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Population Distribution and Change

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Georeferenced U.S. County-Level Population Projections, Total and by Sex, Race and Age, Based on the SSPs, v1 (2020 – 2100)

Population Dynamics

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  • Documents

To provide subnational (county) population projection scenarios for the United States essential for understanding long-term demographic changes, planning for the future, and decision-making in a variety of applications.

Global 1-km Downscaled Population Base Year and Projection Grids Based on the SSPs, v1.01 (2000 – 2100)

Population Dynamics

  • Overview
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  • Documents
  • (3) Maps
  • (3) WMS

To provide global urban, rural, and total population base year and projection grids based on the Shared Socioeconomic Pathways (SSPs) data at a resolution of 1-km (about 30 arc-seconds) for climate, socioeconomic, environmental, and other related research.

Population (POP), Built-Up Estimates (BUILT), and Degree of Urbanization Settlement Model Grid (SMOD), v1 (1975, 1990, 2000, 2014, 2015)

Global Human Settlement Layer (GHSL)

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  • Documents
  • (12) Maps

To provide global data on human population, built up area, and degree of urbanization for the years 1975, 1990, 2000, and 2014/2015 in the World Geodetic System 1984 (WGS84) geographic coordinate system.

Global Estimated Net Migration Grids By Decade, v1 (1970 – 2000)

Population Dynamics

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  • Documents
  • (18) Maps
  • (3) WMS

To provide estimates of net-migration (in-migration minus out-migration) per one-kilometer grid cell on a decadal basis for the 1970s, 1980s, and 1990s.

Global Population Count Grid Time Series Estimates, v1 (1970 – 2000)

Population Dynamics

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  • Documents
  • (4) Maps
  • (4) WMS

To provide back-cast population count estimates at 30 arc-second (~1 km) resolution.

Global Population Density Grid Time Series Estimates, v1 (1970 – 2000)

Population Dynamics

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  • Documents
  • (4) Maps
  • (4) WMS

To provide back-cast population density estimates at 30 arc-second (~1 km) resolution.

Global One-Eighth Degree Population Base Year and Projection Grids Based on the SSPs, v1.01 (2000 – 2100)

Population Dynamics

  • Overview
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  • Documents
  • (12) Maps
  • (15) WMS

To provide global urban, rural, and total population base year and projection grids based on the Shared Socioeconomic Pathways (SSPs) data at a resolution of one-eighth degree (7.5 arc-minutes) for climate, socioeconomic, environmental, and other related research.

Global Human Modification of Terrestrial Systems, v1 (2016)

Land Use and Land Cover

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  • Documents
  • (1) Maps
  • (1) WMS

To provide a cumulative measure of human modification of terrestrial lands based on modeling the physical extents of 13 anthropogenic stressors and their estimated impacts using spatially-explicit global data sets.

Global Development Potential Indices, v1 (2016)

Land Use and Land Cover

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  • Documents
  • (12) Maps

To provide spatially-explicit data that relatively rank global land suitability referred to as Development Potential Indices (DPIs) for 13 sectors related to renewable energy, fossil fuels, mining and agriculture as an aid to conservation priority setting.

Population Density Grid, v3 (1990, 1995, 2000)

Gridded Population of the World (GPW), v3

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  • (212) Maps
  • (3) WMS

To provide a time series of raster data on population density to facilitate data integration.

Land and Geographic Unit Area Grids, v1 (2000)

Global Rural-Urban Mapping Project (GRUMP), v1

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  • (1) WMS

To provide land area data for use with GRUMPv1 population and urban data as well as a quantitative measure of resolution of the input spatial units for GRUMPv1.

Population Count Grid, v1 (1990, 1995, 2000)

Global Rural-Urban Mapping Project (GRUMP), v1

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  • (3) WMS

To provide a time series of raster population data for ntegration with other data sets.

Urban Extents Grid, v1 (1995)

Global Rural-Urban Mapping Project (GRUMP), v1

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  • (213) Maps
  • (1) WMS

To provide a raster representation of urban areas (or urban mask) for use with GRUMP population grids or other data sets.

Urban Extent Polygons, v1.02 (1995)

Global Rural-Urban Mapping Project (GRUMP), v1

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  • Documents

To provide a polygon representation of urban areas with city or agglomeration name and time series population estimates.

Settlement Points, v1.01 (1990, 1995, 2000)

Global Rural-Urban Mapping Project (GRUMP), v1

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  • Documents

To provide populated place (point) data with consistent population estimates.

Coastlines, v1 (2000)

Global Rural-Urban Mapping Project (GRUMP), v1

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To permit cartographic display of coastlines that exactly match the GRUMPv1 population surfaces.

National Identifier Grid, v1 (1995, 2000, 2010)

Global Rural-Urban Mapping Project (GRUMP), v1

  • Overview
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To permit the summation of population values by country/territory and, in combination with other data layers, the summation of population values by irregular areas represented in the other data layers and country/territory.

Population Density Grid, v1 (1990, 1995, 2000)

Global Rural-Urban Mapping Project (GRUMP), v1

  • Overview
  • Download
  • (212) Maps
  • (4) WMS

To provide a time series of raster population density data for data integration.

National Administrative Boundaries, v1 (2000)

Global Rural-Urban Mapping Project (GRUMP), v1

  • Overview
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To permit cartographic display of countries and territories that exactly match the GRUMPv1 population surfaces

Settlement Points, v1 (1990, 1995, 2000)

Global Rural-Urban Mapping Project (GRUMP), v1

  • Overview
  • Download
  • (213) Maps
  • (1) WMS

To provide populated place (point) data with consistent population estimates.

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