14 datasets found
  1. a

    Pre and Prop Annex

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated May 18, 2010
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    Snohomish County (2010). Pre and Prop Annex [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::pre-and-prop-annex/about
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    Dataset updated
    May 18, 2010
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    This data set is a compilation of pre-proposed and proposed annexation boundaries for cities and districts in Snohomish County, Washington. The boundaries are compiled from legal descriptions for each pre-proposed or proposed annexation. Legal descriptions were interpreted without assumption of intent or bias from any pre-existing maps. Spatial registration conforms to features in the Snohomish County parcel data set. Information captured include the boundary of each individual pre-proposed or proposed annexation, the entity intending to annex, the name of the intended annexation, Y or N indicating if the annexation is proposed, the BRB number of proposed annexations, and the date the intended annexation was submitted to the Assessor's office.

  2. a

    Townships

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Dec 1, 2025
    + more versions
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    Snohomish County (2025). Townships [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::townships/about
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    Dataset updated
    Dec 1, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    This polygon dataset is a compilation of all the townships in Snohomish County derived from the Public Land Survey System (PLSS) grid dataset. The PLSS grid is the master coverage of the PLSS maintained by the Assessor's Office. It contains linework and attribute information for townships and ranges. It is compiled from recorded surveys and plats, coordinates and linework supplied by private surveyors, Snohomish County Public Works Survey, cities, Washington State Department Of Natural Resources (DNR) and the United States Department of the Interior - Bureau of Land Management (BLM). Standard BLM methods are used to construct the aliquot grid. In coastal areas, the aliquot grid may not apply for many of the coastal sections, it has been constructed for the purposes of land title and defining map extents for automated routines.

  3. a

    PLSS Line

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Nov 26, 2025
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    Snohomish County (2025). PLSS Line [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/plss-line
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    Dataset updated
    Nov 26, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    The Public Land Survey System (PLSS) Grid - Line is linework derived from the master coverage of the PLSS maintained by the Assessor's Office. This dataset only contains linework and attribute information for townships, ranges, sections, quarter sections and quarter quarter sections and government lot lines. It is compiled from recorded surveys and plats, coordinates and linework supplied by private surveyors, Snohomish County Public Works Survey, cities, Washington State Department Of Natural Resources (DNR) and the United States Department of the Interior - Bureau of Land Management (BLM). Standard BLM methods are used to construct the aliquot grid. In coastal areas, the aliquot grid may not apply for many of the coastal sections, it has been constructed for the purposes of land title and defining map extents for automated routines.

  4. a

    Data from: County Boundary

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Mar 1, 2003
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    Snohomish County (2003). County Boundary [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::county-boundary-1/about
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    Dataset updated
    Mar 1, 2003
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    This data set is created using the township lines from the Snohomish County Assessor's Public Land Survey grid for the north and south boundary. The west boundary is taken from a Washington State county boundaries data set wtih a minor modification at its northerly extent to follow tide land boundries. The eastern boundary is taken from the Snohomish County basins data set.

  5. a

    Municipal Annexations

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Dec 1, 2002
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    Snohomish County (2002). Municipal Annexations [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/maps/municipal-annexations
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    Dataset updated
    Dec 1, 2002
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    This data set is a compilation of municipal annexation boundaries for cities in Snohomish County, Washington. The boundaries were compiled from legal descriptions for each annexation from the original incorporation onward. Legal descriptions were interpreted without assumption of intent or bias from any pre-existing maps. Spatial registration conforms to features in the Snohomish County parcel data set. Information captured include the boundary of each individual annexation, the effective date of the annexation and the reference to the insturment authorizing the annexation.

  6. a

    Subdivisions

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Dec 1, 2025
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    Snohomish County (2025). Subdivisions [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/subdivisions
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    Dataset updated
    Dec 1, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    Data Dictionary, Related DocumentThe Subdivisions data set is a thematic layer depicting subdivision boundaries such as formal plats, condominiums, short plats, etc. Subdivisions are defined as real property entities that have gone through a formal review process through a county or city regulatory agency for the purpose of subdividing land into smaller legal building lots. Subdivisions may overlap completely or partially. The subdivisions layer is complete for formal plats and condominiums only. It does not depict all subdivisions of legal record for other types of subdivision.

