Open Geodata Sources

OpenStreetMap

openstreetmap.org

The free, editable map of the world built by volunteers

USGS EarthExplorer

earthexplorer.usgs.gov

Search and download Landsat and other USGS archives

Natural Earth

naturalearthdata.com

Public domain map data at small scales

Foursquare Places

location.foursquare.com

Global points-of-interest data and Places API

GeoNode

geonode.org

Open-source geospatial content management and data portal

Regrid

regrid.com

Nationwide US parcel data and parcel map app

OpenTopography

opentopography.org

High-resolution topography and lidar data

Google Open Buildings

sites.research.google

Open building footprints detected from satellite imagery

Geofabrik Downloads

download.geofabrik.de

Daily OpenStreetMap extracts by country and region

GADM

gadm.org

Administrative boundaries for every country

SafeGraph

safegraph.com

Points-of-interest and building footprint data

GeoNames

geonames.org

Free gazetteer of over 11 million place names

Humanitarian Data Exchange

data.humdata.org

Open humanitarian datasets including boundaries and population

Global Human Settlement Layer

human-settlement.emergency.copernicus.eu

Global built-up area, population and settlement data

WorldPop

worldpop.org

Gridded population data for the world

OSM Buildings

osmbuildings.org

3D buildings from OpenStreetMap on a web map

Overture Maps

overturemaps.org

Open global map data: places, buildings, transport, addresses

US Census TIGER/Line

census.gov

Official US boundaries, roads and census geography

geoBoundaries

geoboundaries.org

Open administrative boundaries with permissive licences

Transitland

transit.land

Aggregated public transit data from thousands of agencies