WorldPop Global2 R2025A v1 U.S. constrained population, 1 km

Citation

WorldPop. 2025 United States constrained total population at 30 arcsec, Global2 R2025A v1. DOI 10.5258/SOTON/WP00840.

How it is used

Source values are people per pixel. The Great Map masks them to Census 2025 clipped-shoreline 50-state-plus-D.C. coverage and divides by WGS84 geodesic pixel area without renormalization.

Used by

• The Great Map · HomeVisible thematic data

  Only empirical pixel source used by the visible US-C archive.

• General · United States populationVisible thematic data

  Only displayed population surface at every zoom.

• The Great Map · HomeVisible thematic data

  Broad 1 km fallback retained across the US-D zoom transition.

• The Great Map · HomeVisible thematic data

  Displayed broad archive; evaluated but not changed by US-E.

• American UnravelingVisible thematic data

  Only displayed population context at every zoom when enabled.