  7. a

    Rural Urban Transition Area

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Jul 10, 1995
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    Snohomish County (1995). Rural Urban Transition Area [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::rural-urban-transition-area/about
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    Dataset updated
    Jul 10, 1995
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    Rural lands are those areas outside of urban growth areas (UGAs). As the Growth Management Act (GMA) requires a “Rural Element” that includes lands “not designated for urban growth, agriculture, forest, or mineral resources” (RCW 36.70A.070(5)). The GMA requires the county to include a rural element in its comprehensive plan. The county’s rural element consists of the rural land use policies in this subsection of the Land Use chapter as well as other rural-related policies addressing utilities, transportation, housing, open space, parks and recreation, economic development, and natural resources, each discussed in separate sections of the county’s comprehensive plan.

  8. a

    Tax Code Areas

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Nov 3, 2025
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    Snohomish County (2025). Tax Code Areas [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/tax-code-areas/explore
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    Dataset updated
    Nov 3, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    This data set is a compilation of tax code area boundaries in Snohomish County, Washington. Tax code areas are formed from a composite of special purpose district boundaries such as cities, fire districts, school districts, etc. Tax code areas represent areas with a uniform tax (levy) rate for that area. The boundaries of the present data set are compiled from data sets for many of the taxing districts that were compiled from legal descriptions for each annexation from the original incorporation onward. Legal descriptions were interpreted without assumption of intent or bias from any pre-existing maps. Spatial registration conforms to features in the Snohomish County parcel data set. For areas where special purpose district boundaries have not been converted, the boundaries were taken from a manually maintained atlas.

  9. a

    Future Land Use

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Jan 1, 1995
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    Snohomish County (1995). Future Land Use [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::future-land-use
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    Dataset updated
    Jan 1, 1995
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    Washington State’s Growth Management Act (GMA) (chapter 36.70A RCW) requires the development of a comprehensive plan. Comprehensive Plan {https://www.snohomishcountywa.gov/2139/Comprehensive-Plan} changes are voted on once per year by the Snohomish County Council, with recommendations given by the Planning Commission, Public comments, and the Department of Planning and Development Services (PDS).The Comprehensive Plan serves as the document that guides County decisions and services on a wide range of topics, including: land use, transportation, parks, housing, capital facilities and the natural environment. The Comprehensive Plan consists of five components:The General Policy Plan consists of goals, objectives and policies that serve as a guide to the county’s growth and development.The Future Land Use Map (PDF) expresses graphically the 20-year vision of the preferred land use pattern. It identifies the urban growth areas around cities and towns, as well as urban, rural, and resource lands. The map is implemented through numerous zoning classifications and development regulations.The Transportation Element presents a plan for transportation facilities and services to support the needs of the projected populations.The Capital Facilities Plan (PDF) contains an inventory of the county’s public facilities and utilities, establishes level of service standards necessary to support development, and prioritizes facilities needed to support the needs of the projected populations.The Park and Recreation Element presents a plan for park and recreation facilities and services to support the needs of the projected populations.Outside of the periodic update cycle, less extensive revisions are allowed through the docketing process and County-initiated amendment proposals. Information on current and past proposals, and to find out about submitting an amendment to the Comprehensive Plan can be obtained from the Docket and County-Initiated Amendments web page.

  10. a

    PLSS Points

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Oct 30, 2025
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    Snohomish County (2025). PLSS Points [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/plss-points
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    Dataset updated
    Oct 30, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    The Public Land Survey System (PLSS) Grid - Points is point data derived from the master coverage of the PLSS maintained by the Assessor's Office. This dataset only contains points. It is compiled from recorded surveys and plats, coordinates and linework supplied by private surveyors, Snohomish County Public Works Survey, cities, Washington State Department Of Natural Resources (DNR) and the United States Department of the Interior - Bureau of Land Management (BLM). Standard BLM methods are used to construct the aliquot grid. In coastal areas, the aliquot grid may not apply for many of the coastal sections, it has been constructed for the purposes of land title and defining map extents for automated routines.

