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The population density of Hudson County, NJ was 14,475 in 2018. The population density of Mercer County, NJ was 1,642 in 2018. The population density of Rockland County, NY was 1,865 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 Rockland County, NY or Mercer County, NJ or Hudson County, NJ

  • API

    Monthly Interstate Ferry Ridership, Port Authority: Beginning 1998

    data.ny.gov | Last Updated 2019-06-10T17:59:20.000Z

    This dataset provides total monthly ridership trends on New York/New Jersey interstate ferry routes. It counts ridership as unlinked trips, covering both directions of travel between the two states. It includes only scheduled interstate ferry services, and excludes tour and charter trips. The dataset provides separate totals columns for ferry terminals serving Midtown (W 39th St/Pier 79) and Downtown (Pier 11 and the World Financial Center).

  • API

    Naloxone365: NJ Free Naloxone at Pharmacies Program

    data.nj.gov | Last Updated 2024-06-11T15:41:32.000Z

    In January 2023, Governor Murphy announced a nation-leading program to allow anyone 14 years or older to acquire naloxone anonymously and at no cost at participating pharmacies across New Jersey. The Department of Human Services partnered with the New Jersey Board of Pharmacy and its Medicaid division to craft and implement this unique program. To learn more about addiction treatment and recovery, visit ReachNJ.gov or call 844-ReachNJ (732-2465). ReachNJ is a 24-hour-a-day, 7 day-a-week addictions hotline where people who have Substance Use Disorder (SUD) or friends and family of people with SUD can get immediate assistance and support from live, New Jersey-based, trained addiction counselors. Below please find a list of participating pharmacies and their locations.

  • API

    Average Weekday Interstate Ferry Ridership Figures for Port Authority: Beginning 1998

    data.ny.gov | Last Updated 2019-06-10T17:59:20.000Z

    This dataset provides average weekday ridership trends on New York/New Jersey interstate ferry routes. It counts ridership as unlinked trips, covering both directions of travel between the two states. It includes only scheduled interstate ferry services, and excludes tour and charter trips. The dataset provides separate totals columns for ferry terminals serving Midtown (W 39th St/Pier 79) and Downtown (Pier 11 and the World Financial Center).

  • API

    Vehicle Inspection Facility Locations

    data.nj.gov | Last Updated 2024-06-03T19:05:29.000Z

    List of all vehicle inspection stations located within New Jersey.

  • API

    Port Authority Trans-Hudson (PATH) Monthly Ridership: Beginning 1996

    data.ny.gov | Last Updated 2019-06-10T17:59:19.000Z

    Total Port Authority Trans-Hudson (PATH) system linked passenger trips, by month beginning 1996 through current year period. Trips are based on station turnstile entry counts.

  • API

    Total NJ Crash Records By County - No Private Properties

    data.nj.gov | Last Updated 2022-07-20T13:46:09.000Z

    Number of crashes that occurred in each of the 21 counties of New Jersey and the total number of crashes for the years 2001 to current. Crashes that occurred on private properties are not included.

  • API

    Total NJ Injury Crashes By County - No Private Properties

    data.nj.gov | Last Updated 2022-07-20T13:36:33.000Z

    Number of injury crashes that occurred in each of the 21 counties of New Jersey and the total number of injury crashes for the years 2001 to current. Injury crashes that occurred on private properties are not included.

  • API

    New Jersey Cannabis Dispensary List

    data.nj.gov | Last Updated 2024-06-20T12:50:55.000Z

    List of Cannabis Dispensaries in New Jersey. See nj.gov/cannabis for more information.

  • API

    Port Authority Trans-Hudson Corporation (PATH) Average Weekday and Weekend Ridership: Beginning 1996

    data.ny.gov | Last Updated 2019-06-10T17:59:21.000Z

    PATH System average weekday and weekend linked passenger trips, by month beginning 1996 through current year period. Trips are based on station turnstile entry counts for weekdays and weekends operating under normal weekday schedule (excludes holidays).

  • API

    Municipalities of New Jersey

    data.nj.gov | Last Updated 2023-03-08T13:14:27.000Z

    This data set provides a list of authoritative names and codes for the municipalities of New Jersey from State and Federal government agencies.