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The population density of Hilo, HI was 867 in 2018. The population density of Pearl City, HI was 5,063 in 2018.

Population Density

Population Density is computed by dividing the total population by Land Area Per Square Mile.

Above charts are based on data from the U.S. Census American Community Survey | ODN Dataset | API - Notes:

1. ODN datasets and APIs are subject to change and may differ in format from the original source data in order to provide a user-friendly experience on this site.

2. To build your own apps using this data, see the ODN Dataset and API links.

3. If you use this derived data in an app, we ask that you provide a link somewhere in your applications to the Open Data Network with a citation that states: "Data for this application was provided by the Open Data Network" where "Open Data Network" links to http://opendatanetwork.com. Where an application has a region specific module, we ask that you add an additional line that states: "Data about REGIONX was provided by the Open Data Network." where REGIONX is an HREF with a name for a geographical region like "Seattle, WA" and the link points to this page URL, e.g. http://opendatanetwork.com/region/1600000US5363000/Seattle_WA

Geographic and Population Datasets Involving Pearl City, HI or Hilo, HI

  • API

    Campaign Spending OE Ledger NCC Dataset

    hicscdata.hawaii.gov | Last Updated 2024-05-09T02:23:19.000Z

  • API

    Statewide TMKs

    highways.hidot.hawaii.gov | Last Updated 2023-03-24T03:09:16.000Z

    Tax Map Parcels for the State of Hawaii as of April 2022. Merged from TMK Parcel datasets from all four counties of Hawaii, April 2022. Dates of TMK data sets: County of Maui: 4/20/22; County of Hawaii: 4/25/22; County of Kauai: 4/25/22; City and County of Honolulu: 4/27/22. For more information, refer to https://files.hawaii.gov/dbedt/op/gis/data/tmk_state.pdf or contact the Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Fire Risk Areas

    highways.hidot.hawaii.gov | Last Updated 2023-02-19T23:50:41.000Z

    Ratings of risk from wild-land fires for major populated areas in the Hawaiian islands. Source: Department of Land and Natural Resources, Division of Forestry and Wildlife, Fire Management Program, 2007; Update - boundaries still valid per DLNR-DOFAW - 12/18/17. For additional information, please refer to complete metadata at https://files.hawaii.gov/dbedt/op/gis/data/FireRisk.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Statewide TMKs

    highways.hidot.hawaii.gov | Last Updated 2023-03-24T05:25:26.000Z

    Tax Map Parcels for the State of Hawaii as of April 2022. Merged from TMK Parcel datasets from all four counties of Hawaii. Updated April 2022. Dates of TMK data sets: City and County of Honolulu: 4/27/22; County of Maui: 4/20/22; County of Hawaii: 4/25/22; County of Kauai: 4/25/22. The parcel boundaries are intended to provide a visual reference only and do not represent legal or survey level accuracy. Attributes are for assessment purposes only and are subject to change at any time. For more information, refer to https://files.hawaii.gov/dbedt/op/gis/data/tmk_state.pdf or contact the Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Tsunami Evacuation Zone

    highways.hidot.hawaii.gov | Last Updated 2021-10-29T18:22:44.000Z

    Tsunami Evacuation Zones for the islands of Niihau, Kauai, Oahu, Molokai, Lanai, Maui and Hawaii. Source: Island of Hawaii: Pacific Disaster Center (PDC), 1998; Island of Oahu: City and County of Honolulu, 2010; Islands of Molokai, Lanai, Maui: County of Maui, 2013; Island of Kauai: County of Kauai, 2014. For additional information, please refer to complete metadata at https://files.hawaii.gov/dbedt/op/gis/data/tsunevac.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Tsunami Safe Zones

    highways.hidot.hawaii.gov | Last Updated 2021-10-29T12:08:52.000Z

    Tsunami Safe Zones for the islands Niihau, Kauai, Oahu, Molokai, Lanai and Maui. Sources: Island of Oahu: City and County of Honolulu, 2015; Islands of Maui, Molokai and Lanai: County of Maui, 2016; Islands of Kauai and Niihau: County of Kauai, 2016. Boundaries are based on peer review of the inundation models provided by UH Researchers and the operational needs of Hawaii's First Responders and the Emergency Management Community. For additional information, please refer to complete metadata at https://files.hawaii.gov/dbedt/op/gis/data/tsunevac.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Extreme Tsunami Evacuation Zones

    highways.hidot.hawaii.gov | Last Updated 2021-10-30T05:49:29.000Z

    Extreme Tsunami Evacuation Zones for the islands Niihau, Kauai, Oahu, Molokai, Lanai and Maui. Sources: Island of Oahu: City and County of Honolulu, 2015; Islands of Maui, Molokai and Lanai: County of Maui, 2016; Islands of Kauai and Niihau: County of Kauai, 2016. Boundaries are based on peer review of the inundation models provided by UH Researchers and the operational needs of Hawaii's First Responders and the Emergency Management Community. For additional information, please refer to complete metadata at https://files.hawaii.gov/dbedt/op/gis/data/tsunevac.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Oahu DFIRM

    highways.hidot.hawaii.gov | Last Updated 2021-09-11T04:02:43.000Z

    Digital Flood Insurance Rate Map (DFIRM), FEMA Special Flood Hazard Areas (SFHA) for City and County of Honolulu. Source: Federal Emergency Management Agency (FEMA), May 1, 2021. For additional information, please refer to https://files.hawaii.gov/dbedt/op/gis/data/s_fld_haz_ar_state.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, HI 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    2020 Zip Code Tabulation Areas

    highways.hidot.hawaii.gov | Last Updated 2023-03-24T02:15:57.000Z

    2020 Zip Code Tabulation Area (ZCTA) Boundaries with 2020 population for the State of Hawaii, clipped to the coastline. Source: US Census Bureau, July 2022. For additional information about this layer, please refer to metadata at https://files.hawaii.gov/dbedt/op/gis/data/zcta20.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.

  • API

    Public Schools

    highways.hidot.hawaii.gov | Last Updated 2023-03-24T00:42:14.000Z

    Locations of public schools in the State of Hawaii as of June 2021. Source: Hawaii State Department of Education. Received shapefile from DOE consultant, 7/2/21. For more information, please see metadata at https://files.hawaii.gov/dbedt/op/gis/data/public_schools.pdf or contact Hawaii Statewide GIS Program, Office of Planning and Sustainable Development, State of Hawaii; PO Box 2359, Honolulu, Hi. 96804; (808) 587-2846; email: gis@hawaii.gov; Website: https://planning.hawaii.gov/gis.