1. About the Prosecutor

    The Prosecuting Attorney is the chief legal officer for Lewis County. The primary mission of a Prosecuting Attorney is to enforce criminal laws and work for the victims of crime. This includes obtaining orders for restitution for the victim, informing the victim of court dates, and acting as an advocate for the victim at trial and sentencing. The Prosecuting Attorney also acts as legal counsel to the Lewis County Board of County Commissioners and county departments, assists in certain child support cases, and performs a number of other statutory duties. Deputy Prosecuting Attorneys are appointed by the Prosecuting Attorney to …


    Prosecutor - May 7, 2009, 3:59 p.m.


  2. Transportation Improvement

    Transportation Improvement ProgramThe Transportation Improvement Program (TIP) represents the county's transportation priorities for a six-year time period and identifies road and bridge construction, and other transportation improvement projects throughout the unincorporated county. The Annual Construction Program (ACP) represents the first year of the program. Pursuant to Washington law and administrative code (RCW 36.81.121 & WAC 136-15-150), every year Public Works prepares a TIP and ACP for adoption by the Lewis County Board of County Commissioners after a public hearing thereon. Once adopted, road and bridges targeted for improvement may require new vertical and horizontal alignment, resurfacing, additional right of way, …


    Public Works - March 11, 2009, 11:12 a.m.


  3. Septic Program

    Updates to Lewis County Code 8.40, On-Site Sewage Systems LCC 8.40, 2025On August 26, 2025, the Lewis County Board of County Commissioners approved an updated Lewis County Code 8.40, On-Site Sewage Systems. Please see the attached document for the updated code. While the new code has not been published as of yet, it is effective as of August 26, 2025. To request a septic system construction final inspection, please call the Septic Inspection line at (360) 740-1330. Applications & Fees Test Pit Guidelines Gravity Construction Standards List of Certified Professionals (Designers, Installers, Pumpers) Certified Professional Resources FAQ Onsite Septic Homeowners …


    Environmental Health - Jan. 30, 2018, 3:13 p.m.


  4. Survey

    Survey Results:A community wide survey ran from November 2, 2021, to December 10, 2021, as an opportunity for county residents to provide direct input to the local government decision-making process, specifically on spending priorities for the $15 million that has been allocated to Lewis County as a part of the American Rescue Plan Act (ARPA) distribution of funds to local county governments.Survey results presented from POLCO to Lewis County Staff on 3-9-2022: Lewis County ARPA Baseline Survey resultsSurvey result highlights presented to Board of County Commissioners on 1-19-2022: 1.19.2022 Polco Survey Results HighlightsFull resident results: Residents ResultsFull business results: Business …


    Nov. 1, 2021, 3:36 p.m.


  5. County Manager

    Ryan BarrettCounty ManagerRyan Barrett has served as County Manager for Lewis County, Washington, since August 2023. Selected by the Board of County Commissioners after a nationwide search, Barrett brings nearly two decades of public sector experience and a strong connection to the local community. His background includes leadership roles in law enforcement, regional corrections and municipal government, giving him a well-rounded perspective on the challenges and opportunities facing the county.As County Manager, Barrett is focused on building a thriving, sustainable and inclusive community. His priorities include strengthening the local economy, improving infrastructure and enhancing the quality of life for residents. …


    Commissioners - Nov. 30, 2022, 2:02 p.m.


  6. Contacting an Inmate

    Updated and EFFECTIVE January 6, 2021 Inmate Postal Mail To maintain the security and safety of the inmates and staff, all inmate postal mail (with the exception of Legal Mail, money orders, books, Court Documents, Bank Statements, & Publications) must be sent to the following address:Lewis County JailInmate Name - ID NumberPO Box 9122Seminole, FL 33775-9122Legal Mail, money orders, Court Documents, Books, Bank Statements, & Publications will continue to be sent to the facility directly at 28 SW Chehalis Ave., Chehalis WA 98532The Inmates Name and ID number must be clearly Printed on the outside of the envelope or postcard …


    Sheriff - Jan. 5, 2016, 7:21 a.m.


  7. Fallen Officers

    IN REMEMBRANCE The Lewis County Sheriff's Office honors all officers in Lewis County who have died in the line of duty. LEWIS COUNTY SHERIFF'S OFFICE Deputy Stephen "Mike" Gallagher, Jr. - End of Watch August 17, 2009Lewis County Sheriff’s Deputy Stephen “Mike” Gallagher was gravely injured on Monday evening August 17, 2009, while responding to assist another deputy with a domestic violence 911 call. Deputy Gallagher’s patrol vehicle struck an elk on US Highway 12, near mile post 130, just outside of Packwood, WA. Deputy Gallagher was airlifted to Harborview Medical Center in Seattle where he succumbed to his injuries …


    Sheriff - Oct. 13, 2011, 4:32 p.m.


  8. County seeks applicants for Public Health & Social Services Advisory Board

    The Lewis County Board of Health (BOH) is seeking Lewis County residents interested in serving on the Public Health & Social Services (PHSS) Advisory Board, a volunteer board that advises the BOH on issues affecting community health, environmental health, and social services.The thirteen-member board provides a unique opportunity for community members to share their experience and help shape decisions that affect public health and social services across Lewis County. Advisory Board members bring lived experience and professional expertise to inform plans and programs that impact the health and well-being of local residents.The BOH is accepting applications to fill four open …


    Public Health - Feb. 4, 2026, 3:08 p.m.


  9. Sales Data

    The following page(s) list sales in Lewis County for the calendar year of 2023. Sales from 2023 were the primary market data used in setting values for Assessment Year 2024 for Taxes payable in 2024. The assessment/lien date for Assessment Year 2024 is 1/1/2024. This means your assessed value for this year should reflect 100% of the market value of your property as of 1/1/2024.The Lewis County Assessor's Office gives no warranties expressed or implied for the data contained herein, for its use, or for its interpretation.Citizens using this information should perform their own research to verify each transaction.A key …


    Assessor - Feb. 4, 2015, 9:10 a.m.


  10. 2022 Sales for 2023 Assessments for 2024 Tax Year

    The following page(s) list sales in Lewis County for the calendar year of 2022. Sales from 2022 were the primary market data used in setting values for Assessment Year 2023 for Taxes payable in 2024. The assessment/lien date for Assessment Year 2023 is 1/1/2023. This means your assessed value for this year should reflect 100% of the market value of your property as of 1/1/2023.The Lewis County Assessor's Office gives no warranties expressed or implied for the data contained herein, for its use, or for its interpretation.Citizens using this information should perform their own research to verify each transaction.A key …


    Assessor - Nov. 9, 2023, 4:38 p.m.