The population count of Middlesex County, NJ was 826,698 in 2018. The population count of Nassau County, NY was 1,356,564 in 2018.

Population

Population Change

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.

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Demographics and Population Datasets Involving Nassau County, NY or Middlesex County, NJ

  • 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).

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    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).

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    New York State Population Data: Beginning 2003

    health.data.ny.gov | Last Updated 2022-05-11T17:05:31.000Z

    Population data file is provided as an additional reference file when interpreting vital statistics death rates. The population data is derived from the corresponding release of the NCHS annual estimates of "Bridged Race Vintage" which are consistent with the Bureau of the Census estimates from "Vintage" (released in the summer). For more information, check out: http://www.health.ny.gov/statistics/vital_statistics/. The "About" tab contains additional details concerning this dataset.

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    Vital Statistics Deaths by Resident County, Region, and Race/Ethnicity: Beginning 2003

    health.data.ny.gov | Last Updated 2022-05-11T16:11:16.000Z

    This dataset contains death counts by resident county and race/ethnicity. For more information check out: http://www.health.ny.gov/statistics/vital_statistics.

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    Vital Statistics Suicide Deaths by Age-Group, Race/Ethnicity, Resident Region, and Gender: Beginning 2003

    health.data.ny.gov | Last Updated 2022-05-20T15:47:39.000Z

    This dataset contains suicide death counts by region, race or ethnicity, sex, and age group. For more information, check out: http://www.health.ny.gov/statistics/vital_statistics/.

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    Vital Statistics Deaths by Region and Age-Group by Selected Cause of Death: Beginning 2003

    health.data.ny.gov | Last Updated 2022-05-11T16:09:15.000Z

    This dataset contains death counts by sex, age group, race/ethnicity, and selected cause of death. For more information, check out: http://www.health.ny.gov/statistics/vital_statistics/.

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    Incarcerated Individuals Under Custody: Beginning 2008

    data.ny.gov | Last Updated 2022-05-16T17:46:19.000Z

    Represents incarcerated individuals under custody in NYS Department of Corrections and Community Supervision as of March 31 of the snapshot year. Includes data about admission type, county, gender, age, race/ethnicity, crime, and facility.

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    NYSERDA Low- to Moderate-Income New York State Census Population Analysis Dataset: Average for 2013-2015

    data.ny.gov | Last Updated 2019-11-15T22:30:02.000Z

    How does your organization use this dataset? What other NYSERDA or energy-related datasets would you like to see on Open NY? Let us know by emailing OpenNY@nyserda.ny.gov. The Low- to Moderate-Income (LMI) New York State (NYS) Census Population Analysis dataset is resultant from the LMI market database designed by APPRISE as part of the NYSERDA LMI Market Characterization Study (https://www.nyserda.ny.gov/lmi-tool). All data are derived from the U.S. Census Bureau’s American Community Survey (ACS) 1-year Public Use Microdata Sample (PUMS) files for 2013, 2014, and 2015. Each row in the LMI dataset is an individual record for a household that responded to the survey and each column is a variable of interest for analyzing the low- to moderate-income population. The LMI dataset includes: county/county group, households with elderly, households with children, economic development region, income groups, percent of poverty level, low- to moderate-income groups, household type, non-elderly disabled indicator, race/ethnicity, linguistic isolation, housing unit type, owner-renter status, main heating fuel type, home energy payment method, housing vintage, LMI study region, LMI population segment, mortgage indicator, time in home, head of household education level, head of household age, and household weight. The LMI NYS Census Population Analysis dataset is intended for users who want to explore the underlying data that supports the LMI Analysis Tool. The majority of those interested in LMI statistics and generating custom charts should use the interactive LMI Analysis Tool at https://www.nyserda.ny.gov/lmi-tool. This underlying LMI dataset is intended for users with experience working with survey data files and producing weighted survey estimates using statistical software packages (such as SAS, SPSS, or Stata).

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    Participating Lenders with SONYMA (State of New York Mortgage Agency)

    data.ny.gov | Last Updated 2019-06-10T18:02:02.000Z

    This is a current listing of participating State of New York Mortgage Agency (SONYMA) lenders, their main office addresses and phone numbers, their websites, the SONYMA regions they service and the regional contact phone number.

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    Long-term Industry Projections

    data.ny.gov | Last Updated 2021-06-30T13:09:11.000Z

    Long-term Industry Projections for a 10 year time horizon are provided for the state and 10 labor market regions to provide individuals and organizations with an industry outlook.