Plymouth Public Records Directory

All links go directly to official Plymouth, Washington government websites.

About Plymouth

Nestled along the banks of the Columbia River in Benton County, the community of Plymouth, Washington, is home to just over 1,000 residents. Founded in the early 20th century, this quaint city has developed a distinct identity marked by its close-knit community, rich agricultural heritage, and abundant outdoor recreation. Plymouth's blocks are lined with friendly neighbors who often know each other by name, fostering a welcoming atmosphere. The local economy revolves around agriculture and small businesses, with an increasing number of residents commuting to nearby cities for employment.
Despite its modest size, Plymouth's blend of rural character and community spirit make it an inviting place to live and visit, offering scenic vistas along the Columbia and ample opportunities to enjoy the great outdoors.

Police Department & Arrest Records

In addition to the Plymouth, Benton County Sheriff's Office, several municipal police departments operate within the county. The Kennewick Police Department, Richland Police Department, and West Richland Police Department are the primary city law enforcement agencies. Each department is responsible for maintaining public safety within its respective city limits. They collaborate with the Sheriff's Office on major investigations and regional law enforcement initiatives, ensuring comprehensive coverage across Benton County.

Jail & Inmate Records

The Benton County Jail, located in Kennewick, is the primary detention facility for the county. It handles the booking process for individuals arrested within the county, where they are fingerprinted, photographed, and held until bail is posted or they are released by court order. The jail provides an inmate lookup service online, allowing the public to search for current detainees. Visitation rules require scheduling in advance, and visitors must adhere to strict guidelines regarding behavior and items allowed.

Court Records

The Benton County District Court serves the Plymouth community, handling a range of civil and criminal cases. The court's main location is in Kennewick, approximately 35 miles from Plymouth. Residents can access court records, schedule hearings, and get assistance with filing procedures by contacting the District Court Clerk's Office. Additionally, the Benton County Superior Court, which oversees more serious criminal matters and complex civil litigation, is also based in Kennewick and can be reached for any higher-level court-related inquiries.

Criminal Records

Benton County's criminal records system includes felony, misdemeanor, traffic violations, and the sex offender registry. The Sheriff's Office and local police departments maintain these records, which are accessible for background checks through the Washington State Patrol's Criminal History Records Section. The Washington Bureau of Investigation provides additional resources for residents seeking comprehensive criminal background information. The system is designed to support law enforcement and public safety efforts while complying with state transparency laws.

Arrest Records

Arrest records in Benton County are maintained by the Benton County Sheriff's Office. These records include details such as the date of arrest, charges, and booking information. Residents and attorneys can request arrest records through the Sheriff's Office by submitting a formal request, often requiring a small fee. The Washington Public Records Act governs the release of these records, ensuring transparency while protecting sensitive information. Arrest records provide critical details for legal proceedings and background checks.

Public Records Access

Residents of Plymouth and the broader Benton County area can access a variety of public records through the Benton County Assessor's Office. This includes property assessment data, deed information, and parcel maps. The assessor's website provides an online portal where users can search for specific parcels and download relevant documents. For in-person assistance, the Assessor's Office is located at 620 Market Street in Prosser, the county seat, approximately 25 miles from Plymouth. Staff can help navigate the records system and provide copies of documents as needed.

Economy & Demographics

Plymouth's economy is predominantly driven by agriculture and small businesses. The city's fertile farmland and favorable climate make it an important agricultural hub, with many local residents employed in the farming industry or related enterprises. In recent years, an increasing number of Plymouth residents have sought employment in the larger cities of the Tri-Cities area, commuting to jobs in industries such as technology, healthcare, and manufacturing.

Law Enforcement & Arrest Records

Law enforcement services in Plymouth are provided by the Plymouth Police Department, which works closely with the Benton County Sheriff's Office to maintain public safety. Individuals seeking local arrest records or incident reports can contact the Plymouth Police Department directly. For more comprehensive criminal record information, including arrest data and mugshots, requests should be directed to the Benton County Sheriff's Office, located in Kennewick.

