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The population count of Maryland was 6,003,435 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.

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

Demographics and Population Datasets Involving Maryland

  • API

    NYCHA Resident Data Book Summary

    data.cityofnewyork.us | Last Updated 2020-02-08T00:56:30.000Z

    Contains resident demographic data at a summary level as of January 1, 2019. The Resident Data Book is compiled to serve as an information source for queries involving resident demographic as well as a source of data for internal analysis. Statistics are compiled via HUD mandated annual income reviews involving NYCHA Staff and residents. Data is then aggregated and compiled by development. Each record pertains to a single public housing development.

  • API

    Choose Maryland: Compare Counties - Demographics

    opendata.maryland.gov | Last Updated 2019-12-13T12:53:02.000Z

    Population profile - total, rate of change, age, and density.

  • API

    Choose Maryland: Compare Metros - Demographics

    opendata.maryland.gov | Last Updated 2019-11-15T14:47:58.000Z

    Population and income profile - totals, median household.

  • API

    Choose Maryland: Compare States - Demographics

    opendata.maryland.gov | Last Updated 2019-09-27T14:52:00.000Z

    Population profile - total, rate of change, age, and density.

  • API

    Maryland Counties Socioeconomic Characteristics (ACS 5-yr Estimates 2022)

    opendata.maryland.gov | Last Updated 2024-03-06T21:59:38.000Z

    Data for population, gender, race, labor force, educational attainment, income, poverty, households and housing units from the American Community Survey 5-yr Estimates, 2018-2022.

  • API

    Maryland Historical and Projected Household Population,1970-2045

    opendata.maryland.gov | Last Updated 2021-04-26T14:59:18.000Z

    Household Population Projections for Maryland and the jurisdictions - historical household population 1970-2010; projections out to 2045. Projections prepared by the Maryland Department of Planning, October 2018

  • API

    Household Population Projections for Non-Hispanic White and All Other by Age, Sex and Race

    opendata.maryland.gov | Last Updated 2018-10-30T17:00:15.000Z

    Household Population Projections for Maryland and the jurisdictions - by age, sex and race projections out to 2045. Projections prepared by the Maryland Department of Planning, August 2018

  • API

    MD COVID-19 - Cases by Race and Ethnicity Distribution

    opendata.maryland.gov | Last Updated 2024-04-23T18:04:25.000Z

    <b>Note:</b> Starting April 27, 2023 updates change from daily to weekly. <b>Summary</b> The cumulative number of positive COVID-19 cases among Maryland residents by race and ethnicity: African American; White; Hispanic; Asian; Other; Unknown. <b>Description</b> The MD COVID-19 - Cases by Race and Ethnicity Distribution data layer is a collection of positive COVID-19 test results that have been reported each day via CRISP. <b>Terms of Use</b> The Spatial Data, and the information therein, (collectively the "Data") is provided "as is" without warranty of any kind, either expressed, implied, or statutory. The user assumes the entire risk as to quality and performance of the Data. No guarantee of accuracy is granted, nor is any responsibility for reliance thereon assumed. In no event shall the State of Maryland be liable for direct, indirect, incidental, consequential or special damages of any kind. The State of Maryland does not accept liability for any damages or misrepresentation caused by inaccuracies in the Data or as a result to changes to the Data, nor is there responsibility assumed to maintain the Data in any manner or form. The Data can be freely distributed as long as the metadata entry is not modified or deleted. Any data derived from the Data must acknowledge the State of Maryland in the metadata.

  • API

    Maryland Senate Districts Socioeconomic Characteristics - ACS 5-year Estimates (2018-2022)

    opendata.maryland.gov | Last Updated 2024-03-08T21:42:14.000Z

    Source: U.S. Census Bureau, 2018-2022 American Community Survey 5-Year Estimates. The ACS 5-year period are period estimates that describe the average characteristics of the population and housing over the period of data collection (2018 through 2022). Data provides broad social, economics, housing, and demographics information by Maryland Senate Districts.

  • API

    Bronx Zip Population and Density

    bronx.lehman.cuny.edu | Last Updated 2012-10-21T14:06:17.000Z

    2010 Census Data on population, pop density, age and ethnicity per zip code