except Address Confidentiality Program participants19

Washington marriage records, statewide

Divorce records

Benton County Clerk (Superior Court) holds dissolution files; filing fee $364.009

How to order
Certified copies $5.00 first page + $1.00 each additional page from the Clerk9

Washington divorce records: decree or state record

Birth certificates

Benton-Franklin Health District issues Washington birth certificates (in person, mail, or VitalChek)10

Fee
$25 per certificate; same-day service extra; VitalChek orders start at $43.0010
Who may
Restricted since January 1, 2021 under RCW 70.58A; proof of identity and eligibility required10
Processing time
Mail-in: allow 2-3 weeks minimum10

Ordering a Washington birth certificate

Death certificates

Benton-Franklin Health District issues death certificates10

Fee
$25 per certificate10
No refund
No refunds if no record is found or eligibility is not proven10

Ordering a Washington death certificate

Probate records and wills

Probate, guardianship and TEDRA cases are filed with the Benton County Clerk9

Fees
Estate – Probate $290.00; Will Only $20.00; Will Repository $20.00; Letters of Administration, Testamentary, or Guardianship $5.009

Finding a will or probate case in Washington

Voter records

Voter registration and elections: Auditor's Elections Division, (509) 736-3085; register online via VoteWA20

Historical records

Cash fee books
Scanned Historical Cash and Fee Books (numerical by fee number, giving volume and page) online21

Good to know about Benton County records

  • Benton and Franklin Counties share one Superior Court bench (Benton & Franklin Counties Superior Court)22
  • No municipal courts: Kennewick, Prosser, Richland and West Richland cases go to Benton County District Court18
  • Recorded documents searchable online from January 1971 (EagleWeb says January 1972); images need a registered account; 1906-1970 found via scanned index books12
  • Superior Court case documents are not viewable online in Benton County (Odyssey document management not used)7
  • District Court destroys closed criminal, civil and infraction case files after 3 years8
  • Vehicle licensing at the Prosser Courthouse has been permanently discontinued; recording there by appointment only12
  • District Court moving to a new statewide case management system; clerks do not answer phones on Fridays starting 9/11/2617

Office addresses, phones and hours

Benton County Auditor - Recording Division

Address
7122 W. Okanogan Pl., Bldg. E (Suite E120), Kennewick, WA 99336; in-person recording in Prosser (620 Market St.) by appointment only12
Mail
Benton County Auditor, Attn: Recording Division, 7122 W. Okanogan Pl., Ste E120, Kennewick WA 9933612
Phone
(509) 736-2727 (Auditor main); Recording Division (509) 786-5616; Prosser appointments (509) 786-56202
Hours
Mon.-Fri. 8:30 a.m.-4:30 p.m.23

Benton County Auditor (elected; recording, licensing, elections, accounting)

Address
Kennewick Campus, 7122 W. Okanogan Pl., Bldg. E, Kennewick; Prosser Courthouse (by appointment only), 620 Market St., Prosser20
Phone
(509) 736-2727 (Main)20
Hours
Kennewick Office Monday-Friday, 8:30 a.m. to 4:30 p.m.19

Benton County Auditor - Elections Division

Address
7122 W. Okanogan Pl., Bldg. E, Kennewick20

Benton County Assessor

Address
620 Market Street, Prosser, WA 99350 (by appointment only Tue-Thu); Kennewick Office: Benton County Administration Building, 7122 W. Okanogan Pl. Building E, Kennewick WA 993365
Phone
509-786-2046 (Prosser); 509-735-2394 (Kennewick)5
Hours
Kennewick: Mon-Fri 8:30 AM-4:30 PM; Prosser: Tuesday-Thursday 8:30 AM-4:30 PM by appointment only5

Benton County Treasurer

Address
Kennewick Office: 7122 W Okanogan Pl Suite E110, Kennewick, WA 99336; Prosser Office: 620 Market St, Prosser, WA 993506
Mail
Payments: Benton County Treasurer, Tax Processing Center, 7122 W Okanogan Pl #E110, Kennewick, WA 99336; Prosser: PO Box 630, Prosser, WA 9935014
Phone
509-735-8505 (Kennewick); 509-786-2255 (Prosser)6
Hours
Kennewick Monday-Friday 8:30am-4:30pm; Prosser Monday, Wednesday and Friday 10:00am-2:00pm (closed 12-1)6

Benton County Clerk (Superior Court clerk)

Address
7122 W. Okanogan Place, Suite A210, Kennewick WA 99336 (Benton County Justice Center); also Prosser Courthouse, 620 Market St11
Mail
7122 W. Okanogan Place, Suite A210, Kennewick WA 9933611
Hours
Kennewick Office 8:00 a.m. to 4:00 p.m.; Prosser Office 8:00 a.m. to 4:00 p.m. (closed for lunch 12:00 p.m. to 1:00 p.m.)11