Vital Records

Vital records for Plymouth residents, such as birth certificates, death certificates, and marriage licenses, are maintained by the Benton-Franklin Health District. The district's Vital Records office is situated in Kennewick, about 35 miles from Plymouth. Individuals can submit requests for copies of these records either in person or by mail. The office also offers the ability to order records online through a secure portal. Processing times and fees may vary, so residents are encouraged to contact the Vital Records office directly for the most up-to-date information.

Business & Licensing Records

The City of Plymouth's Community Development Department oversees the issuance of business licenses, building permits, and zoning approvals within the city limits. Entrepreneurs looking to open a new enterprise or expand an existing one can find the necessary application forms and guidelines on the city's website. The Community Development office is located at 1100 West Cliff Drive in Plymouth and is available to assist business owners with navigating the local permitting and licensing requirements.

Elections & Voter Records

ELECTION HUB for Plymouth, Washington voters

County elections office that serves Plymouth voters: The Benton County Auditor's Office, located at 620 Market St, Prosser, WA 99350. Phone: (509) 736-3085. Website: www.co.benton.wa.us/auditor.

How Plymouth residents register to vote: Residents can register to vote online at the Washington Secretary of State website (sos.wa.gov/elections/register-to-vote). The voter registration deadline is 29 days before an election. To register, you'll need a Washington driver's license or state ID card.

Municipal elections in Plymouth: As an unincorporated community, Plymouth does not have its own municipal elections. Residents participate in Benton County elections for county-level offices and measures.

Polling place lookup: Voters in Plymouth can find their assigned polling place on the Benton County Auditor's website.

Public election records in Washington: In Washington, election-related public records include voter registration data, campaign finance reports, and election results. These can be requested from the Benton County Auditor's Office.

2024 voter turnout in Benton County: In the 2024 presidential election, Benton County had a voter turnout of 78.2%.

November 2026 races for Plymouth/Benton: In 2026, Benton County voters will elect a county commissioner, as well as state legislative and congressional representatives.

Absentee/mail-in ballot process in Washington: All registered voters in Washington receive a mail-in ballot for each election. Completed ballots can be returned by mail or deposited in an official drop box. The deadline to submit a mail-in ballot is 8 pm on Election Day.

Public Records Transparency Score

Court Records: 8/10 | Property: 7/10 | Arrest Logs: 7/10 | Vital Records: 8/10 | Business: 7/10 | Elections: 9/10 | Overall: 8.0/10 — Benton County, Washington generally has a high level of government transparency, with good access to court records, property data, and election information. Some room for improvement in areas like arrest logs and business records.

Frequently Asked Questions

1 How do I register to vote in Plymouth, Washington?
ELECTION HUB for Plymouth, Washington voters

County elections office that serves Plymouth voters: The Benton County Auditor's Office, located at 620 Market St, Prosser, WA 99350. Phone: (509) 736-3085. Website: www.co.benton.wa.us/auditor.

How Plymouth residents register to vote: Residents can register to vote online at the Washington Secretary of State website (sos.wa.gov/elections/register-to-vote). The voter registration deadline is 29 days before an election. To register, you'll need a Washington driver's license or state ID card.

Municipal elections in Plymouth: As an unincorporated co
Residents of Plymouth and the broader Benton County area can access a variety of public records through the Benton County Assessor's Office. This includes property assessment data, deed information, and parcel maps. The assessor's website provides an online portal where users can search for specific parcels and download relevant documents. For in-person assistance, the Assessor's Office is located at 620 Market Street in Prosser, the county seat, approximately 25 miles from Plymouth. Staff can help navigate the records system and provide copies of documents as needed.
Vital records for Plymouth residents, such as birth certificates, death certificates, and marriage licenses, are maintained by the Benton-Franklin Health District. The district's Vital Records office is situated in Kennewick, about 35 miles from Plymouth. Individuals can submit requests for copies of these records either in person or by mail. The office also offers the ability to order records online through a secure portal. Processing times and fees may vary, so residents are encouraged to contact the Vital Records office directly for the most up-to-date information.
The City of Plymouth's Community Development Department oversees the issuance of business licenses, building permits, and zoning approvals within the city limits. Entrepreneurs looking to open a new enterprise or expand an existing one can find the necessary application forms and guidelines on the city's website. The Community Development office is located at 1100 West Cliff Drive in Plymouth and is available to assist business owners with navigating the local permitting and licensing requirements.