1. Codes and Flood Regulations

    Looking for information related to current codes or plans, or for details about your property?Use the links below to explore the available resources: Lewis County Code Flood Information Responding to Hirst Determining adequate water supply for a building permit


    Community Development - Oct. 24, 2016, 11:05 a.m.

  2. Investment Information

    Lewis County Investment Pool (LCIP)The LCIP is an investment pool consisting of public funds offered by the Lewis County Treasurer and authorized under RCW’s 36.29.020, 36.29.022 and 36.29.024.The LCIP was established to provide county departments as well as eligible government entities within Lewis County a mechanism whereby they may utilize the resources of the County Treasurer to maximize the potential of their surplus public funds, in a manner that optimizes safety, liquidity and return on such funds.Earnings income from the County Treasurer’s investments is distributed back to our clients, and supports local public services, reducing the amount necessary to levy …


    Treasurer - April 30, 2009, 8:35 a.m.

  3. *BOCC Wrap-Up / County Manager Update

    Please see the attached agenda.Resolution 25-363: Declare disaster in Lewis CountyResolution 25-364: Adopt a temporarily reduced building inspection fee for flood-impacted structuresResolution 25-365: Temporarily reduce the coliform (bacteria) water testing fees for flood-impacted individuals in East Lewis County


    Commissioners - Dec. 12, 2025, 4:30 p.m.

  4. Lewis County Outdoor Recreation and Tourism Commission (LCORT)

    The Lewis County Outdoor Recreation and Tourism Group's - purpose is to identify current challenges and future opportunities associated with recreation and tourism in Lewis County and to position communities to minimize impacts and maximize benefits.The Lewis County Outdoor Recreation and Tourism group brings representatives from local government, public entities and private industry together to address growing concerns with the impact of outdoor recreation and tourism. Many Lewis County communities are not taking full advantage of the existing opportunities and lack the infrastructure to support both current and future activity. By consulting the appropriate stakeholders and similar organizations already in …


    Commissioners - June 9, 2021, 10:59 a.m.

  5. Giant Hogweed

    Heracleum mantegazzianum Giant Hogweed - A perennial, or sometimes biennial, plant capable of growing 15-20 feet tall. Stout dark reddish-purple splotched stems and leaf stalks.Leaves: Leaves can grow up to 5 feet wide, and they are deeply cut/lobed and sharply toothed edges.Flowers: Flowers bloom from June-August. Flower clusters can grow 2.5 feet wide and are umbrella shaped with many small white flowers.Habitat: Can grow in a variety of habitats, but primarily found along roadsides, rights-of-way, vacant lots, streams, and rivers.Weed Classification: AWhy is it a Noxious Weed?Due to the plant's height, it forms dense canopies that outcompete native species. Plants …


    Weed Control - Sept. 29, 2022, 10:57 a.m.

  6. County Offices Closed for Labor Day


    Commissioners - Aug. 29, 2025, 4:36 p.m.

  7. Designated Forest Land

    RCW 84.33Land owners who wish current use assessment for property tax purposes on lands eligible for classification under the Designated Forest Land program must submit an application to the Lewis County Assessor's Office by December 31st. Applications taken in the calendar year prior to December 31st are inspected in the next year and either approved or denied. If the application is approved, it is taxed in the subsequent year. It takes two years after application for it to affect your taxes.Provided that acreage is being used as originally intended, valuation of land for tax purposes under the Designated Forest Land …


    Assessor - April 4, 2018, 4:31 p.m.

  8. HIV/AIDS

    Lewis County residents with HIV/AIDS can receive case management services in Olympia from Pierce County AIDS Foundation (phone 360-352-2375). Services include help accessing primary medical care and medications, adhering to treatment plans, and accessing support services such as housing, transportation, food, and mental health counseling. For More Information Information in Spanish:VIH y SIDA en EspañolCenter for Disease Control and Prevention: HIV & AIDShttp://www.cdc.gov/hiv/AIDS InfoNethttp://www.aidsinfonet.org/The Complete HIV & AIDS Resourcehttp://www.thebody.comHIV InSitehttp://hivinsite.ucsf.eduHealth Educationhttp://www.siecus.orgLGBQT http://www.pflag.org


    Public Health - June 10, 2015, 11:09 a.m.

  9. Short Term Rental Advisory Group

    PurposeThe Short Term Rental Advisory Group (STRAG) provides advice to the Lewis County Planning Commission and the Board of County Commissioners on STR matters including analyzing data collected through STR permits, evaluating the relationship between STRs and residential housing, recommending good neighbor guidelines, and recommending future regulations for STRs, as appropriate.MembersMembers to be added after appointmentScheduleAll STRAG meetings are open to the public, and the public is encouraged to communicate with the members. The public is invited to participate in person or via Zoom. Meetings take place on the first Tuesday of March, June, September and December at [location to …


    Community Development - Feb. 5, 2026, 3:25 p.m.

  10. False Brome

    Brachypodium sylvaticum False Brome - A perennial, loosely tufted grass with upright stems.Leaves: Leaf sheathes have spreading hairs (can be hairless). Leaf blades are flat and arched up to 14 inches long. Leave blades are covered with long soft hairs.Flowers: Flowers bloom from April-June. Flowers are grouped in upright to nodding spikes. Flowers vary in hairiness and typically don't have stalks connecting them to main stem.Habitat: Grows in a variety of habitats including: forests, forest edges, woodlands, riparian areas, prairies, and roadsides.Weed Classification: AWhy is it a Noxious Weed?It spreads very fast and outcompetes native flora. Can form dense monocultures …


    Weed Control - Sept. 29, 2022, 10:46 a.m.