The population density of New Castle County, DE was 1,302 in 2018. The population density of Baltimore city, MD was 7,594 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 New Castle County, DE or Baltimore city, MD

  • API

    MDTA Accidents

    opendata.maryland.gov | Last Updated 2023-04-12T13:22:44.000Z

    Includes accidents that occured on MD Transportation Authority (MDTA) facilities, or were within a concurrent jurisdiction and were responded to by MDTA Police. MDTA facilities are the Francis Scott Key Bridge (I-695), John F. Kennedy Memorial Highway (I-95), Thomas J. Hatem Memorial Bridge (US 40), Fort McHenry Tunnel (I-95), Baltimore Harbor Tunnel (I-895), the Bay Bridge (US 50/301), Governor Harry W. Nice Memorial Bridge (US 301), and Intercounty Connector (ICC/MD200). MDTA Police are also responsible for accidents at BWI Airport and the Port of Baltimore. This dataset will be updated monthly by the MD Transportation Authority

  • API

    Maryland Resident Population Per Square Mile: 2010-2020

    opendata.maryland.gov | Last Updated 2024-03-11T18:51:03.000Z

    Resident population density for Maryland and Jurisdictions per square mile from 2010 to 2020. Source: U.S. Bureau of Census

  • API

    MD COVID-19 - Total Population Tested by County

    opendata.maryland.gov | Last Updated 2022-08-23T10:34:42.000Z

    <b>Summary</b> This layer is deprecated (Last updated 3/14/2022). The total number of residents who have been administered at least one COVID-19 test in each Maryland jurisdiction. <b>Description</b> Data represent the number of Maryland residents, both in number and by percent of the population, who have been tested for COVID-19 at least once each Maryland jurisdiction. <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

    MD COVID-19 - Total Deaths in Congregate Facility Settings (Nursing Homes, Assisted Living, State and Local Facilities and Group Homes +10 Residents) by County

    opendata.maryland.gov | Last Updated 2022-08-23T11:58:58.000Z

    <b>This layer has been DEPRECATED</b> (last updated12/1/2021). This was formerly a weekly update. <b>Summary</b> The Outbreak-Associated Cases in Congregate Living data dashboard on coronavirus.maryland.gov was redesigned on 11/17/21 to align with other outbreak reporting. Visit https://opendata.maryland.gov/dataset/MD-COVID-19-Congregate-Outbreak/ey5n-qn5s to view Outbreak-Associated Cases in Congregate Living data as reported after 11/17/21. Confirmed COVID-19 deaths among Maryland residents within a single Maryland jurisdiction who live and work in congregate living facilities for the reporting period. <b>Description</b> The MD COVID-19 - Total Deaths in Congregate Facility Settings data layer is a total of deaths confirmed by a positive COVID-19 test result that have been reported to MDH in nursing homes, assisted living facilities, group homes of 10 or more and state and local facilities in each Maryland jurisdiction for the reporting period. Data are reported to MDH by local health departments, the Department of Public Safety and Correctional Services and the Department of Juvenile Services. To appear on the list, facilities report at least one confirmed case of COVID-19 over the prior 14 days. Facilities are removed from the list when health officials determine 14 days have passed with no new cases and no tests pending. The list provides a point-in-time picture of COVID-19 case activity among these facilities. Numbers reported for each facility listed reflect totals ever reported for deaths. Data are updated once weekly. <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

    District Court of Maryland Eviction Case Data

    opendata.maryland.gov | Last Updated 2024-05-29T17:22:32.000Z

    A statewide listing of District Court of Maryland Eviction Case Data & its Process. Maryland enacted a new law in 2022 requiring the District Court of Maryland to collect and report eviction case data. Additionally, the Maryland Department of Housing and Community Development is required to host a dashboard for the public to view and analyze the information, as well as produce an annual report on evictions. The District Court began collecting the eviction case data required under the law on January 1, 2023, and the public dashboard was launched in May 2023.

  • API

    MD COVID-19 - Total Cases in Congregate Facility Settings (Nursing Homes, Assisted Living, State and Local Facilities and Group Homes +10 Residents) by County

    opendata.maryland.gov | Last Updated 2022-08-23T11:51:24.000Z

    <b>This layer has been DEPRECATED</b> (last updated 12/1/2021). This was formerly a weekly update. <b>Summary</b> The Outbreak-Associated Cases in Congregate Living data dashboard on coronavirus.maryland.gov was redesigned on 11/17/21 to align with other outbreak reporting. Visit https://opendata.maryland.gov/dataset/MD-COVID-19-Congregate-Outbreak/ey5n-qn5s to view Outbreak-Associated Cases in Congregate Living data as reported after 11/17/21. Confirmed COVID-19 cases among Maryland residents within a single Maryland jurisdiction who live and work in congregate living facilities for the reporting period. <b>Description</b> The MD COVID-19 - Total Cases in Congregate Facility Settings data layer is a total of positive COVID-19 test results have been reported to MDH in nursing homes, assisted living facilities, group homes of 10 or more and state and local facilities in each Maryland jurisdiction for the reporting period. Data are reported to MDH by local health departments, the Department of Public Safety and Correctional Services and the Department of Juvenile Services. To appear on the list, facilities report at least one confirmed case of COVID-19 over the prior 14 days. Facilities are removed from the list when health officials determine 14 days have passed with no new cases and no tests pending.The list provides a point-in-time picture of COVID-19 case activity among these facilities. Numbers reported for each facility listed reflect totals ever reported for cases. Data are updated once weekly. <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

    Waste Tire Abatement Sites

    data.ny.gov | Last Updated 2022-08-12T17:59:04.000Z

    Information on designated waste tire abatement sites in New York State, including approximate size, location, and abatement status.

  • API

    Incidence Rate Of Leukemia Per 100,000 All States

    opendata.utah.gov | Last Updated 2019-04-19T00:30:16.000Z

    Incidence Rate Of Leukemia Per 100,000 All States

  • API

    Incidence Rate Of Pancreatic Cancer Per 100,000 All States

    opendata.utah.gov | Last Updated 2019-04-19T06:47:25.000Z

    Incidence Rate Of Pancreatic Cancer Per 100,000 All States

  • API

    Incidence Of Brain And Central Nervous System Cancer Age 15 Under Per 1,000,000 All States

    opendata.utah.gov | Last Updated 2019-04-19T01:42:51.000Z

    Incidence Of Brain And Central Nervous System Cancer Age 15 Under Per 1,000,000 All States