Benton County District Court

Address
Benton County Justice Center, 7122 W. Okanogan Place, Suite A110, Kennewick WA 99336; Prosser branch 620 Market St17
Phone
509.735.8476 (Kennewick); 509-786-5480 (Prosser)18
Hours
Mon-Fri 8:00 AM to 4:00 PM; clerks do not answer phones or return voicemails on Fridays since 9/11/26, until further notice (staffing and new case management system)17

Benton County Clerk (probate files of the Superior Court)

Address
7122 W. Okanogan Place, Suite A210, Kennewick WA 9933611
Mail
7122 W. Okanogan Place, Suite A210, Kennewick WA 9933611
Hours
8:00 a.m. to 4:00 p.m.11

Benton-Franklin Health District - Vital Records

Address
7102 W. Okanogan Place, Kennewick, WA 9933610
Mail
Benton-Franklin Health District, 7102 W. Okanogan Place, Kennewick, WA 9933610
Phone
509.460.4204 (contact number on the Vital Records page); 509.460.4200 (Kennewick office, general)10
Hours
Monday-Friday 8:00-11:30 and 1:00-4:0010

Benton County Geographic Information Systems

Benton County Sheriff's Office (public records portal)

Records that are not online: public records requests

Request page
bentoncountywa.nextrequest.com (Benton County Public Records Portal); form by mail to a department Public Records Officer24
Where to send it
Department Public Records Officers list; Sheriff has a separate portal bcso.nextrequest.com; Superior Court Clerk records requests paid via nCourt24

How to write a public records request

Questions people ask

How do I get a copy of a deed in Benton County?

The Benton County Auditor - Recording Division keeps deed records. To order copies: In person or by mail with the Search Request Form and a check payable to Benton County Auditor; mailed requests should include the Auditor's File Number and return address. Plain copies: $1.00 per page (non-certified). Certified copies: $3.00 first page + $1.00 each additional page.32

How much is a birth certificate in Benton County?

$25 per certificate; same-day service extra; VitalChek orders start at $43.00.10

Where do I get a divorce decree in Benton County?

Benton County Clerk (Superior Court) holds dissolution files; filing fee $364.00.9

How do I look up who owns a property in Benton County?

Use the property search of the Benton County Assessor: property.spatialest.com/wa/benton5

Official copies vs look-alike sites

A certified copy comes only from the office that holds the record; reports and "research copies" sold by commercial sites are not issued by any Benton County office. How to tell an official record source from a paid look-alike.

Other counties in Washington with a full guide: Clark County, Cowlitz County, Franklin County, Grant County, Island County, King County, Kitsap County, Lewis County, Pierce County, Skagit County, Snohomish County, Spokane County, Thurston County, Whatcom County, Yakima County. Every county in the state: Washington county list. Looking for another Benton County? Benton County, Arkansas; Benton County, Oregon.

Sources

Every fact above links to the official page it comes from. Fees and rules change, so check the office's own page before you pay or travel.

  1. Government Units List 2026US Census Bureauchecked November 4, 2026
  2. Search Recorded DocumentsBenton County Auditorchecked November 5, 2026
  3. Benton County, WA home pageBenton Countychecked November 5, 2026
  4. County assessor and treasurer websitesWashington Department of Revenuechecked November 5, 2026
  5. AssessorBenton County Assessorchecked November 5, 2026
  6. TreasurerBenton County Treasurerchecked November 5, 2026
  7. Odyssey PortalBenton County Clerkchecked November 5, 2026
  8. District Court Records RequestBenton County District Courtchecked November 5, 2026
  9. Benton County Clerk's Fee Schedule (Word document)Benton County Clerkchecked November 5, 2026
  10. Vital RecordsBenton-Franklin Health Districtchecked November 5, 2026
  11. ClerkBenton County Clerkchecked November 5, 2026
  12. RecordingBenton County Auditorchecked November 5, 2026
  13. Auditor's Fee ListBenton County Auditorchecked November 5, 2026
  14. Property TaxesBenton County Treasurerchecked November 5, 2026
  15. Geographic Information SystemsBenton Countychecked November 5, 2026
  16. Valuation Appeal FormsBenton County Assessorchecked November 5, 2026
  17. District CourtBenton County District Courtchecked November 5, 2026
  18. Court Directory: Benton CountyWashington Courts (AOC)checked November 5, 2026
  19. Marriage LicensingBenton County Auditorchecked November 5, 2026
  20. AuditorBenton County Auditorchecked November 5, 2026
  21. Historical Cash and Fee BooksBenton County Auditorchecked November 5, 2026
  22. Superior CourtBenton County Superior Courtchecked November 5, 2026
  23. EagleWeb document search (Tyler Technologies)Benton County Auditorchecked November 5, 2026
  24. Public Records RequestsBenton County Commissionerschecked November 5, 2026
  25. County population totals: Vintage 2025 (July 1, 2025)US Census Bureauchecked November 4, 2026