![]() ![]() Imagery used to identify settlements is from the Maxar Basemap +Vivid. Population estimates are based on data from the Gridded Population of the World data collection. Accessed DAY MONTH YEAR.ĬIESIN contributions to the development of this work were supported by funding provided by Facebook. To reference this data, please use the following citation:įacebook and Center for International Earth Science Information Network - CIESIN - Columbia University. Density rankings 1 to 52 include the District of Columbia and Puerto Rico. Note: Population density is a measure of the average population per square mile of land. This preserves the relative population totals across administrative units while matching the UN total. 1 Includes the resident population of the 50 states and the District of Columbia, as ascertained by the Decennial Census. The resulting adjustment factor is multiplied by each administrative unit census value for the target year. The UN estimate for a given country (or state/territory) is divided by the total census estimate of population for the given country. For more information about the methodology used to create our high resolution population density maps and the demographic distributions, please visit: įor information about how to use HDX to access these datasets, please visit: Īdjustments to match the census population with the UN estimates are applied at the national level. The resulting maps are the most detailed and actionable tools available for aid and research organizations. Then we work with our partners at Columbia University to overlay general population estimates based on publicly available census data and other population statistics. To create our high-resolution maps, we use machine learning techniques to identify buildings from commercially available satellite images. Need information not shown here? Go to the U.S.Creative Commons Attribution International.Want to download a slice of data? Go to the attribute table, zoom in to a desired area on the map or click on “options” and make a filter expression.Our state profiles bring you all key population characteristics of your state and your county on one page. America Counts today launches a state-by-state look at the demographic changes the new 2020 Census results reveal. ![]() Legend button – see the ranges of CA-HTC Index classes West Virginia Population Declined 3.2 From 2010 to 2020. Use the filter in the attribute table to further refine a selection. pdf of the view to save and/or print.įilter tool – identify census tracts or block groups with HTC indexes above a certain value. Search bar – search by county or address.īasemap Gallery – choose between different basemaps, such as imagery or StreetMap.īookmark – select a city to zoom to specific parts of the stateĭraw – draw a circle or other shape in an area of focusĪdd Data – upload data in. Organize the data through various filters and settings –.Here are some key national-level 2020 Census results to help you see how your state or county compares in each topic area: Population (up 7.4 to 331.4 million). (You can also open the table by clicking on the arrow at the bottom of the screen) Through interactive state and county maps for the 50 states, the District of Columbia and Puerto Rico, each page provides a snapshot of change from 2010 to 2020 on five topics. ![]() – Open the data attribute table by clicking on the three dots in the popup box’s bottom-right corner. – A box opens up with information on that census tract or block group.
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