  11. a

    PLSS Polygon

    • snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com
    Updated Nov 3, 2025
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    Snohomish County (2025). PLSS Polygon [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/9db01181d71e4af9bdc20508c8eaa00d
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    Dataset updated
    Nov 3, 2025
    Dataset authored and provided by
    Snohomish County
    Area covered
    Description

    The Public Land Survey System (PLSS) Grid - Polygon are polygons derived from the master coverage of the PLSS maintained by the Assessor's Office. This dataset only contains polygon information. It contains polygons mostly at a quarter quarter section resolution except in certain non-urban areas where a lower full section resolution or hybrid is used. It is compiled from recorded surveys and plats, coordinates and linework supplied by private surveyors, Snohomish County Public Works Survey, cities, Washington State Department Of Natural Resources (DNR) and the United States Department of the Interior - Bureau of Land Management (BLM). Standard BLM methods are used to construct the aliquot grid. In coastal areas, the aliquot grid may not apply for many of the coastal sections, it has been constructed for the purposes of land title and defining map extents for automated routines.

  12. a

    Mapped Chinook Distribution in King County / chinbuff area

    • gis-kingcounty.opendata.arcgis.com
    • king-snocoplanning.opendata.arcgis.com
    Updated Nov 21, 2017
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    King County (2017). Mapped Chinook Distribution in King County / chinbuff area [Dataset]. https://gis-kingcounty.opendata.arcgis.com/datasets/mapped-chinook-distribution-in-king-county-chinbuff-area
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    Dataset updated
    Nov 21, 2017
    Dataset authored and provided by
    King County
    Area covered
    Description

    Buffer of Recorded Chinook Distribution in King CountyWRIA 7 Snohomish Drainage - Snohomish County Planning And Development Services, Cartography Section Chinook distribution depicted on this map represent areas of existing use by any life stage. It should also be noted that the distribution areas depicted on this map may not be complete or accurate in all cases due to incomplete data, the changing nature of fish distribution and use, or error in collecting or documenting the information. Original Data Sources Chinook Salmon Source for Snohomish R., Skykomish R. and Snoqualmie R.: Snohomish River Basin Work Group, Fish Mapping Workshop, August 16, 1995, Everett, Washington. Source for Sauk R., Suiattle R., Swamp Ck., North Ck. and Little Bear Ck.: Washington State Department of Fish & Wildlife; 1:100,000 scale StreamNet Data Base, Updated 1997. Source for Stillaguamish River Basin: WDFW Stream Catalog, Spawner Survey Database (WDFW) and the Technical Advisory Group of the Washington Conservation Commission, September 1999. Presumed Chinook Distribution In addition to the known and presumed distribution shown on this map, presumed habitat shall also include any areas that meet the following minimum physical parameters necessary to support chinook salmon during any life history stage. Spawning and holding habitat constitutes all accessible rivers and streams with a channel width of greater than or equal to 10 feet and gradient of less than or equal to 5%. Rearing habitat constitutes all accessible contiguous surface waters downstream of spawning habitat including streams, lakes, ponds, side-channels, sloughs, fresh water wetlands, estuarine tidal marsh and the lower half mile of accessible types 1,2 or 3 direct tributaries (less than or equal to 5% gradient) to streams which meet the spawning criteria. WRIA 8 Cedar-Sammamish Drainage - King County Department of Natural Resources, Water and Land Resources Division This map depicts the known freshwater distribution of chinook salmon (Oncorhynchus tshawytscha) for Water Resource Inventory Area (WRIA) 8. The depicted limits of known freshwater distribution of chinook salmon are based upon the collective personal knowledge of participants in the WRIA 8 mapping project and data they gathered from published and unpublished databases. This map may underestimate or overestimate the actual distribution of chinook salmon Also, this map may inaccurately depict the location of water bodies. For example, some water bodies may be incorrectly located on this map, or may not be depicted on this map at all. All users of this map should seek the assistance of qualified professionals such as surveyors, hydrologists, or fishery biologists as needed to ensure that such users possess complete, precise, and up to date information on freshwater chinook salmon distribution and water body location. The information depicted on this map is current as of May 2000. This map may be revised at any time. Although the WRIA 8 Technical Committee intends to revise this map on an annual basis, the WRIA 8 Technical Committee cannot and does not guarantee that this map will be revised on an annual basis or at any other interval. NO EXPRESS OR IMPLIED WARRANTIES; NO WARRANTY OF MERCHANTABILITY; NO WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE. There are not express or implied warranties for this map, the information it depicts, the data on which it is based, or any service furnished herein. There is no warranty of merchantability for this map's accuracy or its depiction of chinook salmon distribution or water body location. This map is not warranted as fit for a particular purpose. WRIA 9 Duwamish-Green Drainage - King County Department of Natural Resources, Water and Land Resources Division Credits: WRIA 9 Factors of Decline SubCommittee (King Cnty DNR, WLRD) History: This data was developed from two Fish Distribution Workshops held by the WRIA 9 Factors of Decline Subcommittee on May 18th, 1999 and May 24th, 2000. Participants in the workshops hailed from a range of affiliations both inside and outside King County ( list available here, scroll down). These workshops gathered existing fish distribution information for WRIA 9 and developed working draft maps and GIS data. This existing information came from published studies, as well as from personal observations and field data gathered from government and tribal agency officials, private consultants, non-profit representatives, and local and industry experts. The maps and GIS line data depict the best available information on the distribution of seven fish species: chinook (Oncorhynchus tshawytscha), coho (Oncorhynchus kisutch), sockeye (Oncorhynchus nerka), chum (Oncorhynchus keta), pink (Oncorhynchus gorbuscha), steelhead (Oncorhynchus mykiss), and cutthroat trout (Oncorhynchus clarki). The maps and GIS point data also contain limited information regarding species age, spawning observations, outplant locations, fish barriers, and habitat conditions. The maps were published (December 2000) in the "WRIA 9 Habitat Limiting Factors and Reconnaissance Assessment Report" (under "Fish Distribution Maps" in the Part V: Appendix section). The linework for the GIS line data depicting species distribution was pulled almost exclusively from the standard King County hydrography layer, WTRCRS. Some additional linework not appearing in WTRCRS was added to FISH9 as needed, but this was in less than 1% of the cases, and was on-screen digitized from the best available aerial photography. All attributes from WTRCRS, other than wtr.name, were dropped in FISH9 and the species presence information from the workshops added.WRIA 10 Puyallup-White Drainage - Northwest Indian Fisheries Commission This data was received from the NWIFC, with out detailed meta data. More details have been requested from John Kerwin, the Regional Technical Coordinator for WRIA 10. This section compiled on April 18, 2001.

