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The population density of Cecil County, MD was 295 in 2016. The population density of Warren County, NJ was 300 in 2016.

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 Warren County, NJ or Cecil County, MD

  • 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

    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

    MD COVID-19 - Cases per 100K population, by jurisdiction

    opendata.maryland.gov | Last Updated 2024-09-17T14:36:53.000Z

    <b>Note:</b> Starting April 27, 2023 updates change from daily to weekly. <b>Summary</b> The rate of confirmed COVID-19 cases among Marylanders per 100,000 people in each Maryland jurisdiction. <b>Description</b> The MD COVID-19 cases per 100K population, by jurisdiction layer is the rate of confirmed daily COVID-19 cases among Marylanders per 100,000 people in each Maryland jurisdiction. This rate is a 7-day average, calculated using the CasesByCounty layer and the 2019 estimated county populations (Maryland Department of Planning). Any negative value may be attributed to changes in reporting by 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

    NJ Construction Permit Data

    data.nj.gov | Last Updated 2024-09-11T15:51:27.000Z

    Data received as of 9/9/2024. N.J.A.C. 5:23-4.5 (d) requires municipalities to report to DCA monthly, information on each construction permit issued. Contains information about construction permits issued in New Jersey, including demolition permits. Data is collected from most, but not all municipalities that issue permits. It is processed and updated monthly. Data is purged from this dataset after 60 months have elapsed since the data was received. Accuracy of this data is not guaranteed, it may contain errors, and may not be complete. Data for permits issued in the immediate previous two months has not been reviewed. Note that this is the raw unaudited data, and may vary from the official published information in the monthly and annual Construction Reporter, as the official report contains corrected data, and the official report does not include updates received after the date of publication. We have no data for these municipalities: ALPHA WARREN 2102, ANDOVER BOROUGH SUSSEX 1901, LAKEHURST OCEAN 1513, NATIONAL PARK GLOUCESTER 0812, PINE BEACH OCEAN 1522, QUINTON SALEM 1711, VICTORY GARDENS MORRIS 1437, WINFIELD UNION 2021, WOODLYNNE CAMDEN 0437 Note: We've added Treasury Municipality Code to this dataset, and separated the Municipality Name in to Muni Name and Muni Type. Note 2: Questions on individual permit records should be directed to the office or agency which originally issued the permit. Note 3: This is raw data. An audited and summarized version of this infomation is available at https://www.nj.gov/dca/codes/reporter/building_permits.shtml . Note 4: Please be advised that this is the complete copy of our database. We do not have any additional fields for this data. We do not get property address, geocoding, owner names, type of work. What we have here is all we get. Any additional information would have to be requested from the agency which issued the permit.

  • 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

    County to CBSA Mapping for Large Metros

    data.bayareametro.gov | Last Updated 2022-08-26T07:12:04.000Z

    Data contains counties in the following list of CBSAS (per OMB Mar 2020 definition): Bay Area CBSAs: San Francisco-Oakland-Berkeley, CA San Jose-Sunnyvale-Santa Clara, CA Napa, CA Santa Rosa-Petaluma, CA Other CBSAs: Los Angeles-Long Beach-Anaheim, CA Washington-Arlington-Alexandria, DC-VA-MD-WV Denver-Aurora-Lakewood, CO Detroit-Warren-Dearborn, MI Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Boston-Cambridge-Newton, MA-NH New York-Newark-Jersey City, NY-NJ-PA Phoenix-Mesa-Chandler, AZ Houston-The Woodlands-Sugar Land, TX Seattle-Tacoma-Bellevue, WA Atlanta-Sandy Springs-Alpharetta, GA Chicago-Naperville-Elgin, IL-IN-WI Austin-Round Rock-Georgetown, TX Dallas-Fort Worth-Arlington, TX Miami-Fort Lauderdale-Pompano Beach, FL

  • 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

    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.