Geography

Unlock valuable insights into the McKinleyville area with our suite of powerful geographical tools. From interactive maps to spatial analysis features, our platform empowers users to explore demographics, land use patterns, transportation networks. We encourage users to use the following search parameters: Zip Code (95519), Census Tracts (104, 105.02, 105.3, 105.4)

Neighborhood Maps

Conceptual Neighborhood Map - features possible neighborhood boundaries of 18 different areas in McKinleyville.

Economic Maps

Business Concentration Map - Identifies clusters of commercial activity and business establishments to highlight economic centers and potential sales-tax-generating areas.

Jobs and Housing Map - Illustrates the spatial relationship between employment opportunities and residential development to evaluate jobs-housing balance within the community.

Parcel Classification Map - Displays land-use classifications by parcel to show the distribution of residential, commercial, industrial, public, and other land uses.

Parcel Development Map - Depicts the extent and intensity of development across parcels, distinguishing developed, underdeveloped, and undeveloped properties.

Population Density by Lot Designation Map - Estimates population distribution based on residential lot designations to identify areas of higher and lower residential density.

Street Maps

Master Maps - highlights the location and condition of roads within specific McKinleyville neighborhoods. 

Azalea

Bates

Baduwa't

Dows Prairie

Elizabeth Arthur

Little Pond

Sutter

Shapefiles for Mapping

• TIGERweb: This interactive web map is a simple way to view TIGER/Line data without having to download it.

• TIGER/Line Shapefiles: These files cover numerous geographies at the national, statewide and county levels (Census Bureau).

• Cartographic Boundary Files: Simplified representations of selected TIGER data for use in small-scale thematic mapping (Census Bureau).

• The National Map (U.S. Geological Survey)

• Geospatial Data Gateway: Environmental and natural resources data

• National Historical Geographic Information System: Provides free census data and boundary files for the U.S. dating back to 1790.

• U.S. Congressional District Shapefiles: Historical boundaries for every U.S. congressional district between 1789 and 2012 (UCLA).

• Humboldt County: ArcGIS shapefiles containing Humboldt County data. 

Lists and Geographic Codes

• Census Bureau Code Lists: A variety of FIPS codes are available for download, including counties, places and townships, among others.

• BEA County FIPS Codes: A comprehensive list of the county definitions and modifications used by the U.S. Bureau of Economic Analysis.

• Metropolitan and Micropolitan Delineation Files : Includes current and historical definitions for core-based statistical areas, metropolitan divisions and combined statistical areas (Census Bureau).

• Economic Development Districts (EDDs) as of January 2023 : These federally recognized EDDs are designated by the U.S. Economic Development Administration (StatsAmerica).

Bridge/Crosswalk Files

• National Historical GIS Geographic Crosswalks: These crosswalks describe how U.S. census geographic units from one census year correspond to units from another year (NHGIS). 

• Geocorr Geographic Correspondence Engine: Generate your own crosswalk files for dozens of geographic layers, complete with the ability to weight by population, land area or housing units (Missouri Census Data Center).

• USPS ZIP Code Crosswalk Files: These crosswalk files, which link ZIP Codes to multiple different geographies—from census tracts to congressional districts—are updated quarterly (HUD).

• ZIP Code Tabulation Area to County Bridge: ZIP Code Tabulation Areas (ZCTAs) were assigned to both Census and BEA counties based on population-weighted ZCTA centroids. This bridge is based on TIGER 2018 shapefiles from the U.S. Census Bureau, and the centroids were weighted based on Census 2010 block-level population (StatsAmerica).