  13. a

    Lake Map & Metrics

    • lakestevensgis-lakestevens.hub.arcgis.com
    Updated Sep 12, 2023
    + more versions
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    City of Lake Stevens (2023). Lake Map & Metrics [Dataset]. https://lakestevensgis-lakestevens.hub.arcgis.com/datasets/lake-map-metrics
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    Dataset updated
    Sep 12, 2023
    Dataset authored and provided by
    City of Lake Stevens
    Description

    This application is intended to show property ownership as designated by the county of Snohomish and the City of Lake Stevens. The data is coming from the counties API and will reflect changes when the county updates.

  14. a

    Public Land Survey Quarter Sections - 3 county area / plss qtr area

    • king-snocoplanning.opendata.arcgis.com
    • hub.arcgis.com
    Updated Nov 14, 2005
    + more versions
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    King County (2005). Public Land Survey Quarter Sections - 3 county area / plss qtr area [Dataset]. https://king-snocoplanning.opendata.arcgis.com/maps/kingcounty::public-land-survey-quarter-sections-3-county-area-plss-qtr-area
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    Dataset updated
    Nov 14, 2005
    Dataset authored and provided by
    King County
    Area covered
    Description

    Public land survey system (PLSS) for combined King, Snohomish and Pierce County areas, at quarter section level where available. See also PLSS_SEC and PLSS_TWN for section grid and township grid, respectively, dissolved from PLSS_QTR.

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Snohomish County (2010). Pre and Prop Annex [Dataset]. https://snohomish-county-open-data-portal-snoco-gis.hub.arcgis.com/datasets/snoco-gis::pre-and-prop-annex/about

Pre and Prop Annex

Explore at:
Dataset updated
May 18, 2010
Dataset authored and provided by
Snohomish County
Area covered
Description

This data set is a compilation of pre-proposed and proposed annexation boundaries for cities and districts in Snohomish County, Washington. The boundaries are compiled from legal descriptions for each pre-proposed or proposed annexation. Legal descriptions were interpreted without assumption of intent or bias from any pre-existing maps. Spatial registration conforms to features in the Snohomish County parcel data set. Information captured include the boundary of each individual pre-proposed or proposed annexation, the entity intending to annex, the name of the intended annexation, Y or N indicating if the annexation is proposed, the BRB number of proposed annexations, and the date the intended annexation was submitted to the Assessor's office.

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