Benton Auditor

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Benton Auditor The Auditor's Office provides the following services: elections, licensing, recording and financial This is the official page for Benton County, WA Auditor.

All content is a public record and may be subject to public disclosure. Full Benton County Social Media Policy: http://www.co.benton.wa.us/pview.aspx?id=20940&catid=46

Benton County Social Media Comment Policy:

The purpose of this site is to present matters of public interest in Benton County to its many residents, businesses and visitors. We encourage you to submit your questions, comments, and concerns, but please note this is a limited public forum and will be monitored by County staff. As such, under the Benton County Social Media Policy, the County reserves the right to remove inappropriate Content including but not limited to those that:
a) Have obscene language or sexual Content;
b) Threaten or defame any person or organization;
c) Violate the legal ownership interest of another party;
d) Support or oppose political candidates or ballot positions;
e) Promote violence or illegal activity;
f) Discriminate on the basis of race, creed, color, age, religion, gender, marital status, status with regard to public assistance, national origin, physical or mental disability or sexual orientation; or
g) Contain personally identifiable or sensitive information, including medical information.

With 12 secure drop boxes located across Benton County, returning your ballot is easy and convenient. View all locations...
10/24/2026

With 12 secure drop boxes located across Benton County, returning your ballot is easy and convenient. View all locations on our website: BentonCountyWA.gov/elections

Monday, October 26 is the last day to register or update your voter registration online or by mail. In-person registrat...
10/23/2026

Monday, October 26 is the last day to register or update your voter registration online or by mail. In-person registration is available now and continues through Election Day. Starting Tuesday, October 27, all in-person voter services — including registration, updates, and ballot issuance — will move to the Three Rivers Convention Center. Questions? Contact us at 509‑736‑3085 or [email protected].

Happy Election Hero Day! Today we recognize the election workers and volunteers who help ensure our community’s electio...
10/20/2026

Happy Election Hero Day! Today we recognize the election workers and volunteers who help ensure our community’s elections run smoothly. Your dedication, professionalism, and service make a real difference.

Thank you for all you do.
We appreciate you!

Please be sure to remove the cover page from your ballot to see all races
10/16/2026

Please be sure to remove the cover page from your ballot to see all races

Ballots for the November General Election are on the way! Keep an eye on your mailbox over the next few days. If you don...
10/14/2026

Ballots for the November General Election are on the way! Keep an eye on your mailbox over the next few days. If you don’t receive yours or need assistance, please contact our office. Your vote matters!

09/15/2026

This message traveled a long way just to remind you: register to vote! 🗳️

Address

620 Market Street
Prosser, WA
99350

Opening Hours

Monday 8:30am - 4:30pm
Tuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm

Telephone

(509) 736-2727

Website

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